![Seiko Bullhead 6138 Black Bezel Insert, Hobbies & Toys, Memorabilia & Collectibles, Vintage Collectibles on Carousell Seiko Bullhead 6138 Black Bezel Insert, Hobbies & Toys, Memorabilia & Collectibles, Vintage Collectibles on Carousell](https://media.karousell.com/media/photos/products/2016/03/09/seiko_bullhead_6138_black_bezel_insert_1457516183_5f90c336.jpg)
Seiko Bullhead 6138 Black Bezel Insert, Hobbies & Toys, Memorabilia & Collectibles, Vintage Collectibles on Carousell
![SEIKO BULLHEAD CHRONOGRAPH AUTOMATIC Ref 6138-0040 JAPAN J Vintage Automatic watch Cal. 6138B *** BLUE DIAL *** Seiko Vintage watches - Watches83 SEIKO BULLHEAD CHRONOGRAPH AUTOMATIC Ref 6138-0040 JAPAN J Vintage Automatic watch Cal. 6138B *** BLUE DIAL *** Seiko Vintage watches - Watches83](https://watches83.com/38261-large_default/seiko-bullhead-chronograph-automatic-ref-6138-0040-japan-j-vintage-automatic-watch-cal-6138b-blue-dial-.jpg)
SEIKO BULLHEAD CHRONOGRAPH AUTOMATIC Ref 6138-0040 JAPAN J Vintage Automatic watch Cal. 6138B *** BLUE DIAL *** Seiko Vintage watches - Watches83
![271: SEIKO, 'Bullhead' chronograph wristwatch, Ref. 6138-0060T < Important Design, 10 June 2021 < Auctions | Wright: Auctions of Art and Design 271: SEIKO, 'Bullhead' chronograph wristwatch, Ref. 6138-0060T < Important Design, 10 June 2021 < Auctions | Wright: Auctions of Art and Design](https://www.wright20.com/items/index/2000/271_2_important_design_june_2021_seiko_bullhead_chronograph_wristwatch_ref_6138_0060t__wright_auction.jpg?t=1624487232)