Features   - Genuine leather band - 50-meter water resistance - Twinkle dial (Lamé) - Color accent on the crown - Slim case design   Specifications   - Case / bezel material :  Ion plated - Regular timekeeping: Analog - Genuine leather band - Accuracy: ±20 seconds per month - Mineral glass - Approx. battery life: 3 years on SR621SW - Spherical glass - Size of case : 47.3×40.9×8mm (MTP-TW100L) / 36.0×30.0×8.5mm (LTP-TW100L) - 50-meter water resistance - Total weight : 48g (MTP-TW100L) / 27g (LTP-TW100L)   read more