Date Display The current date is shown on the display 3 Years - 1 Battery One battery will supply your watch with the power it needs for about 3 years. Mineral Glass Hard glass resists scratching. Metallic Case Leather Band Folding clasp Water resistance classification (WR) to DIN 8310 i.e. ISO 2281 This model is water resistant to DIN 8310 / ISO 2281, and thus is resistant to minor splashing. Any greater water contact should be avoided. Accuracy +/-20 seconds per month Type of battery SR626SW Dimensions approx. 36mm x 29,6mm x 8,3mm (H x L x P) Weight approx. 28 g