Casio G-Shock GA-B2100-1ADR Tough Solar Bluetooth Black Resin Ana-Digi Watch (GA-B2100-1A)
- Sale price
- R 4,350
- List price
- R 5,799
The Casio G-Shock GA-B2100-1ADR represents the evolution of the iconic octagonal 'CasiOak' design, now enhanced with Tough Solar charging and Bluetooth smartphone connectivity. This ana-digi timepiece features the revolutionary Carbon Core Guard structure, delivering exceptional shock resistance whilst maintaining a remarkably slim 11.9mm profile. The all-black aesthetic with grey-toned indices creates a stealthy, sophisticated presence on the wrist, whilst the dual digital and analogue displays provide instant access to multiple time zones, alarms, and stopwatch functions.
Powered entirely by light, the Tough Solar system eliminates the need for regular battery changes, whilst Bluetooth connectivity ensures absolute precision through automatic time synchronisation with your smartphone via the Casio G-Shock Connected app. The 200-metre water resistance and Super Illuminator LED backlight make this watch equally capable in the boardroom or the wilderness. At Cassim & Co., we are proud to offer this cutting-edge G-Shock model as authorised CASIO retailers, ensuring full manufacturer warranty coverage and genuine product authenticity.
The GA-B2100-1ADR is built for those who demand both form and function. The carbon-reinforced resin case construction provides military-grade durability without the weight penalty of steel, whilst the comfortable resin strap ensures all-day wearability. The analogue hands feature luminous coating for low-light legibility, complemented by the crisp digital displays that show date, day, and multiple alarms. Whether you're tracking fitness metrics, managing global communications, or simply appreciating robust Japanese engineering, this watch delivers uncompromising performance.
We invite you to experience the GA-B2100-1ADR in person at our Mall of the South boutique in Johannesburg, where our knowledgeable team can demonstrate the full range of smartphone connectivity features and answer any technical questions. For customers across South Africa, we offer secure nationwide delivery, and our watch servicing and repairs team provides ongoing support for battery replacements and strap adjustments. Browse our complete selection of CASIO watches to discover the full G-Shock collection, from classic digital models to sophisticated solar-powered instruments.
Specifications
- Reference: GA-B2100-1ADR / GA-B2100-1A
- Movement: Quartz, Tough Solar powered
- Connectivity: Bluetooth smartphone link for automatic time adjustment
- Case Diameter: 45.4mm
- Case Thickness: 11.9mm
- Case Length: 48.5mm
- Case Material: Carbon Core Guard structure with resin
- Bezel Material: Carbon-reinforced resin
- Case Colour: Black
- Dial Colour: Black with grey indices
- Display Type: Analogue-digital combination
- Crystal: Mineral glass
- Hands: Luminous coating
- Strap Material: Resin
- Strap Colour: Black
- Clasp Type: Pin buckle
- Water Resistance: 200 metres (20 ATM)
- Shock Resistance: Yes, G-Shock certified
- Illumination: Super Illuminator LED backlight
- Functions: World time, stopwatch, countdown timer, 5 daily alarms, date/day display
- Power Reserve: Solar charging system
- Weight: 52 grams
- Warranty: 1-year international CASIO warranty
FAQ
Q: How does the Tough Solar charging system work?
A: The GA-B2100-1ADR features a solar panel beneath the dial that converts any light source—sunlight or artificial—into electrical energy, storing it in a rechargeable battery. Once fully charged, the watch can run for months even in complete darkness, eliminating the need for regular battery replacements.
Q: What features does Bluetooth connectivity provide?
A: Bluetooth connectivity allows the watch to sync with the Casio G-Shock Connected smartphone app (iOS and Android). This enables automatic time adjustment to the exact second, easy configuration of world time settings, alarm management, and access to a phone finder function. The connection uses minimal battery power and does not require constant pairing.
Q: Is this watch suitable for swimming and diving?
A: Yes, with 200-metre water resistance, the GA-B2100-1ADR is fully suitable for swimming, snorkelling, and recreational diving. It can withstand water pressure equivalent to 20 atmospheres. However, the pushers should not be operated underwater to maintain water resistance integrity.
Q: What is the Carbon Core Guard structure?
A: Carbon Core Guard is Casio's advanced case construction that incorporates a carbon fibre-reinforced resin inner case layer. This provides exceptional shock resistance and structural rigidity whilst allowing for a slimmer overall case profile compared to traditional all-resin G-Shock models. It's both lighter and stronger than conventional materials.
Q: How do I set up the Bluetooth connection?
A: Download the free Casio G-Shock Connected app from the App Store or Google Play. Hold the lower left button on the watch for approximately 2 seconds to enter pairing mode. Select the watch in the app's Bluetooth menu, and the connection will be established. Once paired, the watch will automatically sync time whenever you open the app.
Q: Can the resin strap be replaced if it wears out?
A: Yes, the resin strap is replaceable. Genuine Casio replacement straps can be ordered through our servicing department at Cassim & Co. We recommend using authentic Casio parts to maintain the watch's water resistance and ensure proper fit. Our team can also assist with strap installation.
Q: Does this watch have a stopwatch function?
A: Yes, the GA-B2100-1ADR includes a 1/100-second stopwatch with a measuring capacity of 23:59'59.99", as well as a countdown timer and multiple daily alarms. All timing functions are accessible through the pushers and can be configured via the smartphone app for enhanced ease of use.
Warranty
- Warranty Period: This Casio G-Shock GA-B2100-1ADR carries a 1-year international Casio warranty from the date of purchase when purchased from an authorised retailer.
- Coverage: The warranty covers manufacturing defects in materials and workmanship under normal use conditions. This includes movement malfunctions, case and crystal defects, and factory assembly issues.
- Exclusions: The warranty does not cover normal wear and tear, scratches or cosmetic damage to the case, crystal, or strap, battery depletion (the solar rechargeable battery has a separate service life), water damage resulting from misuse or failure to observe water resistance guidelines, damage from accidents, impacts beyond normal shock resistance specifications, unauthorised repairs or modifications, or damage from chemical exposure.
- Validity Requirements: The warranty is valid only when the watch is purchased from an authorised Casio retailer such as Cassim & Co. Proof of purchase must be presented for any warranty claims. Watches purchased from unauthorised dealers or grey market sources are not covered.
- Service Procedure: Should you experience any issues covered under warranty, contact Cassim & Co. with your proof of purchase. We will facilitate the warranty claim process with Casio and arrange for repair or replacement as determined by the manufacturer.
- Battery Note: The solar rechargeable battery is designed for long-term use but is considered a consumable component. Battery replacement outside of manufacturing defects is not covered under the standard warranty and will incur a service charge after the warranty period expires.
Care Guide
- Cleaning: Wipe the case and resin strap regularly with a soft, slightly damp cloth to remove perspiration, dirt, and oils. For deeper cleaning, use mild soapy water and rinse thoroughly, then dry completely with a lint-free cloth.
- Water Resistance Maintenance: Although rated to 200 metres, have the water resistance gaskets inspected every 2-3 years, especially if the watch is frequently exposed to water. Never operate the pushers whilst underwater or when the watch is wet.
- Solar Charging: Expose the watch to bright light regularly to maintain optimal charge levels. Avoid storing the watch in complete darkness for extended periods. If the low battery indicator appears, place the watch under direct sunlight or bright artificial light for several hours.
- Avoid Extreme Temperatures: Do not expose the watch to extreme heat sources (saunas, hot water, direct radiator heat) or extreme cold, as this can affect the resin materials and battery performance.
- Chemical Exposure: Avoid contact with solvents, cleaning products, perfumes, cosmetics, and chemicals, as these can degrade the resin case and strap or damage the finish.
- Shock Resistance Note: Whilst G-Shock watches are designed to withstand significant impacts, avoid deliberately striking the watch against hard surfaces or subjecting it to extreme shocks beyond normal sporting activities.
- Storage: When not wearing the watch for extended periods, store it in a cool, dry place with occasional exposure to light to maintain the solar charge. Avoid storage in humid environments or direct sunlight through glass.
- Strap Care: The resin strap may show signs of wear over time. Wipe it clean after exposure to saltwater or chlorinated water, and allow it to dry naturally. If the strap becomes brittle or cracked, arrange for replacement through authorised service channels.