Contact us

Buying a piece of jewelry is an important moment. The Gemmyo Maison has a duty: to help you to find the jewel of your dreams. We are here to answer all your questions.

We are available Monday to Friday, 9am to 7pm, and on Saturday from 10am to 7pm.

Any questions? Have a look at our Q&A.
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Our customer reviews: truth and trust

At Gemmyo, we’re passionate about offering jewelry of outstanding quality, crafted with attention and skill. Proud of our 100% French expertise and strict quality criteria, we firmly believe our creations are some of the best you can find.

Our jewelry is crafted in 18-carat gold, a guarantee of lasting brilliance and durability, unlike other Maisons that may use different alloys. We work with noble, sustainable materials and select exceptional quality gemstones. Our creations are made to endure, with constant attention to material quality and finishing.

Our expertise extends to both diamonds and colored gemstones. Where others treat colored stones as an occasional addition, Gemmyo carefully calibrates every gem with precision. This unique approach allows us to craft creations that are truly rare and exceptional. It’s this attention to detail and high standards that distinguish us.

Our commitment to quality

We believe that every Gemmyo piece reflects precious craftsmanship and meticulous attention to detail. That’s why we implement strict quality checks at every stage of production. Each item is carefully inspected to ensure it meets the highest standards. However, as handcrafted jewelry remains delicate, despite our care and passion, defects or damage from impact may occasionally occur.

Interpreting reviews: insights into quality perception

At Gemmyo, a piece of jewelry is much more than an object, it’s a symbol, a promise, a cherished memory. That’s why we carefully oversee every step, from sourcing materials to crafting each piece in our French ateliers. Most of our clients share their appreciation for the quality and personalized service we provide.

Certainly, there may be times when a review reflects disappointment. While these are rare, we always take them seriously. Jewelry, even of the highest quality, remains delicate by nature. That’s why we’re committed to offering clear, responsive support tailored to each situation.

A little care makes a big difference. Whether you're active or working with your hands, some designs may be better suited than others. When choosing your jewelry, think about how you live every day. We’ll guide you to the pieces that can keep up with you.

Daily wear can gradually affect the setting of your engagement ring. A slight bump may be enough to loosen a prong. To preserve its beauty and safety, we recommend professional cleaning and an annual inspection to ensure that every stone is secure and every prong intact.

Our team is here to help you find the right care routine, based on how often you wear your jewelry and your daily activities.

Our solutions to ensure your peace of mind

Peace of mind is part of the Gemmyo promise. With a lifetime warranty, attentive after-sales care, and the flexibility to resize or return your piece within 30 days even for engraved jewels, we’re here to ensure your jewelry journey is as beautiful as the piece itself.

A jewel of French expertise: Each of our pieces is handcrafted in France, following the highest artisanal standards. Every jewel undergoes rigorous quality checks to ensure durability and brilliance.

Each of our jewelry ateliers is certified by respected labels such as the "Responsible Jewellery Council", "Entreprise du Patrimoine Vivant", or "Joaillerie de France".
Our watches bear the “Swiss Made” label, a mark of excellence ensured by our Jura-based manufacture.

Jewelry care: Like any precious item, your jewelry deserves care. We recommend avoiding impact, removing it before sleeping, washing your hands or exercising, and storing it in its box.

Handling the unexpected: We offer dedicated support and a warranty to assist you with any situation, even the unforeseen.

The online shopping experience: Buying jewelry online can raise questions. That’s why our website is designed for complete transparency, and our customer service is always available to answer your questions before you buy.

Customer satisfaction: We are committed to providing a smooth and reassuring experience from first contact to the moment you receive your jewelry. Our teams are always available to assist you, and we regularly gather feedback to continually improve our service.

Our values and commitments

Based on these pillars, Gemmyo is committed to creating jewelry of exceptional quality.

French craftmanship

Our jewelry is designed, crafted, and set in our workshop in France, with the high standards of craftsmanship and attention to detail that stand the test of time.

Two-step quality checks

No random quality checks at Gemmyo: each and every piece is subject to two checks - one by the Gemmyo workshop, the other by the company's team of specialists just before the item is placed in its case. This is part of our promise to deliver immaculate products.

Responsible manufacturing

The vast majority of our jewelry is made to order, thereby eliminating the need for stock and its inevitable impact on the final retail price, and further reducing the company's ecological footprint.


Committed to your satisfaction

When you choose a Gemmyo jewel, you place your trust in an independent Maison devoted to meaning and emotion. More than an object, a piece of jewelry captures memories, milestones, and the essence of a bond. We take pride in offering creations that last, and a service that truly cares.

Need help? Our FAQ has many answers, and our team is always available to offer more personalized guidance, with pleasure.

Last days before Christmas

Last days before Christmas

There’s still time to place a Gemmyo box under the tree.

A selection to customize as you wish.