Casio G-Shock GA-B2100-3ADR Bluetooth Analog-Digital Black Dial Men Watch

The Casio G‑Shock GA‑B2100‑3ADR is a rugged and modern sports watch from the popular GA-B2100 “CasiOak” series, featuring the signature octagonal bezel design combined with advanced technology. It integrates Bluetooth smartphone connectivity and Tough Solar charging, ensuring accurate timekeeping and long-lasting performance without frequent battery replacements.

Built with Carbon Core Guard structure, the watch uses a carbon-reinforced resin case that offers excellent durability while remaining lightweight and comfortable for everyday wear. The bold black analog-digital dial paired with a green resin strap delivers a sporty and stylish appearance suitable for casual, outdoor, and active lifestyles.

With shock resistance and 200-meter water resistance, the GA-B2100-3ADR maintains the legendary toughness that defines the G-Shock brand while adding modern smart features through the CASIO WATCHES smartphone app.

• Iconic octagonal “CasiOak” G-Shock design

• Tough Solar power system (solar charging)

• Bluetooth smartphone connectivity via CASIO WATCHES app

• Carbon Core Guard structure for lightweight strength

• Shock-resistant construction

• 200-meter water resistance suitable for swimming and outdoor use

• Double LED Super Illuminator light

• World time for 38 time zones

• Hand shift feature for clear digital display

• Full auto-calendar up to year 2099

Brand: Casio

Collection: G-Shock GA-B2100 Series

Model: GA-B2100-3ADR

Movement: Solar Quartz (Tough Solar)

Display Type: Analog-Digital

Dial Color: Black

Case Material: Carbon / Resin

Case Size: 48.5 × 45.4 × 11.9 mm

Glass: Mineral Glass

Band Material: Resin

Band Color: Green

Clasp: Buckle

Water Resistance: 200 meters (20 ATM)

Functions

• Bluetooth Mobile Link (CASIO WATCHES app)

• Auto time adjustment via smartphone

• World time (38 cities / time zones)

• 1/100-second stopwatch

• Countdown timer

• 5 daily alarms

• Double LED light (Super Illuminator)

• Hand shift feature

• Power-saving mode

• Battery level indicator

• Full auto-calendar (to 2099)

Accuracy: ±15 seconds per month (without mobile link)

Power Source: Tough Solar rechargeable battery

Weight: Approx. 52 g

100% Original Casio G-Shock Watches

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Easy Returns & Exchanges

Quality Checked Before Dispatch

Trusted Watch Retailer

• Men looking for a durable G-Shock sports watch

• Outdoor activities and adventure sports

• Daily casual wear with a bold sporty look

• Travelers needing world time and smartphone sync

• Watch collectors who love the CasiOak design

Q: Does the GA-B2100-3ADR support smartphone connectivity?

Yes, the watch includes Bluetooth Mobile Link, allowing it to connect with the CASIO WATCHES app for automatic time updates and settings.

Q: Is the watch solar powered?

Yes, it uses Casio Tough Solar technology, allowing the watch to recharge using sunlight or artificial light.

Q: Can this watch be used for swimming?

Yes, it offers 200-meter water resistance, making it suitable for swimming and water sports.

Q: What is Carbon Core Guard structure?

It is a carbon-reinforced case design that improves shock resistance while keeping the watch lightweight.