Amethyst & Diamond Pendant Necklace in solid 9ct gold. Size: 6.4 x 16 mm (0.25 x 0.63 in). Material: Gold. Total metal weight: 1.0 gr. Oval cut amethyst (9 x 7 mm) = 1.5 ct total. Round brilliant cut diamond (1 x 1 mm, L colour, SI1 clarity) = 0.03 ct total. Colour: Purple. Stone cut: Oval Cut. Occasion: Mother's Day. Anniversary: 6th Anniversary. Birthstone: February.