Model: Citizen Watch - Citizen Men's Eco-Drive Diamond Watch BM6640-57E Case material: Stainless steel case Case dimensions: 32mm X 39mm (1 1/4 X 1 9/16"); 9mm (2/8") in thickness Weight: 3.9 oz Movement: Citizen Eco Drive movement Crystal type: Scratch resistant mineral crystal Crown: Push and pull crown Water resistant: 30 meters Face color: Black dial Lug Size: 26mm Band type: Stainless steel watch band with deployment clasp with push button Band length: Will fit 6 - 8 1/4" wrist Additional features: 36 diamonds; Date display; Luminous hands and markers Warranty: 5 year warranty on all Citizen watches Items included: Owner's manual and Citizen warranty material