Seiko Men's SNK361 Stainless Steel Analog with Black Dial Watch

Watch, Warranty, Original Box WARNING! This is an automatic men's watch that works without battery Instructions for getting started: This model needs to be wound manually in order to start the mechanism which then winds up with the movement of the wrist For the first time winding the watch, shake it for about two minutes until the hands move forward normally and smoothly. Dial diameter: 37 mm Strap width: 16 mm Waterproof: Withstands a maximum pressure of 3.00 ATM 3 m Seiko