Cushion Cut Amethyst Stud Earrings in solid 9ct gold. Size: 6.4 x 12.7 mm (0.25 x 0.5 in). Material: Gold. Total metal weight: 1.11 gr. Cushion cut amethyst (6 x 6 mm) = 1.66 ct total for pair. Colour: Purple. Stone cut: Cushion Cut. Occasion: Wedding, Mother's Day. Anniversary: 6th Anniversary. Birthstone: February.