








Casio G-Shock 2100 Series Analog-Digital Volt Yellow Dial Resin Strap Unisex Watch GA-2100-9A9ER
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Casio G-Shock 2100 Series Analog-Digital Volt Yellow Dial Resin Strap Unisex Watch – GA-2100-9A9ER
? Bold | Tough | Lightweight Performance
The Casio G-Shock GA-2100-9A9ER is a striking timepiece that blends rugged durability with a bold, modern aesthetic. Featuring a high-impact Volt Yellow dial, ultra-tough Carbon Core Guard case, and lightweight resin strap, this watch is designed for adventurers, athletes, and trendsetters alike. With shock resistance, 200m water resistance, and multi-function capabilities, it’s a perfect fusion of form and function.
Design & Features
Material & Build
Case Material: Carbon Core Guard Structure, combining lightweight durability with extreme toughness.
Case Size: 45.4mm, offering a bold yet comfortable wrist presence.
Dial Design: Vibrant Volt Yellow dial with contrasting black hands and markers for enhanced readability and a modern streetwear aesthetic.
Crystal: Mineral glass, providing scratch resistance and clear visibility.
Octagonal Bezel: Inspired by the iconic Casio GA-2100 series, delivering a sleek yet rugged look.
Movement & Functionality
Analog-Digital Display: A hybrid display for both classic timekeeping and modern digital functions.
Quartz Movement: Highly precise and low-maintenance for everyday reliability.
LED Backlight: Super Illuminator ensures easy visibility in low-light conditions.
World Time: 31 time zones (48 cities + UTC), daylight saving on/off, perfect for travelers.
Stopwatch & Timer: 1/100-second stopwatch & countdown timer for sports and workouts.
5 Daily Alarms: Stay on track with multiple alarm settings.
Strap & Comfort
Strap Material: Durable yellow resin strap, providing a secure and comfortable fit.
Clasp Type: Standard buckle closure, ensuring easy adjustability.
Shock & Water Resistance
Shock-Resistant: Built to withstand tough impacts and vibrations.
Water Resistance: 200m (20 ATM) – suitable for swimming, snorkeling, and water sports.
Specifications
Brand: Casio G-Shock
Model: GA-2100-9A9ER
Case Material: Carbon Core Guard (Resin & Carbon)
Case Size: 45.4mm
Dial Color: Volt Yellow
Crystal: Mineral Glass
Movement: Quartz (Analog-Digital)
Strap Material: Yellow Resin
Clasp Type: Standard Buckle
Water Resistance: 200m (20 ATM)
Shock Resistance: Yes
Functions: World Time, Stopwatch, Timer, Alarms, LED Backlight
Key Features
? High-Impact Volt Yellow Dial: Bold and eye-catching design with a modern streetwear appeal.
? Ultra-Durable Carbon Core Guard: Lightweight yet tough, built for extreme conditions.
? 200m Water Resistance: Designed for water sports, outdoor activities, and daily wear.
? Dual Analog-Digital Display: Offers classic and digital timekeeping in one.
? Multi-Function Stopwatch & Alarms: Great for workouts, schedules, and timing events.
? Super Illuminator LED Light: Ensures easy readability in the dark.
The Casio G-Shock GA-2100-9A9ER is a bold and functional timepiece, combining G-Shock’s legendary toughness with a modern, fashion-forward design. Whether you're looking for a rugged sports watch, a standout streetwear accessory, or an everyday adventure companion, this Volt Yellow edition is a 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.


