Tourbillon WatchesMovement: flying tourbillonMovement model: CAL3H96Power storage: 60 (hours)Vibration frequency: 28800 (times/hour)Drive: double spring driveChain-up mode: manual chain-upMaterial: 316 L fine steelCase diameter: 42 mmBand Material: crocodile leatherCase thickness: 13 mmWaterproof depth: life waterproofBand width: 22 mmMirror: Synthetic sapphire mirrorWeight: 85 gBottom cover: Synthetic sapphire mirror Vibration Frequency, Arabic Numbers, Tourbillon Watch, Watch For Men, Watch Movement, Day And Night, Mechanical Watch, Black Watch, Watch Design