Oniss #ON612-LRG Women's Bold Collection Stainless Steel Black Ceramic Combo Multi function Watch Precise Swiss Quartz Movement Stainless Steel and Ceramic Case and Band with Push Button Butterfly Open Clasp Sapphire Crystal, Date Display, Multi Function 3 Dial Display (Day, Month, & 24 Hour Indicator), Luminous Hands and Markers Case Size: 42mm Diameter, 13mm Thickness Water Resistant - 100M, Screwed Down Caseback