Model: Luminox Watch - Luminox EVO F-117 Nighthawk? Series - Luminox 6401 Case material: Black PVD plated solid stainless steel case with screw down case back Case dimensions: 45mm (1 3/4") in diameter; 13mm (1/2") in thickness Weight: 4.2 oz Movement: Swiss quartz movement Crystal type: Scratch resistant sapphire crystal Crown Screw down crown Water resistant: 200 meters Dial color: Black Lug size: 23mm Band type: Black rubber strap Band length: Will fit 6 3/4 to 9" wrist Additional features: Date display; Luminous hands and markers; Unidirectional rotating bezel Warranty: 1 year manufacturer's warranty on all Luminox watches; 10 year manufacturer's warranty on Luminox's illumination system