Heart Shaped Sapphire & Diamond Pendant Necklace in solid 9ct white gold. Size: 12.7 x 25.4 mm (0.5 x 1 in). Material: White Gold. Total metal weight: 2.0 gr. Heart shaped sapphire (10 x 10 mm) = 5 ct total. Round brilliant cut diamond (1.3 x 1.3 mm, G colour, SI1 clarity) = 0.36 ct total. Colour: Blue. Stone cut: Heart Shaped. Anniversary: 5th Anniversary, 45th Anniversary. Birthstone: September.