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, Solid Band, 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 caseX48X43.8X 11.6Xm, Total weight:X49 g