Casio Edifice - EFV-530D-1A 
Specifications
- Case / bezel material: Stainless steel
 - One-touch 3-fold Clasp
 - Stainless Steel Band
 - Mineral Glass
 - Screw Lock Back
 - 100-meter water resistance
 - 1/10-second stopwatch
 - Measuring capacity: 59'59.9''
 - Date display
 - Regular timekeeping
 Analog: 3 hands (hour, minute, second), 3 dials (stopwatch 1/10 seconds, stopwatch minutes, stopwatch seconds)- Accuracy: ±20 seconds per month
 - Approx. battery life: 3 years on SR920SW
 - Size of case : 53×47.2×12.3mm
 - Total weight : 147g