Ring – Red Tourmaline 18 carat gold (kt), white and yellow gold, grams. 16,60 (gr). 40 diamonds, brilliant cut, carat 0.45 (ct) (H colour VVs clarity). 1 red tourmaline (rubbellite) 2,38 carat (ct). Size 10 inches (Usa) | 20 mm (Italy). Codex: EASS.ss.