Case / bezel material: Stainless steel Triple-fold Clasp Stainless Steel Band Sapphire Crystal Grey ion plated band Grey ion plated case 100-meter water resistance 1-second stopwatch Measuring capacity: 29'59 Measuring modes: Elapsed time, split time Date display Regular timekeeping Analog: 2 hands (hour, minute), 3 dials (time keeping second, stopwatch minutes, stopwatch seconds) Accuracy: ±20 seconds per month Approx. battery life: 5 years on SR927SW