ST9 Wristwatches Sapphire Black watch Ceramic Bezel Stainless Steel 40mm Automatic Mechanical Mens Men Watch Watches

1.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 2.Stainless steel wear: Stainless steel is resistant to falling but not abrasion-resistant, so small wear marks are prone to appear 3.Error:the error of the mechanical watch is within 24 hours and 30 seconds, which belongs to the normal error range 4.Adjust the calendar: please do not actively adjust the calendar between 22.00~2.00, this may cause damage to the movement 5.Anti-magnetic: Please do a little bit about places with strong magnetic properties (such as microwave ovens, refrigerators and other household appliances)..syi