Charmingly classic with an eye-catching gold and green color scheme. The ever-popular A158 takes on green accents against a gold base — a timeless, yet contemporary unisex design. The multi-row metal bracelet band is given a matte finish and paired with a vapor-deposited watch glass for an added gorgeous glow. Not just beautiful, but practical, too. Enjoy handy functions like LED backlight, stopwatch, alarm, and more. Case size (L× W× H) 36.8 × 33.2 × 8.5 mm Weight 45 g Case and bezel material Resin Band Stainless Steel Band Adjustable Clasp Water resistance Water Resistant Power supply and battery life Approx. battery life: 7 years on CR2016 Stopwatch 1/100-second stopwatch Measuring capacity: 59'59.99'' Measuring modes: Elapsed time, split time, 1st-2nd place times Alarm/hourly time signal Daily alarm Hourly time signal Light LED light Light color LED:Green Calendar Auto-calendar (set at 28 days for February) Accuracy Accuracy: ±30 seconds per month Other features 12/24-hour format Regular timekeeping: Hour, minute, second, pm, date, day