Casio G-Shock GD-100-1BDR

Sale price
R 1,599
List price
R 1,999

In stock — ships same day (order before 2pm)

🚚1–2 day delivery nationwide

Need it fast? Contact us for express delivery

Case / bezel material: Resin
Resin Band
Shock Resistant
Mineral Glass
200-meter water resistance
LED Backlight
Auto light switch, selectable illumination duration, afterglow.
Flash alert
Flashes with buzzer that sounds for alarms, hourly time signal, countdown timer time up alarm
Multi time (4 different cities)
World time
31 time zones (48 cities + coordinated universal time), daylight saving on/off, Home city / World time city swapping
1/100-second stopwatch
Measuring capacity: 23:59'59.99''
Measuring modes: Elapsed time, split time, 1st-2nd place times
Countdown timer
Measuring unit: 1/10 second
Input range: 1 second to 24 hours (1-second increments, 1-minute increments and 1-hour increments)
5 alarms (daily or one-time)
Hourly time signal
Full auto-calendar (to year 2099)
12/24-hour format
Button operation tone on/off
Regular timekeeping: Hour, minute, second, pm, month, date, day
Accuracy: ±15 seconds per month
Approx. battery life: 7 years on CR2025
Size of case : 55×51.2×17.4mm
Total weight : 72g

Why Buy From Cassim & Co.?

Authorised. Authentic. Accountable.

Cassim & Co. has been a trusted name in fine watches and jewellery for over 35 years, serving customers across South Africa from our store at Mall of the South, Johannesburg.

✓ Authorised Retailer
We are an authorised dealer for every brand we stock — including Tissot, Seiko, Casio, Citizen, Garmin, Michel Herbelin, Fossil, Guess, and Pandora. Every watch comes with the brand's official warranty.

✓ 100% Authentic Products
Every item sold by Cassim & Co. is sourced directly from the brand or their official South African distributor. Beware of grey market, parallel import, or counterfeit watches sold online at suspiciously low prices — these carry no local warranty, may have been tampered with, and cannot be serviced by authorised centres.

✓ In-House Watch Repair Centre
Our qualified watchmakers handle everything from battery replacements to complex movement overhauls — all in-store at Mall of the South.

✓ Custom Jewellery Manufacturing
We design and manufacture bespoke jewellery in-house, including engagement rings, wedding bands, and custom pieces in gold, platinum, and silver.

✓ Professional Engraving
Personalise your purchase with our in-store engraving service — available on watches, jewellery, and gifts.

✓ Nationwide Delivery
We deliver securely across South Africa. All orders are carefully packaged and fully insured in transit.

✓ Trusted for Over 35 Years
From our first customers to the next generation, Cassim & Co. has built its reputation on integrity, expertise, and genuine after-sales care.

📍 Mall of the South, Johannesburg  |  Find us  |  Nationwide delivery available

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