G-Shock GA-2100-4A Red One Size Men's Watch

4.60 (876)
Best price today
$90.95
Save 8.13% vs RRP ▼ 7.15%
Best
amazon.com
4.60 (876)
In stock
$90.95
$99 -8.13%
↓ 7.15%
Prices last updated Feb 05, 2026

Highlights

  • Shock resistant with Carbon Core Guard structure for maximum durability.
  • Features both analog and digital timekeeping for versatile use.
  • Red dial face with stick index hour markers and digital display.
  • Includes a comfortable, adjustable resin band with buckle closure.
  • Powered by an LR44 battery, ensuring long-lasting performance.
  • Stainless steel case with resin and carbon fiber overlay for enhanced protection.
  • Perfect for active lifestyles and adventurous individuals.

Description

Introducing the G-Shock GA-2100-4A Red One Size, a timeless piece designed for those who appreciate durability and style. This men's watch, model number GA21004A, is a testament to G-Shock's commitment to creating watches that can withstand the test of time and the elements. Released on September 16, 2019, this watch quickly became a favorite among enthusiasts for its robust features and striking appearance. Crafted with a round stainless steel case, this watch is further reinforced with a resin and carbon fiber overlay, ensuring maximum shock resistance. The innovative Carbon Core Guard structure enhances its durability, making it perfect for adventurous lifestyles. The adjustable resin band, secured with a traditional buckle closure, offers a comfortable fit for any wrist size. The vibrant red dial face is not just about aesthetics; it combines analog and digital timekeeping for versatility and precision. The dial features stick index hour markers, a digital display, and a sub-dial, all designed to provide clear readability at a glance. The minute track at the perimeter and the iconic G-Shock brand name complete the dial's sophisticated look. Powered by a reliable LR44 battery, included with the watch, the G-Shock GA-2100-4A ensures long-lasting performance. Whether you're hitting the gym, trekking through rugged terrains, or simply making a style statement, this watch is engineered to accompany you through every challenge. With its bold design and unmatched functionality, the G-Shock GA-2100-4A Red One Size is more than just a watch; it's a lifestyle choice for those who dare to be different. Embrace the perfect blend of form and function with this exceptional timepiece.

Specifications

Manufacturer G-Shock
Best Sellers Rank #206,907 in Clothing, Shoes & Jewelry (See Top 100 in Clothing, Shoes & Jewelry) #793 in Men's Wrist Watches #2,214 in Men's Shops
Customer Reviews 4.5 4.5 out of 5 stars (850) 4.5 out of 5 stars
Model Number GA21004A
Item Shape Round
Display Type Analog-Digital
Clasp Buckle
Case Material Resin
Case Diameter 45.4 Millimeters
Case Thickness 6 Millimeters
Band Material Resin
Band Width 20 millimeters
Band Color Red
Dial Color Red
Movement Japanese Quartz
Water Resistance Depth Water Resistant
Warranty Limited
Brand Casio
Brand Name G-Shock
Age Range Description Adult
Model Name G-Shock GA-2100-4A Red One Size
Upc 889232241739
Item Type Name G-Shock GA-2100-4A Red One Size
Included Components G-Shock GA-2100-4A Red One Size
Item Height 5 inches
Power Source Battery Powered
Strap Type Two Piece Strap, Adjustable
Sport Type Walking
Embellishment Feature Crystal
Crystal Mineral Glass
Style GA-2100-4A
Face Style Simple Modern Functional
Gtin 00889232241739
Manufacturer Warranty Description Warranty

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