1977 SEIKO BULLHEAD Chronograph Automatic Watch Ref. 6138-0040 Day/Date Vintage Wristwatch 2010s On this watch

On this watch

October 8th

Case Lug to Lug 51

The dial is also decorated with an inner circle and signed with the A

1977 SEIKO BULLHEAD Chronograph Automatic Watch Ref. 6138-0040 Day/Date Vintage Wristwatch 2010s On this watchSEIKO Watch Co. It is a Japanese company that specializes in the production of wristwatches, clocks, and electronic devices. The company was founded in 1881 by Kintaro Hattori in Tokyo, Japan. Originally named Seikosha, the company started out producing clocks before moving into the production of pocket watches in 1895. 1977 SEIKO Bullhead Chronograph Automatic Vintage Wristwatch Seiko started producing the Bullhead model in the early 70's as part of