Authentic Hamilton Jazzmaster Thinline. Case: Stainless Steel; Band Material: Stainless Steel. Features: Foldover Clasp, Fixed Bezel. Dial Color: Grey. Crystal: Scratch Resistant Sapphire. Display Type: Analog with Quartz Movement. Powered By: Battery Operated. Dimensions: Case Size 38mm, Case Thickness 7mm. Solid Case Back Included. Water Resistance: Suitable for shallow water activities (50 meters / approx. 165 feet). Comes With: 2 Year WatchMaxx Warranty.