This is a gorgeous 18k white and yellow gold necklace. The necklace is set with sparkling round and princess cut diamonds that weigh approximately 4.50ct. The color of these diamonds is F-G with VS clarity. The diamond are accentuated by dazzling round cut natural fancy yellow diamonds that weigh approximately 2.00ct. The necklace measures 17 1/2 inches in length and weighs 50.6 grams. The necklace is stamped 18K 750.