Sapphire Crystal Screw Lock Back 100-meter water resistance Case / bezel material : Stainless steel Genuine Leather Band 1-second stopwatch Measuring capacity : 59'59 Measuring mode : Elapsed time Date display Regular timekeeping Analog : 3 hands (hour, minute, stopwatch seconds), 3 dials

Sapphire Crystal Screw Lock Back 100-meter water resistance Case / bezel material : Stainless steel Genuine Leather Band 1-second stopwatch Measuring capacity : 59'59 Measuring mode : Elapsed time Date display Regular timekeeping Analog : 3 hands (hour, minute, stopwatch seconds), 3 dials (timekeeping second, 24-hour, stopwatch minutes) Accuracy : ±20 seconds per month Approx. battery life : 2 years on SR927W Size of case :  49 × 42.1 × 11 mm Total weight : 75 g