G-Shock SLV-21B-2 Mineral Glass Blue Digital Men's Watch - Brand New Do you and your special someone love to relax and play on the beach? Or are the two of you more the type to snorkel or dive among the coral reefs? Whatever your pleasure, our summer sets satisfy. Chill on the beach and then romp together in the ocean waves in our blue design featuring square face and digital display. The SLV-21B-2 pair features a wave and heart pattern on the band and case back. Press the light button on these watches to see your matching heart pattern appear on the display. Or indulge your love of coral reefs with our unique round face design with digital-analog display. Vibrant summery colors reminiscent of coral and tropical fish are brought together by an all-white band to bring your ocean world to life in the SLV-21A-7A. Specially designed packaging made of shimmery light blue paper adds the final touch to these sun-kissed ocean treasures.\ Case size (L× W× H) icon-question 48.9 × 42.8 × 13.4 mm Weight icon-question 53 g Case and bezel material Resin Band Resin Band Construction Shock Resistant Water resistance 200-meter water resistance Power supply and battery life Approx. battery life: 2 years on CR2016 Exterior Glass Mineral Glass Watch Features Stopwatch 1/100-second stopwatch Measuring capacity: 00'00''00~59'59''99 (for the first 60 minutes) 1:00'00~23:59'59 (after 60 minutes) Measuring unit: 1/100 second (for the first 60 minutes) 1 second (after 60 minutes) Measuring modes: Elapsed time, split time, 1st-2nd place times Timer Countdown timer Measuring unit: 1 second Countdown range: 24 hours Countdown start time setting range: 1 second to 24 hours (1-second increments, 1-minute increments and 1-hour increments) Other: Auto-repeat Alarm/hourly time signal Hourly time signal Multi-function alarm Flash alert feature Flash alert Flashes with buzzer that sounds for alarms, hourly time signals Light Electro-luminescent backlight Afterglow Light color EL:Blue Green Calendar Full auto-calendar (to year 2099) Accuracy Accuracy: ±15 seconds per month Other features 12/24-hour format Regular timekeeping: Hour, minute, second, pm, month, date, day