Seiko Quartz Tank Blue texture dial 7830-5000 Circa.1977Maker: Seiko Model: Quartz 7830 5000 Material: plated Dimensions: 26x34 Crystal: glass (with minor hairline on edges) Description & Condition report: One of the earliest seiko quartz movement Seiko has ever made. Large, chunky and reliable! A simple opening of the caseback will show you how beautiful vintage quartz are. The watch comes with this beautiful blue texture dial with gold hands and subtle gold markers which is on the lighter side. A rare