CASIO G-SHOCK - Introducing the first full-metal addition to the continually evolving 2100 line of timepieces that inherit the legacy of the first-ever G-SHOCK, the DW-5000C. Luxe full-metal construction with a screw-back
Casio DW-5000C-1A | Liquid Crystal
CASIO G-SHOCKS DW-5000c 1983 and the Brotherhood of the Vintage past - Hands on with early G-SHOCKS - YouTube
Mother of G-SHOCK - the DW-5000C from 1983 : r/casio