Casio Edifice : Chronograph Exclusive Lineup in Partial Ion Plating Series (June 2009 Model) Casio Watch # EFE-500D-1AV (Men Watch). 1/20-second stopwatch. Accuracy: ±20 seconds per month. Approx. Full auto-calendar (to year 2099). Measuring mode: Elapsed time. Size of case / total weight : EFE-500D - 55.8 X 47.5 X 14.6 mm / 236 g.. battery life: 2 years on SR927W.. 29 time zones (29 cities), city code display, daylight saving on/off. Analog: Hour, minute (hand moves every 10 seconds), second, 24-hour, day, date. Daily alarm. Measuring capacity: 23:59' 59.95' ' . Regular timekeeping. Specifications : World time

Model number: EFE-500D-7AV
Band material: Stainless Steel
Band length: Men's Standard
Clasp: Double-lock, 1-press, 3-fold buckle
Case material: Stainless Steel
Dial Color: Black
Crystal material: Anti-Reflective Sapphire
Movement: Chronograph
Calender: Date
Water resistant depth:  100 Meters

- Partial ion plating
- World time
29 time zones (29 cities), city code display, daylight saving on/off
- 1/20-second stopwatch
Measuring capacity: 23:59'59.95''
Measuring mode: Elapsed time
- Daily alarm
- Full auto-calendar (to year 2099)
- Regular timekeeping
Analog: Hour, minute (hand moves every 10 seconds), second, 24-hour, day, date
- Accuracy: ±20 seconds per month
- Approx. battery life: 2 years on SR927W
- Size of case / total weight
55.8 X 47.5 X 14.6 mm / 236 g 

=== 1 Year Warranty ===