A sleek stainless steel leather strap watch with a date window and see-through caseback is powered by the self-winding Powermatic 80 movement. A Nivachron™ balance spring provides 80 hours of power reserve with an antimagnetic, shock-resistant and temperature-resistant design for superior performance. 40mm case; 12mm band width Buckle closure Swiss automatic movement Date window Water-resistant to 10 ATM (100 meters) Scratch-resistant sapphire crystal face Stainless steel/leather Swiss made