HOW TO BUY A SEIKO 6138-0040/0049 "BULLHEAD" CHRONOGRAPH - A Collector's Buying Guide | WatchUSeek Watch Forums
![Seiko 6138-0040 - Bullhead - Chronograph - Vintage - 1976 for $1,038 for sale from a Private Seller on Chrono24 Seiko 6138-0040 - Bullhead - Chronograph - Vintage - 1976 for $1,038 for sale from a Private Seller on Chrono24](https://cdn2.chrono24.com/images/uhren/30099170-214w5q666mnyt8x5i5gv3gdv-ExtraLarge.jpg)
Seiko 6138-0040 - Bullhead - Chronograph - Vintage - 1976 for $1,038 for sale from a Private Seller on Chrono24
![Seiko 6138-0040 - Bullhead - Chronograph - Vintage - 1976 for $1,038 for sale from a Private Seller on Chrono24 Seiko 6138-0040 - Bullhead - Chronograph - Vintage - 1976 for $1,038 for sale from a Private Seller on Chrono24](https://cdn2.chrono24.com/images/uhren/30099170-u6zsabas6hs4a742x0rsx5uj-ExtraLarge.jpg)
Seiko 6138-0040 - Bullhead - Chronograph - Vintage - 1976 for $1,038 for sale from a Private Seller on Chrono24
![SEIKO 6138-0040 chronograph automatic watch BULLHEAD Cal. 6138-B ALL ORIGINAL *** SPECTACULAR *** Seiko Vintage watches - Watches83 SEIKO 6138-0040 chronograph automatic watch BULLHEAD Cal. 6138-B ALL ORIGINAL *** SPECTACULAR *** Seiko Vintage watches - Watches83](https://watches83.com/30278-thickbox_default/seiko-6138-0040-chronograph-automatic-watch-bullhead-cal-6138-b-all-original-spectacular-.jpg)
SEIKO 6138-0040 chronograph automatic watch BULLHEAD Cal. 6138-B ALL ORIGINAL *** SPECTACULAR *** Seiko Vintage watches - Watches83
![Seiko 6138-0040 - Bullhead - Chronograph - Vintage - 1976 for $1,038 for sale from a Private Seller on Chrono24 Seiko 6138-0040 - Bullhead - Chronograph - Vintage - 1976 for $1,038 for sale from a Private Seller on Chrono24](https://cdn2.chrono24.com/images/uhren/30099170-e2rg36n4cco9i8d63d1aiakk-ExtraLarge.jpg)
Seiko 6138-0040 - Bullhead - Chronograph - Vintage - 1976 for $1,038 for sale from a Private Seller on Chrono24
![Seiko 6138-0040 - Bullhead - Chronograph - Vintage - 1976 for $1,038 for sale from a Private Seller on Chrono24 Seiko 6138-0040 - Bullhead - Chronograph - Vintage - 1976 for $1,038 for sale from a Private Seller on Chrono24](https://cdn2.chrono24.com/images/uhren/30099170-gzdblr6tqhkkiywzy5d8sxah-ExtraLarge.jpg)
Seiko 6138-0040 - Bullhead - Chronograph - Vintage - 1976 for $1,038 for sale from a Private Seller on Chrono24
![Seiko 6138-0040 - Bullhead - Chronograph - Vintage - 1976 for $1,038 for sale from a Private Seller on Chrono24 Seiko 6138-0040 - Bullhead - Chronograph - Vintage - 1976 for $1,038 for sale from a Private Seller on Chrono24](https://cdn2.chrono24.com/images/uhren/30099170-5933naqkvmsi5gzkb16b2s2u-ExtraLarge.jpg)