Setting: 9 x 6 mm (0.4 x 0.2 in). Four-claw cathedral setting. Handcrafted in solid 9 carat white gold (1.60 gr). Natural square cut Burmese sapphire (1.45 ctw) and diamond (0.01 ctw). The perfect Engagement Ring. September Birthstone gift. 5th Wedding Anniversary gemstone. Lifetime Warranty, Appraisal and Gift Box included.