A NOS Super Rare Casio Honda Racing F-II Watch, basically it's an F-85 model circa 1982/3/4 using the 160 module with a different glass in it. These were made when Casio sponsored
Buy Vintage Casio FX-85 Ms Scientific Calculator Online in India - Etsy
Casio 103 AA-85, looking for a bracelet to fit this old watch : r/casio
fx-85ESPLUS | Non programmable | scientific calculator | CASIO