The Ultimate Guide to All G-SHOCKs — composed by Experts
Before using this guide, we recommend:
All settings are clearly explained and understandable.
- In the Timekeeping Mode, hold down A for about three seconds until the city code flashes on the lower right display. This is the setting mode.
- Use D and B to select the city code you want.
Make sure you select your Home City code before changing any other setting.
For full information on city codes, see the “City CodeTable”. - Press C to change the flashing screen content in the sequence shown below to select the other setting
- When the timekeeping setting you want to change is flashing, use D or B to change it as described below.
- Press A to exit the setting mode.
The day of the week is displayed automatically in accordance with the date (year, month, and day) settings.
Save your watch with GA-100 Protective Screen
Keep your watch collection safe and guard!
Recent News about Casio G-Shock GA-100 Series
- [G-SHOCK 2024] GA-B2100MF-1A and Others — Back To The Street
- [G-SHOCK 2024] GA-B2100MF, GA-B2100MF and others — Multi-Fluorescent Series
- [G-SHOCK 2023] DWE-5640RX-7 and Others — Reshape the Classic Legend
Being a fan of CASIO watches since 2009, I strive to share my passion and knowledge with others. Through publishing short notes and curating all listings on this site, I hope to inspire fellow enthusiasts to explore the world of high-quality CASIO watches. A proud owner of GST-B200, GG-1000, GA-110. Remember: Fake Watches are for Fake People.
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