Sapphire & Diamond Pendant Necklace in solid 9ct white gold. Size: 19.1 x 19.1 mm (0.75 x 0.75 in). Material: White Gold. Total metal weight: 3.5 gr. Oval cut sapphire (14 x 10 mm) = 8.5 ct total. Round brilliant cut diamond (1.5 x 1.5 mm, G colour, SI1 clarity) = 0.46 ct total. Colour: Blue. Stone cut: Oval Cut. Anniversary: 5th Anniversary, 45th Anniversary. Birthstone: September.