This is an amazing 18k yellow gold firework pin. The pin is set with cabochon and round cut garnets, round cut diamonds and round cut peridots that weigh approximately 16.79ct, 1.15ct and 3.12ct respectively. The color of the diamonds is G with VS clarity. The pin measures 56mm by 49.5mm and weighs 20.5 grams. The pin is stamped 750 D1.15 GR16.79 PE3.12.