Model: Citizen Watch - Citizen BM8220-51L Case material: Solid stainless steel case Movement: 35mm (1 2/5") without the crown, 36mm (1 2/5") with crown; 8mm (3/10") in thickness Weight: 3.7 oz Movement: Citizen Eco-Drive movement Bezel: Solid stainless steel bezel Crystal type: Scratch resistant mineral crystal Crown: Push pull crown Water resistant: 30 meters (165 feet) Face color: Black Lug size: 20mm Band type: Solid stainless steel band with fold over safety clasp with push buttons Band length: Will fit 5 3/4 - 8 1/4" wrist Additional features: Day-Date display; Luminous hands Warranty: 5 year warranty on all Citizen watches Items included: Owner's manual, Citizen warranty material