Casio W-780 LCD Vintage Digital Quartz Edelstahl Silber Selten Rar Sammler,NOS Vintage Casio W-780 MADE IN JAPAN,80's Vintage】CASIO W-780 JAPAN メンズ 腕時計 - メルカリ,Sold) Casio W-780. A rare old classic diver. It is one of the first diver watch of Casio, when other watches were 30m resistant in the 80's, this one had 100m resistance.,Sold) Casio W-780. A rare old classic diver. It is one of the first diver watch of Casio, when other watches were 30m resistant in the 80's, this one had 100m resistance.