GA-2000 G-SHOCK 5590 Set Time, Date, Home City,12/24H , Key operation tone, DST, Light duration Demo - YouTube
How to Setting Time Casio G-Shock GA-2000 Caliber 5590 Watch - YouTube
G-Shock GA-2000 User Manual / Casio Module 5590
My Eastern Watch Collection: Casio G-Shock GA-2000E-4DR Limited Edition Analog-Digital with Carbon Core Guard - The First for the Collection, A Review (plus Video)
Manual For Casio G-Shock GA-2000E-4DR Analog-Digital With Carbon Core Guard - Module 5590 | PDF | Timer | Daylight Saving Time
Casio Men's G-Shock Carbon Core Guard Watch GA-2000 5590 with Box and Tin | eBay