Casio Edifice EFR-540BK-1A

Specifications
- Case/bezel material: Stainless steel
- Solid Band
- Stainless Steel Band
- One-touch 3-fold Clasp
- Mineral Glass
- Black ion plated band
- Black ion plated case
- Vibration resistant
- 100-meter water resistance
- 1/20-second stopwatch
Measuring capacity: 11:59'59.95"
Measuring modes: Elapsed time, split time, 1st-2nd place times
- Date display
- Low battery warning
- Regular timekeeping
Analog: 3 hands (hour, minute, stopwatch seconds),
3 dials (timekeeping second/stopwatch 1/20 seconds/stopwatch hours, stopwatch minutes)
- Accuracy: ±20 seconds per month
- Approx. battery life: 3 years on SR927SW

Size of case / Total weight
- Size of case : 54×48.1×12.1mm
- Total weight : 191g