Seiko 5 Helmet automatic gold plated gentleman's wristwatch, ref. 6319-7010, the black dial with day and date apertures, facet cut crystal and Seiko bracelet, 39mm
Seiko 5 Sports Automatic 6319-8070 Original 1977 Model Rare Cal.6319a Vintage Watch - Etsy Hong Kong
Seiko 5 6319-5021 1980 February SUWA "TV" 21J Automatic Wrist Watch Ti – Altimate Group