3A Quality Luxury men Automatic Mechanical Watch Leather strap mens waterproof stainless steels business watches various colors are available, Make waterproof

Winding: The internal function of the new mechanical watch is almost zero, and it needs to be manually wound before wearing it for the first time Stainless steel wear: Stainless steel is resistant to falling but not abrasion-resistant, so small wear marks are prone to appear Adjust the calendar: please do not actively adjust the calendar between 22.00~2.00, this may cause damage to the movement.syi