Roger that Houston. The positive LCD display is crisp and easy to read. One feature of the NASA21, popular in the DW5600 line (Module #3229): the coincidental display of the current time in the stopwatch and countdown modes (see above). Like many G-SHOCK collabs and themed watches, the backlight incorporates a special image or logo.
Casio G-Shock GM-5600 Review - The Good Old Classic in Metal [G-Shock Review] GM-5600-1ER - The Good Old Classic in Metal Posted 21st January 2020 in G-SHOCK, G-Shock, News, ORIGIN, Reviews, STANDARD DIGITAL The Ultimate Guide to All G-SHOCKs — composed by Experts
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