Ruby Threader Earrings handcrafted in solid gold. Two genuine rubies total 6.6 ct for both earrings combined. Briolette cut. Size: 6.1 x 45.7 mm (0.24 x 1.8 in). Material: 9ct Gold. Total metal weight: 1.5 gr. 2 briolette cut rubies (9 x 6 mm VS1 clarity) = 6.6 ct total for pair. Colour: Red. Stone cut: Briolette Cut. Anniversary: 15th Anniversary 40th Anniversary. Birthstone: July.