Gents Vintage CASIO W-780 Digital Watch - 100m,Gents Vintage CASIO W-780 Digital Watch - 100m,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.,Gents Vintage CASIO W-780 Digital Watch - 100m,80's Vintage】CASIO W-780 JAPAN メンズ 腕時計 - メルカリ