WhatsWatch Carnival Men's Tourbillon 25 Jewels Automatic Movement with Calendar Leather Strap Waterproof Watches - WO-WAT-123

• HIGHLIGHT: *High quality 25 jewels automatic movement,provide accurate time keeping. *Workable sub dials for date and week. *Tourbillon automatic machinery. *Transparent back cover. MATERIAL: *Mineral mirror,scratch resistant. *Stainless steel watch case, leather band, deployment clasp with buckle. SIZE: Dial diameter:40mm,Thickness:13mm,Band Width:20mm,Weight:88.6g FUNCTIONS: Week,Date,Month,Tourbillon,30 M daily waterproof（Please do not press the button in water）. HOW TO USE: 1. When you wear it at the first time, please wind the watch crown on the left of the watch, about 40 laps. 2. By pull the crown out slightly, you can adjust the time, then push the crown back. 3. If you leave it alone for a long time, please swing it lightly for a few minutes and wind-up by several laps. At this time, it will work normally. 4. The mechaical watch allowed the time +1/-1 minutes per 24 hours,this is international mechanical watch rule.