Case / bezel material: Resin Case / bezel material: Resin / Gold tone Stainless Steel Band Adjustable Clasp Resin Glass Popular retro design Fresh new color variations Water Resistant 1/10-second stopwatch Measuring capacity: 59'59.9' Measuring modes: Elapsed time Preset timer Preset time: 1, 3, 5, 10, 15, 20 and 30 minute Daily alarm Hourly time signal Auto-calendar (28 days for February) 12/24-hour format Regular timekeeping Digital: Hour, minute, second, pm, date, day Accuracy: ±30 seconds per month Approx. battery life: 2 years on SR1116W Size of case : 30.3×24.6×7.3mm Total weight : 27.8g