Beautiful Vintage Seiko Tank Quartz - V3421-5220 Mens Watch 。Vintage 70\'s Ladies Seiko Gold Plated Wristwatch Black Face New Battery Original Box & Papers. Works. Paperwork states watch was sold on January 24, 1979 in Hong Kong. Watch Number: 810058 Case Number: 1632-79G Includes the original box and paperwork. New battery. Watch is in very good vintage condition. Shows some wear including scratches and tarnish from normal use and age. Please review all photos for condition before purchasing. We aim for perfect accuracy, but colors may vary slightly due to lighting and monitor settings.