pecifications :
Case / bezel material: Stainless steel 
Genuine Leather Band 
Triple-fold Buckle 
100-meter water resistance 
Mineral Glass / Spherical Glass 
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: ±20 seconds per month
Approx. battery life: 2 years on SR927W 
Size of case/total weight: 49 X 40.5 X 11.7 mm/75 g