- Case / bezel material: Stainless steel. Tough Leather Band. 100-meter water resistance. Mineral Glass / Spherical Glass. Tachymeter. Screw Lock Back. 1-second stopwatch. Measuring capacity: 59'59. Measuring mode: Elapsed time. Date display. Regular timekeeping. Analog: 3 hands (hour, minute,
- Case / bezel material: Stainless steel. Tough Leather Band. 100-meter water resistance. Mineral Glass / Spherical Glass. Tachymeter. Screw Lock Back. 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: آ±20 seconds per month. Approx. battery life: 2 years on SR927W. Size of case/total weight: 47 X 39 X 12.5 mm/69 g.