From G-SHOCK, the watch brand that is constantlya setting new standards for timekeeping toughness, comes a selection of new designs for the expanding G-STEEL lineup.

Based on the advanced, function-packed GST-S310, these two models come with urethane bands.

The stainless steel bezel GST-S310 comes in a choice of two models, each with either black or white for the face and band.
These new models add new band color selections to mid-size G-STEEL lineup.

• Tough Solar
• Hand shift feature
• Super Illuminator (double) illuminates the face and digital display

• Case / bezel material: Resin / Stainless steel
• Resin Band
• Neobrite
• Shock Resistant
• Mineral Glass
• 200-meter water resistance
• Double LED light
  LED light for the face (Full auto LED light, Super illuminator, selectable illumination duration (1.5 seconds or 3 seconds), afterglow)
  LED backlight for the digital display (Full auto LED light, Super illuminator, selectable illumination duration (1.5 seconds or 3 seconds), afterglow)
• Tough Solar (Solar powered)
• World time
  31 time zones (48 cities + coordinated universal time), daylight saving on/off, Home city/World time city swapping
• 1/100-second stopwatch
  Measuring capacity: 59’59.99”
  Measuring modes: Elapsed time, split time, 1st-2nd place times
• Countdown timer
  Measuring unit: 1 second
  Countdown range: 100 minutes
  Countdown start time setting range: 1 second to 100 minutes (1-second increments, 1-minute increments)
• 5 daily alarms
• Hourly time signal
• Hand shift feature (Hands move out of the way to provide an unobstructed view of digital display contents)
• Battery level indicator
• Power Saving (display goes blank to save power when the watch is left in the dark)
• Full auto-calendar (to year 2099)
• 12/24-hour format
• Button operation tone on/off
• Regular timekeeping
  Analog: 2 hands (hour, minute (hand moves every 20 seconds))
  Digital: Hour, minute, second, pm, month, date, day
• Accuracy: ±15 seconds per month
• Approx. 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)

• Size of case : 55.9×49.3×15.4mm
• Total weight : 92g

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