Model: Accutron Watches - Accutron Mirador Ceramic Diamond Watch 28E11 Case material: Ceramic and solid stainless steel case with screw down case back Case dimensions: 43mm (1 11/16") in diameter Movement: Swiss quartz movement Crystal type: Scratch resistant sapphire crystal Crown Screw down cabochon crown Water resistant: 50 meters Dial color: Black carbon fiber dial Band type: Ceramic and solid stainless steel with deployment clasp with lock Additional features: 39 diamonds; Luminous hands; Unidirectional rotating ratchet bezel Warranty: 5 year limited warranty on all Accutron watches