G-SHOCK GA-2100-1A2 Men's Analog Digital Black Resin Sport Watch with Carbon Core Guard
Men's Casio G-Shock Analog Digital Black Watch GA-2100 GA2100-1A2
Hero image 0 of Men's Casio G-Shock Analog Digital Black Watch GA-2100 GA2100-1A2, 0 of 2
In 25+ people's carts
G-SHOCK

Men's Casio G-Shock Analog Digital Black Watch GA-2100 GA2100-1A2

|34 ratings

Key item features

  • Robust Construction: Features a shock-resistant Carbon Core Guard structure and 200-meter water resistance, encased in durable carbon/resin material with a resin band.
  • Compact Dimensions: Measures 48.5 x 45.4 x 11.8 mm and weighs 51 g, making it a lightweight and comfortable timepiece.
  • Comprehensive Timekeeping: Includes world time for 31 time zones, a 1/100-second stopwatch, a 24-hour countdown timer, and five daily alarms.
  • Illuminated Display: Equipped with a double LED light (Super Illuminator) for both the analog face and digital display, offering selectable illumination durations and afterglow.
  • Practical Features: Boasts a full auto-calendar until 2099, 12/24-hour format, and a hand shift feature for an unobstructed view of the digital display.
  • Reliable Power: Powered by two SR726W batteries, providing an approximate battery life of 3 years.
Generated by AI

Specs

Resists water, YBattery life, 3 yearsWatch style, SportWatch technology, DigitalMaterial, Carbon, ResinWater-resistant depth, 200 m

About this item

Product details

The item in this listing is a brand new sealed product in its original manufacture retail packaging. This product will come with a Minimum 1 year warranty.
• Size one size fits all
• Classic and charming watch perfect for every occasion -The watch has a calendar function: Day-Date, Stop Watch, Worldtime, Countdown, Alarm, Light
• Buckle type: Pin buckle
• Crystal: Plastic
• Casio GA-2100-1A2ER Blue Resin Digital Quartz Man Watch

Specifications:

Basic Information:

  • Case size (L x W x H)
  • 48.5 x 45.4 x 11.8 mm
  • Weight
  • 51 g
  • Case and bezel material
  • Case/bezel material: Carbon / Resin
  • Band
  • Resin Band
  • Construction
  • Shock Resistant
  • Carbon Core Guard structure
  • Water resistance
  • 200-meter water resistance
  • Power supply and battery life
  • Approx. battery life: 3 years on SR726W x 2

Exterior:

  • Glass
  • Mineral Glass

Watch Features:

World time:

  • World time 31 time zones (48 cities + coordinated universal time), daylight saving on/off
  • Stopwatch
  • 1/100-second stopwatch Measuring capacity: 00'00''00~59'59''99 (for the first 60 minutes) 1:00'00~23:59'59 (after 60 minutes) Measuring unit: 1/100 second (for the first 60 minutes) 1 second (after 60 minutes) Measuring modes: Elapsed time, split time, 1st-2nd place times

Timer:

  • Countdown timer Measuring unit: 1-second Countdown range: 24 hours Countdown start time setting range: 1 second to 24 hours (1-second increments, 1-minute increments and 1-hour increments)
  • Alarm/hourly time signal
  • 5 daily alarms
  • Hourly time signal

Light:

  • Double LED light LED light for the face (Super illuminator, selectable illumination duration (1.5 seconds or 3 seconds), afterglow) LED backlight for the digital display (Super illuminator, selectable illumination duration (1.5 seconds or 3 seconds), afterglow)
  • Light color LED: White
  • Calendar: Full auto-calendar (to year 2099)
  • Mute feature: Button operation tone on/off

Accuracy: Accuracy: ±15 seconds per month

Other features:

  • 12/24-hour format
  • Hand shift feature (Hands move out of the way to provide an unobstructed view of digital display contents.)
  • Regular timekeeping: Analog: 2 hands (hour, minute (hand moves every 20 seconds)), 1 dial (day) Digital: Hour, minute, second, pm, month, date
info:
We aim to show you accurate product information. Manufacturers, suppliers and others provide what you see here, and we have not verified it.  

Specifications

Resists water

Y

Battery life

3 years

Watch style

Sport

Watch technology

Digital

Warranty

Warranty information

1 Year International Warranty

Please be aware that the warranty terms on items offered for sale by third party Marketplace sellers may differ from those displayed in this section (if any). To confirm warranty terms on an item offered for sale by a third party Marketplace seller, please use the 'Contact seller' feature on the third party Marketplace seller's information page and request the item's warranty terms prior to purchase.

Customer ratings & reviews

4.3 out of 5 stars
stars
34 ratings11 reviews
Includes global ratings and reviews
How item rating is calculated
  1. 5 stars76% (26)
  2. 4 stars6% (2)
  3. 3 stars0% (0)
  4. 2 stars3% (1)
  5. 1 star15% (5)
Filtered and sorted results would be available on the new 'Customer ratings & reviews' page.
Sort by |

Showing 1-3 of 11 reviews

Jul 7, 2026
Reviewer name: Toni
Sold byCW WATCHESDelivered byWalmart
5 out of 5 stars
5 out of 5 stars review

Verified Purchase

My son wears everyday to work.

Helpful?40D4TVOU7DHW1855046837
Sep 8, 2025
Reviewer name: anonymous
Sold byCW WATCHESDelivered byWalmart
5 out of 5 stars
5 out of 5 stars review

Verified Purchase

Happy!!

I am happy with my purchase. the quality is as i expected.

Incentivized Review
Helpful?40D4TVOU7DHW1855046837
Feb 4, 2025
Reviewer name: William
Sold and shipped byCW WATCHES
5 out of 5 stars
5 out of 5 stars review

Verified Purchase

Well satisfied..

It serves its purpose..it keeps time accurately and is easy to see. Also has the day of the week and a second timer..band fits well and is easy to buckle. Completely satisfied and price was good also.

Incentivized Review
Helpful?40D4TVOU7DHW1855046837
Current price is $103.00
Price when purchased online
  • Free shipping
  • Free Holiday returns until Jan 31
Walmart Accident Plan by Allstate

How do you want your item?

How do you want your item?
Ships to
Arrives between Nov 13 - Nov 16
|
Only 1 left
Sold and shipped by DexclusivePro Seller
4.615942028985507 out of 5 stars
4.6 stars out of 5, based on 276 seller reviews(4.6)
Extended holiday returns
Free Holiday returns until Jan 31