CASIO gshock GM-5640GEM-1JR GM-5640GEM-1 limited model 20ATM watch 2023.01 released

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G-Shock is a line of watches manufactured by Japanese electronics company Casio, designed to resist mechanical shock and vibration. G-Shock is an abbreviation for Gravitational Shock. The watches in the G-Shock line are designed primarily for sports, military and outdoors-oriented activities; nearly all G-shocks are digital or a combination of analog and digital and have a stopwatch feature, countdown timer, electroluminescent backlight and 200-metres of water resistance.

Product Description

 CASIO gshock GM-5640GEM-1JR GM-5640GEM-1 limited model 20ATM watch 2023.01 released

Product specification

  • release date
  • January 2023
  • Case size (length x width x thickness)
  • 49.6 x 43.2 x 12.9mm
  • mass
  • 78 grams
  • Case and bezel material
  • resin/stainless steel
  • band
  • resin band
  • structure
  • Impact resistant structure (shock resist)
  • Waterproof
  • 20 ATM water resistant
  • Power supply and battery life
  • Battery life: about 2 years
  • Exterior
  • glass
  • inorganic glass
  • surface treatment
  • Black IP (bezel part)
  • Rainbow IP (bezel part)
  • Band wearable size
  • 145-215mm
  • clock function
  • stopwatch
  • Stopwatch (1/100 second (0'00''00 to 59'59''99), 1 second (1:00'00'' to 23:59'59''), 24 hour meter), with split)
  • timer
  • Timer (set unit: 1 second, maximum set: 24 hours, measured in 1 second units, auto repeat)
  • Alarm/time signal
  • Multi-alarm/time signal
  • Notification flash function
  • Report sound flash function (alarm/time signal/timer-linked light emission)
  • light
  • EL backlight (with afterglow function)
  • light color
  • EL: blue green
  • calendar
  • full auto calendar
  • accuracy
  • Average monthly difference: ±15 seconds
  • Other functions
  • 12/24 hour display switching

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    If you are not happy with your purchase and wish to return an item, please contact us within 7 days from receiving your order.
    Please provide your order number as well as the reason for your return. Our customer service team will review the return request and will send further instructions if the return is approved.

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    Returned items must be in original packaging, including any accessories, manuals, and documentation.

    Returned items must be unused, in the same condition that we sent it to you, and in their original packaging. Stains, folded cards, broken seals/ plastic foiling broken will not be accepted. If the condition of the product shipped back to us is not in acceptable condition we reserve the right to not refund or exchange. Products that have been personalized cannot be refunded or exchanged.

    Non-returnable items include items purchased through retailers, incorrect products purchased, and damaged products through customer mishandling.

    Returns made without receipt may be refused. Ippojapanwatch reserves the right to deny any return.

    CASIO gshock GM-5640GEM-1JR GM-5640GEM-1 limited model 20ATM watch 2023.01 released
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