Oniss #ON641-LRG1 Women's Rose Gold Trim Multi Function Black Ceramic Watch Precise Swiss Quartz Movement High Tec Ceramic Case and Band, Push Button Butterfly Open Clasp Sapphire Crystal, MOP Dial, Luminous Hands and Markers, Day, Date and Month Sub Dials, Genuine Diamond Accents Case Size: 38mm Diameter, 11mm Thickness Water Resistant - 100M, Screw Down Case Back