Vintage SEIKO TWIN QUARTZ 9641-5010 Mens Watch JAPAN | WatchCharts Marketplace,FOR SALE Seiko Twin Quartz 9641 - 5010 from July 1980 A rare, high-end model in very good condition. All Original #Seikovintagewatch #seikolimitededition #seikiclasicc #seikiclub #Seikocollection #seikocollector #Seikotwinquartz #Seiko9641 #Seiko1980 ,Seiko Twin Quartz 9641 – 5010 from July 1980 - Seiko Vintage,SEIKO TWIN QUARTZ 9641-5010 DAINI MENS - 時計,unused storage goods SEIKO Seiko Seagull twin quartz 9641-5010 BEV010 at that time. tag attaching square day date original breath Vintage men's : Real Yahoo auction salling