Never replace you battery again

The G-SHOCK lineup of Tough Solar watches with a large-capacity solar power generation system continues to evolve with these new additions. Features include a full-auto EL backlight automatically illuminates the display whenever the watch is angled towards the face while available lighting is dim, 30-record Telememo, World Time, and more. All this plus Tough Solar in a compact, highly fashionable design. The G-2310D is a handsome, high-quality timepiece with a urethane bezel and band. The G-2310 features a bezel with stainless steel parts, which accent a bold face design. , 200 M

• SHOCK Resistant
• 200M Water Resistant
• Accuracy: ± 15 seconds per month
• Timekeeping Mode: Hour, minute, second, am/pm, year, month, day of week, 12/24-hour formats
  Other: Daylight saving time/ Standard time
• Calendar system: Auto-calendar (pre-programmed until the year 2039
• Telememo Mode: Up to 30 sets of data, each set including name (8 characters) and telephone number (14 digists)
  Other: Auto sort, Remaining memory screen
• Alarm Mode: 5 multi-function alarms; hourly time signal
• World Time: 27 cities ( 29 time zones )
• Stopwatch Mode:
  Measuring unit: 1/100 of a second
  Measuring capacity: 23 hours, 59 minutes, 59.99 seconds
  Measuring mode: Elapsed time, split time, two finishes
  Other: Auto -Start function
   
• Countdown Alarm Mode:
  Input range: from 1 second to 24 hours
  Measuring unit: 1/10 of a second
  Other: Auto-repeat function
• Other: Backlight (electro-luminescent panel),
  Auto Light Switch function (operates only in the dark).
  Sleep Mode, Auto Display function.
• Storage Battery: Type ML2016
  NOTE: This watch is equipped with a solar cell and storage battery (secondary battery) that charged by the electrical power produced by the solar cell. Storage battery drops from a full charge in about 6 months if the watch is not exposed to light, with one backlight operation (2 seconds) and 20 seconds of alarm operation per day.