Premium Automatic Men's Watch - Gold Stainless Steel Strap, Waterproof Mechanical Watch with Calendar | Luxury Dress Watch for Business, Formal Events & Everyday Wear

Buckle type: Folding buckle Waterproof depth: 3Bar Style: Fashion and Leisure Case material: stainless steel Sports: automatic wind automatic wind Case thickness: 12mm Case shape: round Project Type: Automatic Mechanical Watch Features: Waterproof Function: Auto Date Function: Full calendar Dial diameter: 37 mm Belt material type: stainless steel Strap width: 20 mm Dial material type: sapphire crystal Gender: Man What should I do after the watch stops? Rotate the crown clockwise 20-30 times to start the workbench and give it some backup power.If you can't wear the automatic watch continuously (about 8 to 12 hours a day), you can use the winder watch to keep the watch powered by.