CASIO G-SHOCK Official on Instagram: "The DW-5000C is the original G-Shock model from 1983. The GMW-B5000 Series has inherited its characteristic square design and been given the full metal treatment along with
Casio quartz Men /DW-1983-1 G-SHOCK 10th Anniversary Watch | eBay
Casio DW-5000C-1A (240) - 1983 very first G-Shock - collector... for $4,654 for sale from a Private Seller on Chrono24
Casio G-Shock Titanium Virtual Armor GMW-B5000TVA-1 44mm in Titanium - US