Made of alloy, the watch case is not easy to fade and broken. With soft silicone strap, it is comfortable to wear. Three dimensional grid dial makes your watch more stylish. Small dial is used for chronograph. Item Name: Quartz Watch Type: MF0089G Case Material: Alloy Strap Material: Silicone Clasp Type: Solid Steel Buckle Battery: for Sony SR920SW (Included) Movement Type: Quartz Movement Waterproof Level: 3ATM (for Daily Hand Washing and Rain) Features: Luminous, Durable, Calendar Strap Circumference: 246mm/9.69"; (Approx.) Strap Width: 24mm/0.94"; (Approx.) Surface Diameter: 39mm/1.54"; (Approx.) Watch Thickness: 12.1mm/0.48"; (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. The watch cannot be used in a steam environment, and it is not waterproof to steam. It cannot be worn for bathing, swimming or diving. Package Includes: 1 x Quartz Watch