TECHNICAL DATA CASE DIMENSIONS: DIAMETER: 42.5 MM THICKNESS: 14.2 MM LENGTH: 46 MM MOVEMENT: CALIBER 4R3621,600 VIBRATIONS PER HOUR 24 JEWELS POWER RESERVE: APPROXIMATELY 41 HOURS CASE: STAINLESS STEEL CASE CRYSTAL: CURVED HARDLEX CRYSTAL WATER RESISTANCE: 10 BAR, 100 METERS (330 FEET) DIAL COLOR: BLACK STRAP: STAINLESS STEEL BRACELET LUG WIDTH: 22 MM