Case thickness: 10mm; case diameter: 35mm; band width: 16mm; strap circumference: 175 +/- 5mm</br>Strap material: silicone; movement: analog; water resistance: 3 atm</br>Quartz Movement</br>Case Diameter: 35mm</br>Water resistant to 30m (100ft): in general?? withstands splashes or brief immersion in water?? but not suitable for swimming or bathing</br><br/>http://www.amazon.com/gp/product/B01N6PP9VO