Casio Edifice EFR-539BK-1A2V original

100-meter water resistance 1/10-second stopwatch EDIFICE logo stamped on the crown, back cover and clasp Large faces and cases for powerful designs that really stand out on the wrist Black ion plated band Black ion plated case Mineral Glass Screw Lock Back 100-meter water resistance Case / bezel material: Stainless steel Stainless Steel Band One-touch 3-fold Clasp 1/10-second stopwatch Measuring capacity: 59'59.9'' Measuring modes: Elapsed time, split time, 1st-2nd place times Date display Regular timekeeping Analog: 3 hands (hour, minute, second), 3 dials (stopwatch 1/10 seconds, stopwatch minutes, stopwatch seconds) Accuracy: 20 seconds per month Approx. battery life: 2 years on SR920SW Size of case: 54.1 49.5 11.7 mm Total weight: 185 g