My Eastern Watch Collection: Seiko 5 Sports Automatic Blue Reference SRPB85K1 (similar to SRPB79K1, SRPB81K1, SRPB83K1) - A Great Starter Watch for a New Collector, A Review (plus Video)
SRPB83J SRPB83 SRPB83J1 Seiko 5 Sports Watch
New Seiko 5 Sports SRPB81K1 Automatic Black Dial SRPB81 Countdown Steinless 100M | eBay
SEIKO BLACK DIVER 100m Auto Watch 4R35-02C0, SRPB81K1 | WatchCharts