Setting: 16 x 27 mm (0.6 x 1.1 in). Halo setting. Handcrafted in solid 9 carat yellow gold (4.20 gr). Natural octagon cut Brazilian citrine (5.6 ctw) and diamond (0.2 ctw). The perfect Engagement Ring. November Birthstone gift. 13th Wedding Anniversary gemstone. Lifetime Warranty, Appraisal and Gift Box included.