Cushion Cut Alexandrite & CZ Drop Earrings in solid sterling silver. Size: 16 x 25.4 mm (0.63 x 1 in). Material: Sterling Silver. Total metal weight: 6.25 gr. Cushion cut alexandrite (8 x 8 mm, grade AAA) = 6 ct total for pair. Round cut cubic zirconia (1 x 1 mm) = 1.4 ct total for pair. Colour: Colour Changing. Stone cut: Cushion Cut. Occasion: Engagement, Wedding, Mother's Day. Anniversary: 55th Anniversary. Birthstone: June.