Case / bezel material: Resin / Gold tone Adjustable Clasp Stainless Steel Band Resin Glass Black ion plated band Water Resistant Electro-luminescent backlight 1/100-second stopwatch Measuring capacity: 59'59.99" Measuring modes: Elapsed time, split time, 1st-2nd place times 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.