Movement: flying tourbillon Movement model: CAL.3H31 Drive: single-spring drive Power reserve: 42 (hours) Vibration frequency: 28800 (times) Winding method: Manual winding Jewel Bearings: 19 Case Diameter: 42mm Case thickness: 13mm Strap width: 22mm
Fold-over clasp calfskin strap
Full of texture, comfortable and breathable, the folding buckle has been tested for 50,000 times of opening and closing, which is durable and firm and easy to wear.
Skeleton Manual Tourbillon Movement
Skeleton skeleton movement Pleasant relief craftsmanship Vibration frequency: 28800 times/hour Number of jewel bearings : 19 Power reserve: 42 hours
