G-Shock HK - Javys on Twitter: "G-SHOCK MASTER OF G - VINTAGE BLACK & GOLD MUDMASTER GG-1000GB-1A GULFMASTER GN-1000GB-1A GRAVITYMASTER GA-1100GB- 1A https://t.co/MbmbJEvgKl" / Twitter
CASIO G-SHOCK MUDMASTER GG-1000GB-1A - YouTube
Casio G-Shock Mudmaster GWG-1000GB-4A Made in Japan for $589 for sale from a Seller on Chrono24