Casio Edifice: CHRONOGRAPH Series (Oct 2008 Model) Casio Watch # EF-531D-7AV (Men' s Watch). Model Number: EF-531D-7 EF531D-7AV EF531D7AV EF531D7AV EF531D7. 52.8 X 42.8 X 11.4 mm / 187 g.. Size of case / total weight EF-531D ...... Analog: 3 hands (timekeeping hour and minutes, stopwatch seconds), 3 dials (timekeeping seconds, stopwatch hours and minutes). Regular timekeeping. Date display. 2 years on SR927W. battery life. Approx. Accuracy: ?20 seconds per month. Measuring mode: Elapsed time. Measuring capacity: 11:59' 59. Specification - 1-second stopwatch. Battery Life: 2 YRS. Battery Type: SR927W. Accuracy per month: ?20 sec. Basic Info - Case: Stainless Steel. ,,,,,,




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