RING INFORMATION Band Width: 1.8mm Center Stone: Approx. 2.00 ctw. Cut: Round Brilliant Cut STONE DIMENSIONS Natural Diamond: ~8mm Lab Diamond: ~8mm Moissanite: ~8mm Natural Champagne Diamond: ~8mm Lab Created Ruby: ~7.5mm Natural Sapphire: ~7.4mm Natural Emerald: ~8.2mm Certificate Type: GIA, IGI, EGL, or Guild Labs