Opal & CZ Vintage Cabochon Drop Earrings in solid sterling silver. Size: 9.7 x 25.4 mm (0.38 x 1 in). Material: Sterling Silver. Total metal weight: 8.23 gr. Oval cut opal (12 x 8 mm) = 2.5 ct total for pair. Colour: White. Stone cut: Oval Cut. Occasion: Engagement, Wedding, Mother's Day. Anniversary: 14th Anniversary. Birthstone: October.