Seiko 'Bullhead' Chronograph automatic stainless steel gentleman's bracelet watch, ref. 6138-0040 circa 1970s, serial no. 776724, circular black dial with baton markers, Arabic/English day and date apertures at the six position, blue
Seiko BULLHEAD CHRONOGRAPH AUTOMATIC Ref 6138-0040 JAPAN J... for €835 for sale from a Trusted Seller on Chrono24
271: SEIKO, 'Bullhead' chronograph wristwatch, Ref. 6138-0060T < Important Design, 10 June 2021 < Auctions | Wright: Auctions of Art and Design