Casio Unisex Quartz Watch GA-2100-1A1ER

4.70 (3070)
Best price today
$108.95
Best
AMAZON
4.70 (3070)
In stock
$108.95
Prices last updated Jan 24, 2026

Highlights

  • Octagonal design with mineral glass for scratch resistance.
  • Analog-digital display for versatile timekeeping.
  • Comfortable black silicone strap with a silver pin buckle.
  • Water-resistant up to 200 meters, suitable for snorkeling.
  • Includes stopwatch, countdown timer, and world time features.
  • Reliable Japanese quartz movement for accurate timekeeping.
  • Automatic calendar with date and day display.

Description

The Casio Unisex Quartz Watch GA-2100-1A1ER is a perfect blend of style, functionality, and durability, making it an ideal choice for both men and women who appreciate precision and modern design. This watch, with its sleek black aesthetic, features an octagonal shape that sets it apart from traditional circular watches, offering a unique and contemporary look. The mineral glass dial window ensures durability and resistance against scratches, making it suitable for everyday wear. One of the standout features of this watch is its analog-digital display, allowing users to enjoy the classic look of analog timekeeping while benefiting from the precision and additional functionalities of a digital display. The black silicone strap is not only comfortable to wear but also adds to the watch's sporty yet sophisticated appeal. With a case diameter of 42 millimeters and a thickness of 11.8 millimeters, this watch sits perfectly on the wrist without feeling bulky. Built with a robust plastic case and a rubber coating, the GA-2100-1A1ER is designed to withstand the rigors of daily use. The watch is powered by a reliable Japanese quartz movement, ensuring accurate timekeeping. It also boasts a water resistance of up to 200 meters, making it suitable for snorkeling and free diving at low depths. Additional features include a digital date display, stopwatch function, countdown timer, and an automatic calendar that shows the date and day of the week. The world time feature is particularly useful for travelers, allowing you to keep track of time across multiple time zones. The watch also includes an alarm function and a light, ensuring visibility in low-light conditions. Whether you're an adventurer or someone who enjoys a stylish, functional accessory, the Casio Unisex Quartz Watch GA-2100-1A1ER is a versatile choice that complements any outfit or occasion.

Specifications

Manufacturer Casio
Best Sellers Rank #277,589 in Clothing, Shoes & Jewelry (See Top 100 in Clothing, Shoes & Jewelry) #1,166 in Men's Wrist Watches
Customer Reviews 4.7 4.7 out of 5 stars (2,815) 4.7 out of 5 stars
Model Number GA-2100-1A1DR
Item Shape Round
Display Type Analog-Digital
Clasp Buckle
Case Material Plastic
Case Diameter 42 Millimeters
Case Thickness 11.8 Millimeters
Band Material Resin
Band Width 22 millimeters
Band Color Black
Dial Color Black
Item Weight 30 Grams
Movement Quartz
Water Resistance Depth Waterproof
Warranty manufacturer-and-seller-combination
Brand Casio
Brand Name Casio
Age Range Description Adult
Model Name GA-2100-1A1ER
Series Number 2100
Item Type Name Watch
Included Components the brand's case
Item Height 5 centimeters
Power Source Battery Powered
Strap Type Two Piece Strap
Sport Type Running/jogging, Climbing, Fitness
Embellishment Feature Crystal
Crystal Mineral Glass
Style Strap.
Face Style Mixed
Gtin 04549526241659
Pattern Solid
Band Length 22 Centimeters
Character No aplica
Unit Count 1.00 Count

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