This is a fabulous 18k white gold night and day necklace. The necklace features lovely south sea pearl. The necklace is set with sparkling round cut diamonds that weigh approximately 2.50ct. The color of these diamonds is H with VS clarity. The south sea pearl pendant measures 23mm by 12mm. The necklace measures 13 1/2 inches in length. The necklace is stamped 18K and weighs 36 grams.