GIA-certified diamonds, the largest selection in Switzerland
Discover over 500,000 GIA-certified diamonds a unique selection in Switzerland.
Round, pear, princess, marquise, oval, radiant, cushion, emerald or heart: each diamond is selected for its proportions (Excellent to Very Good) and its absence of fluorescence.
Founded in 2004 by a GIA-trained gemmologist, diams.com benefits from direct access to the World Diamond Exchange and from Swiss manufacturing we are proud of, to offer you the highest quality.
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Solitärring Mond 0,50ct mit GIA-Diamant Moderner VerlobungsringCHF3,290.00 CHF3,290.00 -
Blanche-Neige diamond solitaire ring 0.50 ct pavé diamondsCHF3,290.00 CHF3,290.00


Diamond solitaires, GIA-certified engagement rings, designed and crafted in Switzerland
The diamond solitaire is the timeless symbol of love. In our Swiss workshops, each engagement ring is crafted with remarkable precision and set with carefully selected GIA-certified diamonds. Cut : brilliant, princess, cushion, oval, or emerald: our collection is based on elegance, Swiss craftsmanship, and ethically sourced stones.
High-end river bracelet, tennis bracelet
The river bracelet or tennis bracelet is an icon of jewelry. Our models are made in Italy in specialized workshops renowned for their mastery of gem setting. White or black diamonds, from 0.97 to over 5 carats: each piece reflects refined craftsmanship and timeless beauty, in accordance with international ethical standards.




Black Tahitian pearls: natural elegance
The black Tahitian pearl embodies a mysterious and luminous elegance. Formed naturally without treatment, they are prized for their rich hues and unique luster. Heirs to an ancient tradition, these pearls symbolize femininity and refinement. diams.com selects only authentic pearls, recognized for their perfection and natural beauty.
Meteorite jewelry, unique fragments of stars
diams.com is one of the few designers in the world to transform real meteorites into exceptional jewelry. Over 4.5 billion years old, these extraterrestrial materials reveal Widmanstätten patterns, evidence of their cosmic journey. Each piece of meteorite jewelry is unique, carrying a story from the cosmos and sought after for its rarity and symbolism.




EXPERTISE JEWELRY
Gemological experts graduates of GIA identify your stones and jewels. They give you an estimate of their value.


BESPOKE
Our teams design and create bespoke jewelry. In order to satisfy you in every detail, we work with the help of 3D software.


EVENT & CONFERENCE
You want to make an exceptional, unique and above all extraordinary event. We organize also conferences on the diamond, etc...
GIA diamonds
As a Swiss company specializing in certified diamonds, diams.com selects each stone with the utmost rigor. Our experienced gemologists guarantee the quality of each diamond according to the GIA's international criteria (4Cs) and its ethical provenance. Our work has been praised by several Swiss and international media outlets, reinforcing the trust placed in us by our customers.








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