Superb diamond and platinum star stud earrings created by Oscar Heyman. Feminine and wearable, the earrings are a great addition to your jewelry collection. The earrings are made of platinum and round brilliant cut diamonds (total weight approximately 5.20 carats (F-G color, VS clarity). The earrings measure 1-1/4 x 1 inches (3.2 x 2.8 centimeters) and weigh 18.3 grams. The earrings are clip-on, posts can be added. Stamped with Oscar Heyman maker's mark, serial number, hallmark for platinum.