SIZE FACE 43mm Diameter THICKNESS 12.5mm (top of glass to bottom caseback) STRAP 26mm Width THE SPECS CASE Silver 316L Surgical Grade Stainless Steel DIAL Black Tapisserie MOVEMENT Seiko Mecha-Quartz INTERCHANGEABLE STRAP Blue Silicone WATER RESISTANCE 10 ATM GLASS Sapphire Crystal (Scratch Resistant) CASEBACK Italian Marble Showcase SPECS SIZE FACE 43mm Diameter THICKNESS 12.5 mm (top of glass to bottom caseback) STRAP 26mm Width CASE Silver 316L Surgical Grade Stainless Steel DIAL Black Tapisserie MOVEMENT Seiko Mecha-Quartz INTERCHANGEABLE STRAP Blue Silicone WATER RESISTANCE 10 ATM GLASS Sapphire Crystal (Scratch Resistant) CASEBACK Italian Marble Showcase