18 carat gold (kt) white gold: 20.00 grams (gr). 13 white diamonds brilliant cut: 0.40 total weight (ct) (G colour VVs clarity). 140 brawn diamonds, brilliants cut: total weight 2.80 carat (ct). Size: 7.1/4 inches (Usa) | 15 mm (Italy). Codex: OEOS.SS.