Certificate: YES Item Weight: 5.5 G is_customized: No Side Stone: Zircon Certificate Number: GRA Shapepattern: Round Setting Type: Prong Setting Style: Classic Model Number: MSTL-472 Rings Type: Wedding Bands Occasion: Wedding CertificateType: GDTC Metals Type: Silver Main Stone: Moissanite Gender: Women Origin: Mainland China Fine or Fashion: Fine Item Type: Rings size 4 (diameter): 14mm / 0.57 (about) size 5 (diameter): 15mm / 0.58 (about) size 6 (diameter): 16mm / 0.62 (about) size 7 (diameter): 17 mm / 0.66 (about) size 8 (diameter): 18 mm / 0.70 (about) size 9 (diameter): 19 mm / 0.74 (about) size 10 (diameter): 20mm / 0.78 (about) Size 11 (diameter): 21mm / 0.82 (about) size 12 (diameter): 22mm / 0.86 (about) Size 13 (diameter): 23mm/0.90 (about) Size 14 (diameter): 24mm/0.94 (about) Size 15 (diameter): 24mm/0.98 (about) Size 16 (diameter): 25mm/1.02(about) Size 17 (diameter): 26mm/1.06 (about)