Casio G-Shock GA-B2100FC-1ADR

Product Overview

Maintain your edge while embracing a bold, festive aesthetic with the GA-B2100. This model preserves the distinctive octagonal form of the original GA-2100 while integrating advanced technical features including Tough Solar charging and Smartphone Link functionality.

The design features monotone base colors that coordinate easily with any wardrobe, accented by vibrant splashes of red, blue, yellow, and green. These "confetti-like" colors decorate the bezel inlays, dial components, and index markings, creating a unique visual experience. Built with a Carbon Core Guard structure, this timepiece delivers legendary G-SHOCK toughness in a slim, lightweight profile—perfect for outdoor festivals, concerts, or casual hangouts with friends.

Major Features

• Tough Solar Power: Harnesses light from any source to provide stable power, ensuring the watch remains operational for months without battery replacements.

• Smartphone Link (Bluetooth®): Seamlessly connects to your phone for automatic time adjustment, easy world time settings, and a handy Phone Finder.

• Carbon Core Guard: A high-strength carbon fiber-reinforced resin case protects the module, allowing for a thin 11.9mm profile and an ultra-lightweight feel.

• Festive Multi-Color Accents: Vibrant, playful color hits on the dial and bezel provide a stand-out look that contrasts stylishly against the matte base.

• Double LED Super Illuminator: High-brightness white LEDs for both the analog face and digital display ensure total readability in total darkness.

• 20-Bar Water Resistance: Engineered for the elements, this watch is fully reliable for swimming, snorkeling, and marine sports.

Technical Specifications

Basic Information

• Case Size (L× W× H): 48.5 × 45.4 × 11.9 mm

• Weight: 52 g (Slim and ultra-lightweight for maximum all-day comfort)

• Material: Carbon / Resin Case and Bezel with a durable Resin Band

• Construction: Shock Resistant; Carbon Core Guard structure

• Power Supply: Tough Solar (Solar powered)

• Glass: Tough, scratch-resistant Mineral Glass with Neobrite luminous hands

Smartphone Link Features

• Auto Time Adjustment: Connects to the CASIO WATCHES app for precision local and world timekeeping.

• 300 World Time Cities: Easily manage international time zones through the dedicated smartphone interface.

• Time & Place: Records your current coordinates on a map in the app with a single button press.

• Reminders: Set up to five reminders on the app that appear on the watch display to keep you on schedule.

Watch Features

• World Time: 38 time zones (38 cities + UTC) with Home city/World time swapping.

• Stopwatch: 1/100-second precision; measures elapsed time and lap/split times.

• Hand Shift Feature: Hands move out of the way to provide an unobstructed view of the digital display.

• Battery Indicator: Real-time battery level indicator on the sub-dial at the 9 o’clock position.

• Power Saving: The display goes blank to save power when the watch is left in the dark.

Modern Craftsmanship and Style

The "CasiOak" Evolution

The GA-B2100 represents the intersection of digital convenience and analog style. By integrating solar power and Bluetooth technology into such a slim form factor, G-SHOCK has created a watch that is both technically superior and highly wearable.

Designed for the Celebration

The confetti-inspired color palette is designed to reflect a spirit of playfulness. Whether you choose the black, white, or green base, the colorful accents ensure your timepiece stands out as a unique accessory that celebrates your individual style.