Case Diameter: 38mm Case Thickness: 8mm Strap Width: 20mm Movement: Miyota - 9U13 Water Resistance: Waterproof up to 10 ATM (100 ft) Glass: Sapphire Crystal (Scratch Resistant) Case: 316L Stainless Steel Caseback: Custom Kairos Moniker Strap Material: Full-Grain Ecco™ Leather