RING INFORMATION Band Width: 1.8mm Center Stone: Approx. 2.00 ctw. Cut: Radiant Cut STONE DIMENSIONS Natural Diamond: ~8.5x6.5mm Lab Diamond: ~8.5x6.5mm Moissanite: ~8.5x6.5mm Natural Champagne Diamond: ~8.5x6.5mm Lab Created Ruby: ~8x6mm Natural Sapphire: ~8x6mm Natural Emerald: ~9x7mm Certificate Type: GIA, IGI, EGL, or Guild Labs