Strong, accurate and lightning fast, the Advanced Field Operator Watch is designed to be read in any physical setting or lighting condition. It marks time under extreme stress to help give you the confidence you need to complete any mission—anywhere, anytime. Features: Finest Miyota quartz movements for extreme accuracy | Constructed of highly corrosion-resistant 316L stainless steel | Case is precision milled for maximum waterproofness | Scratch-resistant sapphire crystal | PVD finish is electrochemically bonded to stainless surface | Screw-down crowns protect inside from moisture and other elements | Standard lug design for easy strap replacement | Billet screw-off case back for simple battery change | Silicone strap resists sweat and chemicals for years | Standard two-year warranty against manufacturing defects Specifications: Case: 316L stainless billet with PVD finish | Movement: Miyota 2415 | Bezel: Fixed, 24-hour ring | Waterproof: 100 m | Strap: Molded silicone | Crystal: Sapphire with anti-glare coating | Case back: Screw down stainless | Date: At 4: 30 position | Battery: 3 year Dimensions: Case: 46. 0x54. 0 mm | Opening: 34. 0 mm | Crown: 9. 0 mm | Strap: 22. 0 mm