Casio GA-2100-4AER watch Wrist watch Unisex Red
Casio G-shock Ga-2100-4aer Watch Red Men
Overall Rating: 4.0 / 5 (average from multiple review sources, as of 7 Jun 2026)
Based on a total of 28,965 customer reviews from independent review platforms.
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£76.49
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Casio GA-2100-4AER Mens G-Shock Watch
Overall Rating: 1.4 / 5 (average from multiple review sources, as of 12 Jun 2026)
Based on a total of 63 customer reviews from independent review platforms.
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Based on a total of 63 customer reviews from independent review platforms.
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£85.53
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Casio GA-2100-4AER Mens G-Shock Watch
Overall Rating: 1.4 / 5 (average from multiple review sources, as of 12 Jun 2026)
Based on a total of 63 customer reviews from independent review platforms.
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The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
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Based on a total of 63 customer reviews from independent review platforms.
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£86.47
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Casio Men's Analogue-Digital Quartz Watch with Plastic Strap GA-2100-4AER
Overall Rating: 4.4 / 5 (average from multiple review sources, as of 31 May 2026)
Based on a total of 127,620 customer reviews from independent review platforms.
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Based on a total of 127,620 customer reviews from independent review platforms.
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4-6 days
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£88.07
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Casio G-Shock GA-2100 Red
Overall Rating: 1.2 / 5 (average from multiple review sources, as of 31 May 2026)
Based on a total of 261 customer reviews from independent review platforms.
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Based on a total of 261 customer reviews from independent review platforms.
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The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
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£89.89
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Casio G-Shock GA-2100-4AER - Man - 46 mm - Digital - Quartz - Mineral Glass Red 26 mm
Overall Rating: 3.4 / 5 (average from multiple review sources, as of 30 May 2026)
Based on a total of 2 customer reviews from independent review platforms.
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Based on a total of 2 customer reviews from independent review platforms.
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2-3 business days
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£91.00
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Casio GA-2100-4AER Mens G-Shock Watch
Overall Rating: 1.4 / 5 (average from multiple review sources, as of 12 Jun 2026)
Based on a total of 63 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
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pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Based on a total of 63 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
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£94.10
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Casio G-shock Mens Red Watch GA-2100-4AER - One Size
Overall Rating: 4.2 / 5 (average from multiple review sources, as of 8 Jun 2026)
Based on a total of 26,955 customer reviews from independent review platforms.
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pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Based on a total of 26,955 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
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3-5 days
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£106.28
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CASIO G-Shock GA-2100-4A Carbon Core Guard Red
Overall Rating: 1.2 / 5 (average from multiple review sources, as of 7 Jun 2026)
Based on a total of 22,795 customer reviews from independent review platforms.
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pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Based on a total of 22,795 customer reviews from independent review platforms.
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The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
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Will usually delivered within 15 - 31 working days of receiving cleared payment.
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£106.33
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Discover the CASIO G-SHOCK GA-2100-4AER for Men: The Icon of Modern ToughnessElevate your accessory collection with the CASIO G-SHOCK GA-2100-4AER, a men´s watch that masterfully blends legendary durability with a sharp, contemporary design. Famously nicknamed the CasiOak by enthusiasts for its distinctive octagonal bezel, this timepiece is a modern classic that makes a bold statement in a vibrant and energetic red. It´s the perfect fusion of high-performance functionality and street-ready style, designed for the man who demands resilience and sophistication in equal measure.Born from a quest for the ultimate indestructible watch, the GA-2100-4AER continues the G-SHOCK legacy of absolute toughness. Its foundation is the revolutionary Carbon Core Guard structure. This innovative design utilizes a carbon fiber-reinforced resin case to protect the internal module, delivering superior shock resistance while simultaneously achieving a remarkably slim and lightweight profile. This means you
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Product Information
Power
| Battery type | SR726W |
| Battery life | 3 year(s) |
| Number of batteries supported | 1 |
Technical details
| Timer | 1/1 s - 24 h |
| Alarm function | Yes |
| Accuracy | -15 - 15 sec/month |
| Clock mode | 12h/24h |
| Backlight type | EL |
| Watch dial type | Analog & LCD dial |
| Chronometer | Yes |
| Shockproof | Yes |
| Waterproof | Yes |
| Watch type | Wrist watch |
| Calendar type | Day |
| Calendar | Yes |
| Countdown timer | Yes |
| Stopwatch measuring capacity | 1/100 s - 24 h |
| Stopwatch accuracy | 0.01 s |
| Stopwatch | Yes |
Weight & dimensions
| Weight | 51 g |
| Height | 48.5 mm |
| Depth | 11.8 mm |
| Width | 45.4 mm |
Design
| Watch case material | Carbon, Resin |
| Product design | Sport |
| Watch marker colour | Red |
| Watch marker style | No markers |
| Watch dial main colour | Red |
| Gender | Unisex |
| Case shape | Round |
| Watch glass type | Mineral |
| Band main colour | Red |
| Band material | Resin |
| Housing colour | Red |
Product information
At a glance
- Shock-proof construction: Exceptional durability for active lifestyles.
- Water-resistant: Up to 200 meters for aquatic activities.
- Stylish design: Modern aesthetics for any occasion.
Note: This text was created with the help of AI.
Discover the Casio G-Shock GA-2100-4AER: A Perfect Blend of Style and Functionality
The Casio G-Shock GA-2100-4AER is an ideal choice for anyone who values durability and style in their timepiece. Whether you’re an outdoor enthusiast, a fashion-forward individual, or someone who simply appreciates a reliable watch, this model caters to all. With its robust design and impressive features, it stands out in the crowded world of watches, making it a must-have for your collection.
Unmatched Durability and Features
One of the standout features of the GA-2100-4AER is its incredible resilience. It boasts a unique carbon core guard structure that not only protects the internal components but also enhances its shock resistance. This means you can take it on your most adventurous hikes or even during a casual day out without worrying about wear and tear. Additionally, this watch comes equipped with a range of functionalities designed for your convenience:
- Water Resistance: Up to 200 meters, perfect for swimming and water sports.
- World Time: 31 time zones for effortless travel planning.
- Stopwatch and Countdown Timer: Useful for fitness enthusiasts and time management.
- LED Light: For easy readability in low-light conditions.
Stylish Design for Every Occasion
The GA-2100-4AER doesn't just excel in functionality; it also impresses with its chic aesthetic. With a striking red dial and a sleek black resin band, this watch combines sporty vibes with urban elegance, making it suitable for both casual wear and more formal settings. The octagonal bezel adds a modern twist to the classic G-Shock design, ensuring that it turns heads wherever you go. Whether you're at work, hitting the gym, or exploring the great outdoors, this timepiece elevates your style effortlessly.
Comfort Meets Innovation
Comfort is key when it comes to wearing a watch all day, and the GA-2100-4AER excels in this area. Its lightweight design ensures that you hardly feel it on your wrist, while the adjustable band provides a snug fit for any wrist size. This watch not only looks fantastic but also enhances your everyday activities without hindrance. With its combination of cutting-edge technology and a fashionable look, the Casio G-Shock GA-2100-4AER truly stands out as a versatile accessory that complements any lifestyle.
Note: This text was created with the help of AI.
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23 Variants from £65.00
Casio G-Shock GA-2100-7A7ER Men's Analogue-Digital Quartz Watch with Bio-Based Resin Strap, Mineral Glass, Stop Watch, Countdown Timer, World Time, White, 45 mm
£72.29
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Casio G-Shock GA-2100-1A1ER Analogue-Digital Quartz Watch with Black Resin Case, Silicone Strap, 200 Metre Water Resistance, Stopwatch World Time Timer, 45.40 mm
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Casio G-Shock GA-2100 Series Dual-Display (45.4mm) Black Dial/Translucent Blue Resin Band GA-2100K-2AER
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Casio G-Shock GA-2100BCE-1AER Analog-Digital Quartz Watch with World Time, Countdown Alarm, Black Resin Case with Fabric Strap, 200 Metre Water Resistance, Unisex
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Casio GA-2100BM-7A2ER Quartz Digital Watch with Carbon Resin Strap, Bluetooth Connectivity, 200 Metre Water Resistance, World Time Alarm, Transparent, 41 mm Case
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