Art Deco bracelet from Roberto Coin. Polished 18-karat rose gold hardware. Malachite with white diamonds at edges. Approx. 1. 9" x 2. 3" opening (48mm x 58mm). Approx. 0. 3"W (8mm). 7. 70 total malachite carat weight. 0. 90 total diamond carat weight. Signature hidden synthetic ruby. Hinged opening; button clasp. Imported.