Gems Explorers Atelier (GEA) is a men's fine jewellery maison based in Nice, on the French Riviera. It was founded by Cyrille Deloubrière, a certified expert gemologist (EIG Monaco). GEA creates architectural rings around rare natural stones.

GEA receives clients by private appointment in Nice, Monaco and across the French Riviera. Contact the atelier by email to book a viewing.

ECHØ is GEA's line of men's engagement rings. Each ring holds a natural diamond, a Fancy Color Diamond or a rare gemstone in tension. ECHØ Pure holds a colorless diamond; the other ECHØ rings hold Fancy Color Diamonds or rare gemstones.

ØRIGEN is GEA’s line of men’s pinky rings, a contemporary reading of the signet ring. Each ring is built around a natural diamond or a rare gemstone, from colorless diamonds to Fancy Color Diamonds, and is worn as a personal mark.

Each stone comes with a laboratory report (GIA, IGI). Stones are personally selected and examined by GEA's founder, a certified gemologist.

Yes. Each project begins with a stone, chosen together from GEA's selection or sourced on request. Allow 6 weeks from design approval to delivery. Rings are made in 18K gold.

A Fancy Color Diamond is a natural diamond with an intense body color, such as yellow, brown, cognac or pink. Such colors are rare in nature. GEA selects each stone individually for its color and character. Read our gemologist's guide to Fancy Color Diamonds.