Casio G-Shock GA-B2100FC-7ADR

This professional product description is designed for the GA-B2100 "Multi-Color Accents" series, a high-tech evolution of the iconic octagonal "CasiOak" that balances monochromatic sophistication with a playful, celebratory spirit.

Product Overview

Who says you can’t be playful and tough? This rugged G-SHOCK is dressed up with splashes of colorful accents—ready to party and play. Based on the fan-favorite GA-B2100, this model maintains the distinctive octagonal form while integrating advanced features like Smartphone Link and Tough Solar charging.

The monotone base colors are expertly decorated with bright red, blue, yellow, and green accents on the bezel, dial components, and index markings. The result is a special treat: a minimalist design splashed with a stream of confetti-like color. Whether you are hanging out with friends or rocking it at an outdoor concert or festival, this timepiece is the ultimate way to celebrate in casual style.

Major Features

• Tough Solar Power: Stable solar charging converts light from any source into power, ensuring the watch remains operational without the need for battery replacements.

• Smartphone Link (Bluetooth®): Automatically adjusts the time by connecting to your phone. Includes a Phone Finder, Reminder alerts, and easy configuration via the CASIO WATCHES app.

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

• Playful Multi-Color Accents: Features a confetti-style color palette on the dial and bezel inlays, adding a unique, festive personality to the classic black or white base.

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

• 20-Bar Water Resistance: Fully reliable for high-pressure water environments, including swimming, snorkeling, and professional marine leisure.

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 your phone for precise local timekeeping across the globe.

• World Time Access: Manage approximately 300 world time cities through the dedicated app.

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

• Phone Finder: Easily locate your misplaced smartphone with an audible alert.

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 windows.

• 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.

Design and Innovation

Sophisticated Minimalism

The GA-B2100 series departs from traditional oversized digital watches to offer a more streamlined, octagonal form. The Carbon Core Guard structure is the key to this innovation, providing the same "absolute toughness" G-SHOCK is known for in a package that is lighter and stronger than traditional resin.

Always Powered, Always Ready

With its rechargeable battery, this watch can operate for up to 7 months on a full charge with normal use and no light exposure—and up to 18 months in total darkness with power save enabled. It is a self-sustaining tool designed for the modern adventurer who values both technical performance and a playful aesthetic.