A single oval brilliant cut synthetic diamond: 1.51ct IGI Certificated (see below) The diamond in this ring is Laboratory-Grown. Platinum setting, 18ct yellow gold band. Identification: Laboratory-GrownShape and Cutting Style: Oval BrilliantLABORATORY-GROWN DIAMOND SPECIFICATIONS*Carat Weight: 1.51 caratColour: DClarity: VS1 This hand made ring can be ordered in any finger size. You can also order in any of the following alloys: 9ct yellow gold, 9ct white gold, 9ct rose gold, 18ct yellow gold, 1