Casio Edifice Quartz Chronograph Date Stainless Steel Men's Watch EFR-521D-7AV
Model: EFR-521D-7AV
1/20-second stopwatch
Measuring capacity: 11:59'59.95"
Measuring mode: Elapsed time, split time, 1st-2nd place times
Accuracy: ±20 seconds per month
Approx. battery life
3 Years on SR927SW
Daily alarms
Regular timekeeping
Analog: 3 hands (Hour, minute, stopwatch seconds),
3 dials (time keeping second/stopwatch 1/20 second, stopwatch hours, stopwatch minutes)
Size of case / total weight
EFR-521D ...... 54.0 X 44.4 X 12.6 mm / 160 g
Case: Stainless Steel
Accuracy per month: ±20 sec
Battery Type: SR927SW
Battery Life: 3 YRS
Packaging: New in box with manual
1/20-second stopwatch
Measuring capacity: 11:59'59.95"
Measuring mode: Elapsed time, split time, 1st-2nd place times
Accuracy: ±20 seconds per month
Approx. battery life
3 Years on SR927SW
Daily alarms
Regular timekeeping
Analog: 3 hands (Hour, minute, stopwatch seconds),
3 dials (time keeping second/stopwatch 1/20 second, stopwatch hours, stopwatch minutes)
Size of case / total weight
EFR-521D ...... 54.0 X 44.4 X 12.6 mm / 160 g
Case: Stainless Steel
Accuracy per month: ±20 sec
Battery Type: SR927SW
Battery Life: 3 YRS
Packaging: New in box with manual