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Coringer Coringer is a fine jewellery workshop, located in Paris, which creates unique pieces and small series . 1,000 jewels are made in our workshop each year. 39 craftspeople work in the workshop. Coringer's savoir-faire Ability to model in 3D (CAD) complex and sometimes very figurative shapes 3D reconstruction of wax or models made by designers Construction of the jewel around the stones thanks to 3D scanning of the stones Resin or silver mock-ups Production of the various components of the jewel by machining, lost wax casting, stamping thanks to the synergy between Losange and Coringer Traditional mounting Polishing Setting Threading / lacquering / stones gluing Rhodium plating Engraving Go back

Our Values MCGP Group has been founded on pioneering values that are dear to the heart of its founder, Marie-Christine, and all employees. The MCGP Group selects and works only with partners aligned with its values: cooperation, boldness and trust. Ancre 1 We promote team cohesion by encouraging constructive and stimulating exchanges We define the roles, responsibilities and objectives of each to promote collective work We share best practices, know-how and information for a win-win result We help each other, respect the work of others and value everyone's contribution We listen and take into consideration the opinion of others to make the right decisions Cooperation We step out of our comfort zone We suggest improvements We are imaginative, agile and flexible We always try to turn difficulties and obstacles into opportunities We encourage creation and innovation Audacity We value everyone's commitment and celebrate successes We make every effort to empower, empower and delegate, We say what we do and we do what we say We assume that everyone will do well We create an environment where everyone can succeed Trust

Go back to the commitments Opening up and revitalising the profession Consolidating exceptional savoir-faire and enabling each craftsperson and employee to flourish in their work Perpetuate and strengthen the savoir-faire Recruiting talent Perpetuate and strengthen the savoir-faire We focus on in-house training, enabling new craftspeople to acquire key competences and more experienced craftspeople to improve their knowledge. We also aim to stay up-to-date with new design and manufacturing techniques. We recruit people with no previous experience in jewellery making. Thus, a candidate who has the desire and the abilities to work as a polisher, jeweller or setter will find his place within the group. New craftspeople follow an initial training course of 350 hours , then they are supervised on a daily basis by professional experts in order to continually progress. We are committed to training our craftspeople throughout their career with the group. We aim to help them progress , regardless of their initial level. Training of setters (in French) 00:00 / 01:49 You will hear the testimony of a setter from our Parisian workshop regarding the way he trains the setters of our manufactures. We give a chance to any motivated person to join us. Do not hesitate to consult our job offers on LinkedIn . Top of the page 1 in 2 people attended a training course in 2020 350 hours of initial training for new craftspeople Recruiting talent We wish to give all employees who will be working with craftspeople the keys to a global understanding of the jewellery world Jewellery is a complex world, full of tradition, culture and passion. Since 2021, we have been working with the Haute Ecole de Joaillerie in Paris to offer our employees (project managers, supervisors, sales assistants, planners, etc.) a training course on the world of jewellery. This training is mainly intended for people who join the group and who do not come from the world of jewellery. It is divided into two phases: a discovery part at the Haute Ecole de Joaillerie and a day of practical experience in our Parisian high jewellery workshop in order to learn about the different crafts. Top of the page Le recrutement Savoir-faire

MCGP MCGP is the holding company of the group. It ensures the commercial development of Losange and Coringer, the diffusion of the management through values and technological and financial support. It is also a natural entry point for new clients because of its co-creation activities and development of turnkey collections . Go back

Go back to our commitments Promoting innovation in the crafts sector Proposing an innovation that enables everyone to act together Technology: the craftspeople share their opinion with us Developing our craftsmanship essence and the quality of work life in our manufactures Technology: the craftspeople share their opinion with us We consider technology to be a valuable support in the creation and development of increasingly sophisticated jewellery Our craftspeople are in the best position to explain the close relationship between technology and the human hand in our crafts. So we wanted to give them a voice. In these podcasts, you will hear jewellers and setters from our Parisian workshop talk about the integration of new techniques into their traditional craft. They talk about the developments of the last few decades, how they have dealt with these transformations and and the new possibilities that are offered to them. From Computer Aided Design (CAD) to lasers and binoculars , they tell you all about it. New tools (in French) 00:00 / 01:41 CAD (in French) 00:00 / 01:56 Top of the page 70 % of the added value of the product is made by human hands 140 000 products are created in our manufactures and our workshop each year 284 men and women work within the group Developing our craftsmanship essence and the quality of work life in our manufactures We believe that to work better we must first live better together To meet growing demand, we are modernising the manufacturing conditions for products that remain exceptional. It is important for us to maintain our craftsmanship essence , to create meaning for each of them and to give them autonomy. We also wish to contribute to their well-being in human-sized manufactures that encourage mutual support, social ties and allow each person's contribution to be valued. During the construction of our manufacture in Besançon, we attached great importance to the choice of materials, furniture and the configuration of the building. The objectives set for the construction of our new manufacture in Toulon-sur-Allier are even more ambitious. Creating an environment that favours collaboration Protecting the health of craftspeople: personal protective equipment, extraction of potentially dangerous gases, etc. Ergonomics of the workstations : they are fully adjustable, in order to adapt to the specificities and preferences of each craftsperson Acoustic comfort : soundproofing of noisy activities thanks to walls Optimising the inflow of natural light : large glass areas Making a wider contribution to the quality of work life of employees and craftspeople A sports room in the Besançon manufacture is accessible to all employees at the end of the day. Assistance of a sports coach . The manufacture in Toulon-sur-Allier will also be provided with a sports room. Distribution of fruits and vegetables from the vegetable garden in Besançon Organisation of workshops to prevent and limit back pain Testimony of the gardener (in French) 00:00 / 01:36 You will hear in this podcast the testimony of the gardener of the manufacture of Besançon. Top of the page Technologie QVT

A complete and unique service offering EFFICIENT ORGANISATION The ability to build the future with its customers Long-term vision, critical size, investment capacity, rigorous operational and financial management ADAPTABILITY The customer at the centre of the company Understanding of the companies, of future challenges and needs, willingness to support your growth, individualised service INNOVATION High added value products, in medium to long series Vast savoir-faire, strong expertise and synergy between the jewellery and industrial professions, constant search for ways to broaden the technological range CREATIVITY Product design, co-creation, turnkey collections Synergy between the design studio, developers, traditional jewellery crafts and manufactures LOYALTY & RESPONSIBILITY The assurance of an ethical, transparent and committed production Go back

Our savoir-faire The group is composed of 4 companies: MCGP, Coringer, Losange and Nouvel Heritage. Discover the specific features of each of them. A complete and unique service offering

Diamond Losange owns two manufactures, located in Besançon and Toulon-sur-Allier. They produce jewellery pieces in medium and large series . 120,000 jewels are produced in our manufactures each year. 1/4 La manufacture de Besançon 1/3 La manufacture de Toulon-sur-Allier The Besançon manufacture was built in 2019: it is a 7,500 m2 building located in the centre of the TEMIS technology hub. Our manufacture in Toulon-sur-Allier is being rebuilt and will extend over 4,000 m2. Currently, 349 people work at Losange. Losange's savoir-faire 3D modelling of the jewel (CAD) based on a specification or simply a drawing Synergy with Coringer to ensure consistency of style in the case of collections ranging from small to large series or aesthetic research Resin mock-ups / Prototype in lost wax casting or according to the chosen manufacturing technique CPX printing / Traditional molds Lost wax casting 7-axis machining / Bar turning Traditional or precision mounting Polishing Setting Lacquering / Stones gluing / Rhodium plating Engraving Go back

Go back to the commitments Acting with courage, integrity and responsibility Developing the trust of our partners and employees Developing long-term partnerships Certifying our commitments Developing long-term partnerships We want to build strong and lasting relationships with our partners, working with respect and honesty Céline joined our Parisian workshop Coringer as a jeweller in 2006. When she decided to start her own business in 2019, we immediately supported her. Find out more about her story: " I wish to work with Coringer for a long time , because they are honest and trustworthy people. I still feel supported, I have kept in touch with my former colleagues. I worked at Coringer's for almost 14 years, I learned a lot, I grew up there. They have always been very kind to me, no matter what." 00:00 / 01:49 Top of the page Certifying our commitments The certifications we received confirm our position in favour of a more responsible production, respectful of both the environment and men and women Losange and Coringer have been certified by the Responsible Jewellery Council (RJC) since 2014. It is the world's leading standard-setting organisation for the jewellery and watch industry. The Chain of Custody (CoC) certification, obtained by the two companies in 2020, is a guarantee to our partners that we use materials of known origin, processed in compliance with the ethical and environmental standards developed by the RJC. We obtained the BREEAM® (Building Research Establishment Environmental Assessment Method) certification at the Very Good level for the construction of the manufacture of Losange in Besançon. The new manufacture in Toulon-sur-Allier is being built to even higher standards: we are aiming for the BREEAM® certification at the Excellent level. Taking into account environmental and social issues The products we use comply with the European REACH regulation, which aims to make the production and use of chemicals in European industry safer. This standard protects the health of the employees who use them as well as that of the end consumers who wear our products. Top of the page Partenariats Certifications

PRIVACY POLICY Date of last update: 16.07.21 WHAT IS OUR PRIVACY POLICY? We take your privacy very seriously and are committed to protecting it. We consider that you should be able to easily know what personal data we collect and use, and understand your rights in relation to it. This Privacy Policy explains our policies and practices regarding how we collect, use and disclose the personal data we collect. When you use our digital platforms or provide us with your personal data, you agree to this policy. We recommend that you read our privacy policy carefully as it contains important information about your personal data. It has been designed so that you can easily access the section that interests you. Do not hesitate to contact us if you have any questions or comments about this Privacy Policy by writing to dpo@mcgp-sas.com . WHO ARE WE ? The company responsible for your information under this Privacy Policy (the "data controller") is: MCGP, Société par actions simplifiee au capital de 163 000€ sise 4 rue de la Paix 75002 Paris, France, RCS Paris B 479 808 503. WHAT PERSONAL DATA DO WE COLLECT AND HOW IS IT COLLECTED? Personal data is information relating to an identified or identifiable natural person. They include, for example, a person's name, address and gender. We may collect personal data directly from you (for example through an electronic message) or indirectly (for example from your electronic devices that interact with our digital platforms). What are the data types of personal data? We distinguish : The data that you communicate to us Data we collect in connection with the use of our digital platforms or through electronic messages such as your digital address (IP address) Publicly accessible data, for example on social networks Examples of personal data that you can communicate to us Your name, Your mailing address, Your email address, Your identifiers on social networks, Information you provide to us in free text. Where does this data come from? From our digital platforms. Digital platforms intended for customers or other contacts (such as candidates, and anyone interested in MCGP SAS) and operated by or for MCGP SAS. Electronic communications between you and MCGP SAS. From public sources, for example via social networks. minimum age We remind you that we do not collect, directly or indirectly, personal data from persons under the age of 16, without prejudice to any local law setting a different minimum age. We therefore ask you not to provide us with personal data of persons who do not meet this criterion. WHY DO WE COLLECT YOUR PERSONAL DATA AND HOW DO WE USE IT? We collect and use your personal data in reliance on one or more of the following legal bases: We have obtained your prior consent (for example when you complete the contact form). Please note that with this particular legal basis you have the right to revoke your consent at any time (see below “What are your rights over your personal data and how to contact us? "); We have a legitimate interest in carrying out the processing and that legitimate interest is not overridden by your interests, fundamental rights or freedoms; We must process your personal data in order to comply with applicable laws and regulations. We use the data and information we collect about you to: Offer you all the features of our digital platforms; Enable the proper functioning of all our digital platforms; Personalize your use of our digital platforms and improve them; Communicate with you and respond to all your questions or comments; Proceed with the management of fraud and blacklists in the event that a person has been involved in fraud with regard to our products, services or brands, in particular in order to allow, modify or refuse access to a person to our services or products, or any contact with MCGP SAS, and to communicate with state authorities and defend the rights of MCGP SAS with these authorities. HOW LONG DO WE KEEP YOUR PERSONAL DATA? We do not keep your personal data longer than necessary for the purposes for which they were collected, to comply with legal and regulatory obligations and for the duration of any period necessary for the establishment, exercise or defense of legal claims. legal. Regarding cookies and other digital markers, see below “Cookies Policy and Digital Markers ". Certain technical data (IP addresses for example) are kept for the time necessary to manage the security of our digital platforms. Prior to any data deletion operation (other than for legal reasons), we may ask you if you want them to be kept. Without response or with a negative response, we will indeed delete them. HOW DO WE DISCLOSE AND TRANSFER YOUR PERSONAL DATA? Your personal data is processed by MCGP SAS. They may also be transferred in the event of reorganization of MCGP SAS, in particular in the event of merger, absorption, demerger, and any other reorganization operation. They may also be shared in certain cases within the MCGP Group. Your personal data may also be transferred to the third parties indicated below: Any person or entity on the basis of applicable law or a judicial decision: we may communicate your data to third parties if we consider that this communication is necessary to comply with applicable law, protect our rights or prevent fraud or abuse. When we receive requests for information for law enforcement or national security purposes, we review such requests carefully, including whether they appear vague, excessive or unlawful. Where permitted by law and reasonably within our control, we may notify you that such information has been requested from us. In any event, both the analysis of the request and the possibility of informing you are at our sole discretion and cannot engage our liability in civil, criminal or administrative matters. In the event of a cross-border transfer, we ensure that adequate protection is guaranteed when personal data is transferred outside the EEA. In certain specific cases, if this level of protection is not guaranteed, we will obtain your prior consent or establish with the recipient of the personal data a contractual framework or sufficient measures to ensure an adequate level of protection abroad. We inform you that some partners who receive your personal data may be data controllers, which means that they are responsible for this data, and that the processing of your data is subject to their Privacy Policy which you can access by contacting them. In addition, the rights in connection with this data that you wish to exercise must be requested directly from these data controllers. This may be the case, for example, with regard to financial management, payments, fraud and tax refunds and for logistics partners. A list of these main partners appears in the appendix in the section “Main third parties ". HOW DO WE PROTECT YOUR PERSONAL DATA? All your personal data is strictly confidential and will only be accessible if necessary, only by MCGP SAS staff and other duly authorized entities of the MCGP group as well as independent service providers acting on our behalf in the context of security measures. appropriate technical and organizational security. MCGP SAS has implemented security measures to protect your personal data against unauthorized access and use. We follow appropriate security procedures in the retention and disclosure of your personal data to prevent unauthorized access by third parties and to avoid accidental loss of your data. We limit access to your personal data to people who really need to access it for professional reasons. The people who access your data will be subject to a duty of confidentiality with regard to MCGP SAS. We also have procedures in place to deal with any suspected data security breaches. We will notify you and any relevant supervisory authority of a suspected data security breach where we are required by law to do so or where we believe the impact is significant enough. We also require those to whom we provide your personal data to comply with the above. WHAT ARE YOUR RIGHTS OVER YOUR PERSONAL DATA AND HOW TO CONTACT US? You have the right to request access to information about the personal data concerning you that we process. You also have the right to ask us: To correct or erase your personal data, or to limit the processing of your data; To transfer your data to a third party; To stop processing your personal data where such processing is based on your consent and there is no other legal basis for us to continue processing your data; For these different requests, we may ask you for proof of your identity (copy of an official photo ID showing your date and place of birth). The processing of your requests is free of charge, unless your requests are unfounded or excessive (for example: if you have already requested this personal data on multiple occasions in recent months or if the request involves a disproportionate workload). In this case, we may charge you a reasonable fee in accordance with applicable data protection law. We invite you to contact us if you believe that your personal data has not been processed correctly or if we have not met your requirements. Contact : Do not hesitate to contact us if you have any questions or comments about this Privacy Policy by writing to dpo@mcgp-sas.com . UPDATE TO THIS POLICY This Privacy Policy reflects our current practices and may be amended to reflect changes in privacy legislation and/or practices. When we post changes to this Privacy Policy, we will change the "effective date force” at the top of this Privacy Policy. If we change this Privacy Policy in a material way, we will notify you by means of a change notice at the beginning of this Privacy Policy and/or on the home page of our digital platforms. . Droits sur les données COOKIES AND DIGITAL MARKERS POLICY HOW TO MODIFY YOUR CHOICES? You can change your preferences at any time through our cookie management center by going to the “Manage your cookie preferences” section. WHAT ARE COOKIES ? Cookies are small text files that are saved on your digital devices when you visit a digital platform. They are generally used to operate digital platforms, to improve the efficiency of their operation, to remember your preferences, to remember choices. When you access our digital platforms via a browser, the setting of cookies is also possible in the browser. By using our digital platforms you agree to the setting of our cookies and acknowledge that you understand the terms of our cookie policy. You can modify your preferences at any time (see above: “How to change your choices? "). HOW DO WE USE COOKIES? There are 3 types of cookies: Cookies without which our platforms cannot function: it is not possible to deactivate these cookies; Optional cookies, for example for personalization, which you can deactivate but sometimes at the cost of less user comfort; Third-party cookies that are used, for example, to establish statistics. HOW TO MANAGE YOUR COOKIE PREFERENCES? Cookie preferences can be managed: Through our cookie management center (see above: “How to change your choices? "). At the browser level: ForChromium ™:https://support.google.com/chrome/answer/95647?hl=fr&hlrm=en ForInternet Explorer ™:https://support.microsoft.com/fr-fr/windows/delete-and-g%C3%A9rer-les-cookies-168dab11-0753-043d-7c16-ede5947fc64d Forfirefox ™:https://support.mozilla.org/en/kb/cookies-information-sites-record?redirectslug=G%C3%A9rer+les+cookies&redirectlocale=en ForSafari ™:https://support.apple.com/fr-fr/HT201265 ForOpera ™:https://help.opera.com/en/latest/web-preferences/#cookies WHAT COOKIES DO WE USE? The list of cookies we use is given in the appendix in the section “Table of cookies and trackers ". Politique cookies Modifier choix APPENDICES TO POLICIES DEFINITIONS Digital platforms: All websites, applications or other technologies for communication, dissemination and sharing of digital information Social networks: For example Facebook, Instagram, Twitter, LinkedIn, etc. Electronic message: Any non-analog message whether synchronous or asynchronous Digital device: Any device that accesses or allows access to a digital platform MAIN THIRD PARTIES Name Object Website Wix Web development https://www.wix.com/ Principaux tiers TABLE OF COOKIES AND PLOTTERS cookies Objective Type of cookies Duration XSRF-TOKEN hs svSession SSR-caching _wixCIDX _wix_browser_sess consent-policy smSession TS* bSession fedops.logger.sessionId wixLanguage Used for security reasons Used for security reasons Used in connection with user login Used to indicate the system from which the site was rendered Used for system monitoring/debugging Used for system monitoring/debugging Used for cookie banner settings Used to identify members logged into the site Used for security and anti-fraud reasons Used to measure system efficiency Used to measure system efficiency Used on multilingual websites to store the user's language preference Essential Essential Essential Essential Essential Essential Essential Essential Essential Essential Essential Functional Session Session 2 years 1 minute 3 months Session 12 months Session Session 30 minutes 12 months 12 months Cookies et traceurs CONTACT NOTICE By sending this message, you accept the General Conditions of Use and consent to the processing of your data, in accordance with the Privacy Policy of MCGP SAS. 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Our Maisons The MCGP Group is made up of different jewelry and fine jewelry houses: Coringer, Losange and Nouvel Heritage. Each House has a specific positioning, which allows the Group to cover all stages of jewelry production. MCGP MCGP is the holding company of the group . It ensures the commercial development of Losange and Coringer, the diffusion of the management through values and technological and financial support. It is also a natural entry point for new clients because of its co-creation activities and development of turnkey collections . En savoir plus Coringer Coringer is a fine jewellery workshop , located in Paris, which creates unique pieces and small series . 1,000 jewels are made in our workshop each year. 39 craftspeople work in the workshop. En savoir plus Diamond Losange owns two manufactures , located in Besançon and Toulon-sur-Allier. They produce jewellery pieces in medium and large series. 120,000 jewels are produced in our manufactures each year. En savoir plus New Heritage Nouvel Heritage is our brand of timeless jewelry to wear every day. Discover the Nouvel Heritage creations, made in France from recycled 18k gold and ethically sourced materials within the MCGP group. To discover all the collections, click here.

TERMS AND CONDITIONS EDITOR MCGP SAS, with capital of €163,000, Registered with the RCS of Paris, under number B 479 808 503, Whose registered office is located at 4 rue de la Paix, 75002 Paris, France. Director of publication: Laurent Parruitte, Managing Director MCGP HOST Wix.com 40 Namal Tel Aviv St. Tel Aviv 6350671, Israel TERMS OF USE The site www.mcgp-sas.com is commonly referred to below as "the Site". The user designates “The Internet user connecting, using the site “www.mcgp-sas.com ”. The purpose of the MCGP SAS Site is to provide information relating to the activities, professions and commitments of MCGP SAS. MCGP SAS strives to ensure the accuracy and updating of the information provided to the user for information purposes, which it reserves the right to modify or update at any time and without notice. MCGP SAS cannot guarantee the accuracy, precision or completeness of the information made available on this Site. Use of this Site is subject to compliance with the conditions of use detailed below. When the user accesses this Site and browses it and/or uses it, he accepts these terms of use without reservation. INTELLECTUAL PROPERTY All elements of the Site and the Site itself are protected by current intellectual property law or any other law. This Site constitutes a work of which MCGP SAS is the author within the meaning of articles L111-1 and following of the Intellectual Property Code. The photographs, texts, slogans, drawings, images, all animations with or without sound, as well as all works integrated into the Site are the property of MCGP SAS or of third parties having authorized MCGP SAS to use them. Any reproduction, representation, use, modification, in whole or in part, of texts or illustrations, by any process whatsoever, on any medium whatsoever, made without the prior written consent of MCGP SAS is strictly prohibited and may subject of legal proceedings. The products, processes, technologies described on the site are likely to be covered by other Intellectual Property rights of MCGP SAS or third parties and MCGP SAS does not guarantee in any way that they do not infringe a patent, a right copyright, trademark or more generally any intellectual property right. No license or right to use any intellectual property right is granted. The corporate names, logos and trademarks of MCGP SAS are its property and may not be used without its prior written authorization. RESPONSIBILITY The user expressly admits using the Site at his own risk and under his exclusive responsibility. MCGP SAS and its subsidiaries and affiliates, can in no way be held liable for any direct or indirect damage, whatever the cause, origin, nature or consequences, including material damage, loss of data or program. , financial loss, resulting from access to, use of the Site or any sites linked to it, or decisions made on the basis of the information found there. LINKS TO OTHER SITES The Site may include links to other affiliated and non-affiliated sites. These sites are independent of the Site. Insofar as MCGP SAS cannot control these sites, MCGP SAS cannot be held responsible for the provision of these sites, and cannot bear any responsibility for the content, advertisements, products, services or any other material available. on or from these sites. In addition, MCGP SAS cannot be held responsible for the use that may be made of it by the user and, consequently, for any proven or alleged damage or loss resulting from or in connection with the use or with the having trusted the content, goods or services available on these sites. We remind you that affiliated or non-affiliated sites are subject to their own terms of use. HYPERTEXT LINKS Any webmaster who wishes to establish a link from his site to the Site is required to obtain prior written authorization from MCGP SAS. The user who would be redirected to a third Internet page via a hypertext link appearing on the Site, acknowledges that MCGP SAS does not control the content of the redirect sites. Consequently, MCGP SAS cannot under any circumstances be held liable for any direct or indirect damage resulting from the use of sites accessible via the hypertext links contained on the Site. COOKIES The user is informed that during his visits to the Site, a cookie may be automatically installed on his navigation software. Cookies do not allow MCGP SAS to identify the user personally but are used to record information relating to the navigation of the latter on the Site. The configuration of your navigation software makes it possible to inform of the presence of cookies and possibly to refuse them according to the procedure described at the following address:www.cnil.fr . If you want more information about cookies, see the following page:Privacy Policy UPDATED TERMS OF USE MCGP SAS reserves the right to modify and update access to the Site and these terms of use at any time. These modifications and updates are binding on the user who must therefore regularly refer to this section to check the current conditions of use. APPLICABLE LAW AND JURISDICTIONS These conditions of use are subject to French law. Any dispute relating to the interpretation or execution of these conditions will be the exclusive jurisdiction of the French courts. Download the General Conditions in PDF format