Casio G-shock GA-2100-1A1 Digital Analog Rubber Strap Watch For Men

The Casio G-SHOCK GA-2100-1A1, known as the CasiOak, combines an octagonal all-black design with Carbon Core Guard and shock resistance. Its 11.8 mm profile, 51 g weight and analog-digital display make it a practical daily watch for men who want G-SHOCK toughness without extra bulk.

Why You'll Love It

• Handle demanding days with confidence. Carbon Core Guard and shock-resistant construction help protect the watch.
• Wear a slimmer G-SHOCK. The case is 11.8 mm thick and the watch weighs only 51 g.
• Keep useful tools on your wrist. World time, five daily alarms, a stopwatch, countdown timer and double LED light are built in.
• Use it for years between battery changes. Two SR726W batteries provide approximately three years of operation.

Specifications

Frequently Asked Questions

Is this Casio G-SHOCK GA-2100-1A1 original?

Yes. Watch Portal sells 100% original watches, backed by a moneyback guarantee, and has been selling online in the Philippines since 2015.

Can I swim with the GA-2100-1A1?

Yes. Casio rates the GA-2100-1A1 to 200 m water resistance, suitable for swimming and snorkeling. Avoid pressing the buttons underwater. This rating is not a scuba certification.

How does the GA-2100-1A1 fit?

The case measures 48.5 × 45.4 × 11.8 mm and weighs 51 g. Compare the 45.4 mm width and 48.5 mm length with a watch you already wear to judge the fit.

How long does the battery last and what functions are included?

Two SR726W batteries provide approximately three years of operation. Key functions include world time, five daily alarms, a stopwatch, countdown timer, hand shift and double LED light.

COD nationwide. GCash, debit and credit cards, online banking. Delivery after dispatch: Metro Manila 3 to 7 days, rest of the Philippines 4 to 10 days.

Part of: Casio G-SHOCK · GA-2100 CasiOak · Watches ₱5,000 to ₱9,999