rough trading
Our long-standing partnerships with the world's premier diamond mining companies allow us to guarantee our clients a consistent and unparalleled supply of rough diamonds well into the future. We actively participate in all major tenders and auctions to maintain this advantage.

POLISHED DIAMONDS
Rosy Blue is known worldwide as a market-maker in polished diamonds. By combining our own manufactured diamonds with polished stones sourced from the open market, we ensure a consistent depth of inventory, to meet the needs of many different clients.

Global leader in manufacturing diamonds, colored stones, jewelry & watchmaking for the most prestigious brands since 1960

Gemstones
Where Nature’s Colours Meet Human Mastery

Gemstones are stories shaped by the earth-each one formed through pressure, light and time into something uniquely expressive. At Rosy Blue, coloured stones are more than materials; they are living palettes that inspire design, craftsmanship and creativity across the world’s leading jewellery houses.

Bijoux Medusa est une entreprise du Saguenay – Lac Saint-Jean spécialisée dans la vente de bijoux en or et diamants qui offre une très grande variété de produits pour homme et femme.