PRODUCT DETAILS 18K Yellow & White Gold. Green Tourmaline Cabochon Drops, 12/16 mm, 17.15 total carat weight. Red Tourmaline Cabochon Drops, 13/33 mm, 57.11 total carat weight. Diamonds, 0.12 total carat weight. French clip earring back. Earring: 61 mm long, 14 mm wide.