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Casio RELOJ Analog Digital G-Shock Trend GA-2100-1A3ER 49mm Black

  • Based on 711 reviews
Condition: New
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$104.00 Why this price?

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To qualify for a full refund, items must be returned in their original, unused condition. If an item is returned in a used, damaged, or materially different state, you may be granted a partial refund.

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Availability: In Stock.
Fulfilled by Fashionstar Usa
Arrives Jul 11 – Jul 16
Order within 8 hours and 9 minutes
Available payment plans shown during checkout

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Product Dimensions ‏ : ‎ 15.75 x 18.5 x 9.06 inches; 1.83 ounces


Item model number ‏ : ‎ GA-2100-1A1ER


Department ‏ : ‎ unisex-adult


Batteries ‏ : ‎ 2 LR41 batteries required. (included)


Date First Available ‏ : ‎ September 21, 2022


Manufacturer ‏ : ‎ Casio G-Shock


Brand, Seller, or Collection Name: Casio


Model number: GA-2100-1A1ER


Part Number: GA-2100-1A3ER


Item Shape: Round


Dial window material type: Mineral


Display Type: Analog-Digital


Clasp: Buckle


Metal stamp: Resin


Case material: Resin


Case diameter: 49 millimeters


Case Thickness: 11 millimeters


Band Material: Plastic


Band size: Mens Standard


Band width: 24 millimeters


Band Color: Black


Dial color: Black


Bezel material: Resin


Bezel function: 12 Hour Time Display


Calendar: Tag - Date


Special features: Alarm, Stopwatch, Worldtime, Countdown, Lighting


Item weight: 1.83 ounces


Movement: Quartz


Water pressure resistance: 20 bar


Water resistant depth: 200 Meters


Product Warranty: For warranty information about this product, please click here


Frequently asked questions

If you place your order now, the estimated arrival date for this product is: Jul 11 – Jul 16

Yes, absolutely! You may return this product for a full refund within 30 days of receiving it.

To initiate a return, please visit our Returns Center.

View our full returns policy here.

  • Klarna Financing
  • Affirm Pay in 4
  • Affirm Financing
  • Afterpay Financing
  • PayTomorrow Financing
  • Financing through Apple Pay
Leasing options through Acima may also be available during checkout.

Learn more about financing & leasing here.

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Top Amazon Reviews

    • Looks great
Pattern Name: Single
Great looking watch. Looks way more valuable than the cost.
Reviewed in the United States on May 5, 2025 by mdaniel23
    • Small?
Pattern Name: Single
my first watch, seems small but super nice.
Reviewed in the United States on July 30, 2024 by Cody
    • Good purchase
Pattern Name: Single
Enjoy the watch size and fit, operation seems easy to navigate.
Reviewed in the United States on September 17, 2024 by Amazon Customer
    • Beautiful Authentic G-Shock
Pattern Name: Single
Great authentic Casio G Shock watch with all paperwork, the metal container, warranty card, everything. Very happy.
Reviewed in the United States on June 21, 2024 by midtownguy
    • Nice watch but...
Pattern Name: Single
The media could not be loaded. It looks and feels like a high quality product for the prize. It is really nice, not too big or too small, the size and package were perfect, and it is easy to read, but I am returning it because the buttons are really hard to push, especially the one to turn the light on, I had to push it very hard even with my nails to make it work. ... show more
Reviewed in the United States on December 5, 2023 by victoria muñoz
    • Not a man’s watch
Pattern Name: Single
Description said it’s a man’s watch and it won’t even buckle on my wrist. After some research, I the model number matches a female watch and it will be sent back asap.
Reviewed in the United States on July 21, 2024 by Erik
    • G shock 2100 green
Pattern Name: Single
This is the same design as the previous g shock I purchased just some small differences the biggest being that this one is black with green which is what attracted me to the watch, however the picture dose not really show the level of color in the green on the numbers and the watch hands the picture shows a bright neon green color however in person it’s not nearly as bright still like it just a little disappointed it wasn’t full bright neon green like the picture showed anyway still a nice watch great price was still worth the purchase ... show more
Reviewed in the United States on November 3, 2023 by Timothy D.

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