Casio Edifice Chronograph & Tachymeter EF-546D-1A1V

1-second stopwatch 
Measuring capacity: 11:59'59
Measuring mode: Elapsed time 
Accuracy: ±20 seconds per month 
   
Approx. battery life 
2 years on SR927W 
Date display 
   
Regular timekeeping 
Analog: 3 hands (timekeeping hour and minutes, stopwatch seconds), 3 dials (timekeeping seconds, stopwatch hours and minutes) 
Size of case / total weight 
EF-546D...... 52.5 X 44.9 X 10.8 mm / 170 g
 

=== 1 Year Warranty ===