G-Shock GSTS110D-1A G-Steel Solar Data Collection Prospex daylight saving on/off • 1/100-second

G Shock GSTS110D 1A G Steel Solar Data Collection Prospex daylight saving on off • 1 100 second daylight saving on off • 1 100 second stopwatch • Countdown timer • 5 daily alarms or one time alarms • Hourly time signal • 12 24 hour format • Full auto calendar (to year 2039) • Regular timekeeping • Size of case : 47 precise and powered by light battery operating time: *8 months on rechargeable battery (operation period with normal use without exposure to light after charge) *19 months on rechargeable battery (operation period when stored in total darkness with the power save function on after full charge) Accuracy: ±15 seconds per month 12 24 hour format Hand shift feature (Hands move out of the way to provide an unobstructed view of digital display contents 5 seconds or 3 seconds)