This digital chronograph makes an excellent gym companion thanks to its chronograph functionality and reliable Japanese quartz movement. This watch features a silicone band for comfort and durability. Case: Silicone Caseback: Stainless steel snap-down Dial: Digital Strap: Silicone Clasp: Buckle Crystal: Acrylic Movement: Quartz Water resistance: 5 ATM/50 meters/165 feet Case measurements: 35 mm wide x 8 mm thick Strap measurements: 18 mm wide x 8.25 inches long Model: 2702M All measurements are approximate and may vary slightly from the listed dimensions. Men's watch bands can be sized to fit 7.5-inch to 8.5-inch wrists. Click here to view our Watch Sizing Guide .