| Brand | Casio G-Shock |
| Caliber Number | Module 4778 |
| Movement Type | Quartz |
| Display | Analog/Digital (ana-digi) |
| Screen Type | LCD |
| Battery Number | CR1220 |
| Battery Life | ~3 years |
| Jewels | 0 |
| Accuracy | +/-15 seconds per month |
| Alarm? | Yes |
| Backlight Illumination? | Yes |
| Chronograph? | Yes |
| Perpetual Calendar? | Yes |
| Hand Count | 2 |
| Button Count | 4 |
| Functions | World time with 29 time zones; stopwatch/chronograph; countdown timer; amber LED light; full calendar until 2039; 12 or 24 hour time display; 5 daily alarms; hourly chime; daylight savings time mode |
| Country of Manufacture | Japan |
| Series | AW590 |
| Known Models | AW-590-1A, AW-591BB-1A, AW-591-2A, AW-591-2A, AW-519MS-1A, AW-519CL-1A, AW-519MTM-1A, AW-590BL-5A (Add your watch to the comments below…) |
The Casio G-Shock caliber 4778 is a multi-functional analog/digital quartz movement found in the AW-590 series released in 2007.
Analog Hands:
The 4778 has an hour and minute hand, both are quipped with Neobrite lume. The minute hand moves forward every 20 seconds. Watch this video to learn how to set the analog hands on your watch.
Additional Resources:
network of watch sites
Recent Comments
Thank you for coming back to share your accuracy experience with the community :)
I want to add the info regarding accuracy of a/m watch. It gains abt. 4…
Thank for for taking the time to point out the error in the jewel count!…
Your comment wasn't deleted lol. It was in spam for some reason. Thanks for sharing…
The Indian watch company HMT is making something they call the Nuovo with this movement.
Hi, What movement could be used as a replacement for this discontinued model? Regards David
Movement also used in Rotary Chronograph GB03633/04