Oniss #ON8013-M71 Men's White Ceramic Diamond Index Sports Watch with Black Trim Swiss Made ISA Quartz Chronograph Movement Hi-Tech Ceramic Case and Band, Stainless Steel Push Button Butterfly Connecting Clasp Scratch Resistant Sapphire Crystal, Screw Down Crown, Screw Fastened Stainless Steel Caseback Genuine Diamond Index, Day/Date Display Water Resistant - 50M, Case Size: 47mm Diameter, 13.5mm Thickness