Personalized Men's Watches
 Sapphire crystal, rubber strap with folding clasp.Movement: H25.01r manual tourbillonModel: 1903-HDrive mode: single spring drivePower reserve: 50 (hours)Vibration frequency: 21600 (times/hour)Winding method: manual windingJewel Bearings: 21Case thickness: 16.5mmStrap width: 20-25.5mmCase Material: carbon fiber materialStrap Material: RubberWaterproof depth: 3ATMGlass material: synthetic sapphire crystalBuckle style: Butterfly double snapCrown: Straight