Men's Stainless Steel Edifice Black Dial Analog Quartz Chronograph Stainless steel square case and link bracelet with fold over push button deployment. 1/20-second elapsed time stopwatch. Measuring capacity: 59min 59.95sec. Daily Alarm - Scratch resistant mineral crystal. The Casio Quartz movement, accurate to 20 seconds per month Approx. battery life: 2 years on SR927W. 1 Year Warranty