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Deal.ai › Casio
Casio
Casio G-Shock GA2100-1A1 Watch

Casio G-Shock GA2100-1A1 Watch

Best price now

$83.00at Paramount JewelersChecked 3 h ago

25% under what the other stores charge

Compared across 34 stores. Prices are checked against each store and labelled with when.

Visit Paramount Jewelers

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Price facts

  • Last seen at $83.00 at Paramount Jewelers on Nov 9.
  • Checked at 34 stores.

Our take on the Casio G-Shock GA2100-1A1 Watch

The GA2100-1A1 is Casio's slimmest, lightest G-Shock line, an analog-digital watch with an octagonal bezel often compared to far pricier luxury sports watches. Its Carbon Core Guard case keeps it at 11.8 mm thick and 51 g while still meeting G-Shock shock resistance and 200-meter water resistance. It suits people who want a tough everyday watch that looks sharp with casual or smart-casual clothes. Against bulkier G-Shock models it trades some heft and buttons for a cleaner face and a slimmer profile, and owners tend to praise the looks and light weight more than the legibility of the small analog hands.

Best forEveryday wear with casual or smart-casual outfitsBuyers who want G-Shock toughness in a slim, light caseSwimmers and snorkelers needing 200 m water resistancePeople who prefer analog hands over a pure digital display
Pros
  • Slim 11.8 mm case and 51 g weight sit flat on the wrist
  • Carbon Core Guard case with full shock resistance
  • 200-meter water resistance for swimming and snorkeling
  • Analog-digital layout with world time across 31 time zones
  • Mineral glass and resin band hold up to daily abuse
  • Three-year battery life with no charging routine
Cons
  • Analog hands and small digital window can be hard to read at a glance
  • No solar charging or Bluetooth, unlike some pricier G-Shocks
  • Resin band and mineral glass feel basic next to metal-case rivals
  • No backlight on the analog hands, only the digital display
  • Button layout and setting procedure take practice

Casio G-Shock GA2100-1A1 Watch prices at every store

  • Paramount JewelersNew

    In stockReturn policy

    $83.00Checked 3 h ago
    Visit Paramount Jewelers
  • Bijoux EcloreNew

    In stockReturn policy

    $84.00Checked 3 h ago
    Visit Bijoux Eclore
  • Montres Big Time WatchesNew

    In stockPriced in CAD (CA$129.00)Return policy

    $91.47Checked 3 h ago
    Visit Montres Big Time Watches
  • Tempus ShopNew

    In stockReturn policy

    $95.00Checked 3 h ago
    Visit Tempus Shop
  • CreationWatchesNew

    In stock

    $106.00Free shippingChecked 3 h ago
    Visit CreationWatches
  • Gem BijouNew

    In stockReturn policy

    $108.00Checked 3 h ago
    Visit Gem Bijou
  • Long Island WatchNew

    In stockReturn policy

    $110.00Checked 3 h ago
    Visit Long Island Watch
  • Fat Guy Scuba SupplyNew

    In stockReturn policy

    $110.00Checked 3 h ago
    Visit Fat Guy Scuba Supply
  • Tempus TakumiNew

    In stockReturn policy

    $110.00Checked 3 h ago
    Visit Tempus Takumi
  • ZalesNew

    In stock

    $110.00Checked 3 h ago
    Visit Zales
  • Kay JewelersNew

    In stock

    $110.00Free shippingChecked 3 h ago
    Visit Kay Jewelers
  • JaredNew

    In stock

    $110.00Free shippingChecked 3 h ago
    Visit Jared
  • TillysNew

    In stock

    $110.00Free shippingChecked 3 h ago
    Visit Tillys
  • NordstromNew

    In stock

    $110.00Free shippingChecked 15 h ago
    Visit Nordstrom
  • Macy'sNew

    In stock

    $110.00Free shippingChecked 15 h ago
    Visit Macy's
  • ZalesNew

    In stock

    $110.00Free shippingChecked 15 h ago
    Visit Zales
  • ZumiezNew

    In stock

    $110.00Free shippingChecked 15 h ago
    Visit Zumiez
  • DailyWatchNew

    In stockReturn policy

    $112.00Checked 3 h ago
    Visit DailyWatch
  • Starcow ParisNew

    In stockReturn policy

    $114.00Checked 3 h ago
    Visit Starcow Paris
  • BuckleNew

    In stock

    $110.00+ $6.99 shippingChecked 15 h ago
    Visit Buckle
  • KICKS CREWNew

    In stockReturn policy

    $118.17Checked 3 h ago
    Visit KICKS CREW
  • Dillard'sNew

    In stock

    $110.00+ $9.95 shippingChecked 15 h ago
    Visit Dillard's
  • Jared JewelersNew

    In stock

    $110.00+ $9.95 shippingChecked 15 h ago
    Visit Jared Jewelers
  • Kay JewelersNew

    In stock

    $110.00+ $9.95 shippingChecked 15 h ago
    Visit Kay Jewelers
  • Dover Street MarketNew

    In stock

    $110.00+ $10.00 shippingChecked 15 h ago
    Visit Dover Street Market
  • farfetch.comNew

    In stockMade for another market

    $127.00+ $10.00 shippingChecked 15 h ago
    Visit farfetch.com
  • KICKS CREWNew

    In stock

    $111.15+ $35.00 shippingChecked 3 h ago
    Visit KICKS CREW
  • FootshopNew

    In stock

    $129.95+ $65.00 shippingChecked 3 h ago
    Visit Footshop
  • KlukkanNew

    In stockShips from Iceland · priced in ISK (ISK 28,990) · duties may applyReturn policy

    $237.20Checked 3 h ago
    Visit Klukkan
  • AmazonNew

    Availability unknown

    As an Amazon Associate, Deal.ai earns from qualifying purchases.

    $108.95Free shippingChecked 3 h ago
    Visit Amazon
  • Feldmar Watch CompanyNew

    Availability unknown

    $110.00+ $25.00 shippingChecked 15 h ago
    Visit Feldmar Watch Company
  • Abt ElectronicsNew

    Out of stock

    $110.00Free shippingChecked 3 h ago
    Visit Abt Electronics
  • House Of ScubaNew

    Out of stock

    $110.00Checked 3 h ago
    Visit House Of Scuba
  • CASIONew

    Out of stock

    $110.00Free shippingChecked 3 h ago
    Visit CASIO

Also available at

  • Island WatchCheck price at Island Watch

Store links may earn us a commission. Some prices via Klarna.

Casio G-Shock GA2100-1A1 Watch price history

$110.00$106.00
Nov 9Nov 10

Lowest price we've seen: $106.00 on Nov 10 at CreationWatches; highest $110.00 on Nov 9. Tracked across 23 stores since Nov 9.

What reviewers say

Owners and reviewers treat the GA2100 as one of the best-value G-Shocks, praising its slim case, light weight and the octagonal look that echoes luxury watches. Common complaints are the small analog hands, the fiddly setup and the plasticky feel of the resin band.

What people mention
  • Size and weightPraisedOwners repeatedly say the slim, light case disappears on the wrist compared with older, chunkier G-Shocks.
  • LegibilityCriticisedReviewers find the analog hands thin and the digital sub-window small, making quick reading harder in low light.
  • BuildPraisedThe Carbon Core Guard case and 200 m rating are cited as real toughness in a watch this thin.
  • BandMixedThe resin band is comfortable and durable, but some owners say it feels cheap and collects sweat.
  • SetupCriticisedSetting the time, world time and alarms through the recessed buttons is described as fiddly and easy to get wrong.
  • DesignPraisedThe octagonal bezel and matte black finish draw compliments and comparisons to luxury sports watches.

From Paramount Jewelers

  • Analog-digital design
  • Shock resistant
  • 200-meter water resistance
  • Carbon core guard
Returns
Returns accepted within 15 days of delivery for online purchases only; exchanges within 30 days with proof of purchase; items must be unworn and unaltered; cust
Shipping
Processing 5–10 business days (special orders 15–20 business days); delivery 3–4 business days in the U.S.; insured with adult signature required; free shipping

About the Casio G-Shock GA2100-1A1 Watch

Shop the G-SHOCK GA-2100-1A1 in Black. Analog-Digital design with shock resistance, 200-meter water resistance and carbon core guard.

Specifications

Case thickness
11.8 mmSource
Case size
48.5x45.4x11.8mmSource
Total weight
51gSource
Water resistance
200-meter water resistanceSource
Battery life

Questions and answers

Is the GA2100-1A1 good for swimming?
Yes. It carries 200-meter water resistance, so it is fine for swimming, snorkeling and showering. Casio does not rate it for scuba diving.
How does it compare with other G-Shocks?
It is much slimmer and lighter than classic models like the DW-5600 or GA-100, and it uses an analog-digital display instead of a pure digital one. It gives up solar power and Bluetooth that higher-end G-Shocks offer.
Does it need charging or a battery change?
It runs on two SR726W batteries rated for about three years and has no solar charging. A jeweler or Casio service center swaps the battery when it runs down.
How big does it wear on a small wrist?
The case is 48.5 by 45.4 mm but only 11.8 mm thick and 51 g, so it wears closer to a mid-size watch than its width suggests. Most owners with smaller wrists find it comfortable.
What is in the box?
The watch on its resin band, a manual and the standard Casio packaging. No extra strap or tool is included.
Is the display easy to read at night?
The digital window has an LED backlight, but the analog hands are not illuminated. Reading the hands in the dark relies on ambient light.
Where is the Casio G-Shock GA2100-1A1 Watch cheapest?
At Paramount Jewelers, for $83.00, 25% under what the other stores charge, as of our latest check.
Where can I buy the Casio G-Shock GA2100-1A1 Watch?
31 stores we checked sell it, including Paramount Jewelers, Montres Big Time Watches, Long Island Watch, Fat Guy Scuba Supply, Tempus Takumi.

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Compare the Casio G-Shock GA2100-1A1 Watch

  • Casio G-Shock GA2100-1A1 Watch vs Casio G-Shock 2100 Series GA-B2100-1A Men's Watch

Stores we've priced the Casio G-Shock GA2100-1A1 Watch at

  • Buckle deals and prices
  • Dillard's deals and prices
  • farfetch.com deals and prices
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3 years on SR726W × 2
Source
Case / bezel material
Carbon / ResinSource
Band material
Resin BandSource
Glass
Mineral GlassSource
World time
31 time zones (48 cities + coordinated universal time)Source
Stopwatch
1/100-second stopwatchSource
Countdown range
24 hoursSource
Accuracy
±15 seconds per monthSource