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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, 9 am to 7 pm.


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Our team is available by phone.

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From France +33 1 42 46 90 89

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From Belgium +32 2 320 29 34



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For all inquiries, please contact us at hello@gemmyo.com.



Any questions? Have a look at our Q&A.
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Men's Rings

18k black gold sapphire men's rings

Gemmyo allows you to find the 18k black gold sapphire ring for men of your dreams, simple or original, sober or coloured. Don't wait any longer to discover our collection of 18k black gold sapphire men's rings.

18K black gold

18K black gold

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Ring Black gold Sapphire Thésée Duo 2
Ring Black gold Sapphire Thésée Duo 3
Ring Black gold Sapphire Thésée Duo 4

Thésée Duo

Black gold, Sapphire

1 435 €

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In time for the holidays

In time for the holidays

Discover our jewelry available for a last-minute gift.

Fast shipping & express delivery available.