Bold black meets vibrant color in these tough G-SHOCK watches with fluorescent accents. The matte black bezel and band contrast stylishly with touches of vivid blue, pink, and yellow on the hands, hour markers, and dial marks, transporting you to a virtual world. Playful and bold, these designs will crush in any fashion scene. Choose your favorite of five timepieces — the GA-100, GA-110, or GA-700 with large case; the GA-B2100 with octagonal bezel plus Bluetooth and solar charging; or the GX-56 digital watch with large case. Cool matte black and fluorescent colors come together in a stand-out pairing. Which one do you want? Case size (L× W× H) 55 × 51.2 × 16.9 mm Weight 72 g Case and bezel material Resin Band Resin Band Construction Shock Resistant Magnetic Resistant Water resistance 200-meter water resistance Power supply and battery life Approx. battery life: 2 years on CR1220 Exterior Glass Mineral Glass Compatible band size 145 to 215 mm Watch Features World time World time 29 time zones (48 cities + coordinated universal time), daylight saving on/off, home city/world time city swapping Stopwatch 1/1000-second stopwatch Measuring capacity: 99:59'59.999'' Measuring modes: Elapsed time, lap time, split time Others: Speed (0 to 1998 units/hour), Distance input (0.0 to 99.9) Mach indicator (speed exceeding 1225 units/hour) Timer Countdown timer Measuring unit: 1 second Countdown range: 24 hours Countdown start time setting range: 1 minute to 24 hours (1-minute increments and 1-hour increments) Other: Auto-repeat Alarm/hourly time signal 5 daily alarms (with 1 snooze alarm) Hourly time signal Light LED light Auto light switch, selectable illumination duration (1.5 seconds or 3 seconds), afterglow Light color LED:Amber Calendar Full auto-calendar (to year 2099) Accuracy Accuracy: ±15 seconds per month Other features 12/24-hour format Regular timekeeping: Analog: 2 hands (hour, minute (hand moves every 20 seconds)), 1 dial (speed) Digital: Hour, minute, second, pm, month, date, day