Model: Seiko Watch - Seiko Men's Chronograph SND585 Case material: Two tone solid stainless steel case with screw down case back Case dimensions: 40mm (1 1/2") in diameter not including the crown; 9.5mm (2/5") in thickness Weight: 5.5 oz Movement: Seiko quartz movement - 3 year battery life Crystal type: Scratch resistant hardlex crystal Crown: Push and pull crown Water resistant: 50 meters Face color: Blue Band type: Two tone solid stainless steel with fold over clasp with push button Band length: Will fit up to 8 1/4" wrist Additional features: Hour, minute and small second hands; Chronograph features: measures split and accumulated elapsed time, measures up to 12 hours in 1/20 second increments; Date display; Luminous hands and markers Warranty: 3 year manufacturer's warranty on all Seiko watches Items included: Owner's manual; Seiko warranty material