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Casio G-Shock Classic Digital Dial Blue Resin Strap Men's Watch GA-2100-2A2ER
Product Description:
The Casio G-Shock GA-2100-2A2ER is the perfect fusion of strength, functionality, and contemporary style. Known for its iconic octagonal case and bold digital dial, this G-Shock model is designed for the man who seeks a reliable, tough timepiece with a modern twist. With its blue resin strap, shock-resistant construction, and water-resistant capabilities, this watch is made to endure even the most demanding environments while still offering a sleek, stylish look. Whether you're into outdoor activities, sports, or simply looking for a durable daily companion, the GA-2100-2A2ER provides ultimate performance.
Design & Display:
The GA-2100-2A2ER stands out with its signature octagonal bezel, giving it a unique and rugged look. The blue resin strap complements the design, offering both durability and comfort. The digital-analog hybrid display combines traditional analog hands with digital elements, offering timekeeping precision and ease of use. The luminescent hands and markers ensure legibility in low-light conditions, while the shock-resistant design makes it a perfect fit for active men who need a watch that can handle anything. The backlight makes checking the time in dark environments simple and convenient.
Specifications:
Model: GA-2100-2A2ER
Display: Digital-Analog Hybrid
Dial Color: Blue
Movement: Quartz
Case Size: 48.5 × 45.4mm
- Case Thickness: 11.8mm
Case Material: Resin
- Strap Color: Blue
Strap Material: Resin
Water Resistance: 200m (20 ATM)
Clasp Type: Buckle Clasp
Key Features:
Unique octagonal case design with a rugged, modern aesthetic.
Shock-resistant construction ensures protection from impact and vibration.
200m water resistance—ideal for swimming, snorkeling, and other water activities.
Hybrid digital-analog display for versatile timekeeping.
Ideal For:
The GA-2100-2A2ER is ideal for men who lead active lifestyles and need a tough, versatile watch that can withstand their demanding routines. Whether you're into sports, outdoor adventures, or just need a reliable everyday watch, this G-Shock model has got you covered. Its bold, modern design also makes it suitable for casual or semi-formal wear, making it an excellent choice for those who value both functionality and style.
The Casio G-Shock GA-2100-2A2ER is the ultimate blend of rugged performance and modern style. With its shock resistance, water resistance, and hybrid display, this watch is built to endure while providing precision timekeeping. The striking blue resin strap and unique octagonal design make it a standout piece that offers both durability and style for any man. If you want a timepiece that can keep up with your toughest adventures without compromising on looks, the GA-2100-2A2ER is the perfect choice.
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UK Delivery
| Selling Price | Royal Mail 48 (Tracked) |
Royal Mail 24 (Tracked & Signed) |
Special Delivery Next Day (Mon – Fri) |
Special Sunday Delivery (Before Sat 12pm) |
Royal Mail Special Delivery by 1pm |
|---|---|---|---|---|---|
| £0 to £99.99 | FREE | £4.99 | £7.99 | £7.99 | £9.99 |
| £100 to £499.99 | N/A | FREE | £7.99 | £7.99 | £9.99 |
| £500 or more | N/A | N/A | FREE | £7.99 | £9.99 |
We know your order is important to you, so we use Royal Mail’s tracked delivery service on all UK orders.
We also offer Royal Mail Special Delivery service, which for an additional fee offers guaranteed delivery the next day before 1pm.
*Royal Mail Tracked 24 and Royal Mail Tracked 48 services are 98% accurate but not guaranteed.
Orders placed before 5pm (Monday–Friday) are dispatched the same day. Orders placed on Saturday or Sunday are dispatched the following Monday.
International Delivery
We are pleased to offer worldwide shipping. For accurate shipping rates, please add the item to your basket. Once you enter your shipping address, you will be offered all available options.
For the EU, EEA, and the rest of the world, the total price shown at checkout includes only the outbound Royal Mail / DHL shipping cost. You will be contacted by Royal Mail / DHL regarding duties and taxes. If you refuse the parcel and do not pay the required customs or duties, the outbound shipping cost will be deducted from your refund.
On average, delivery to the EU takes 3–5 working days, and delivery to the rest of the world takes 5–7 working days.
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Frequently Asked Questions
Yes — we are an Authorised Dealer for every brand we sell. All watches come with an official box, papers, and a full manufacturer’s warranty.
Every watch includes a manufacturer warranty. You’ll find more warranty info listed in the product description.
Orders placed before 5pm (Mon–Fri) are dispatched the same day. Order before 12pm on Sat for same-day dispatch. Free UK delivery is available on all orders, and tracking details are provided once shipped.
Yes — you have 30 days from delivery to return or exchange your item, provided it’s unused and in its original packaging.


