![Omega Speedmaster MARK 4.5 Vintage swiss automatic chronograph watch Ref 176.0012 Cal Omega 1045 *** SPECTACULAR *** Omega Vintage watches - Watches83 Omega Speedmaster MARK 4.5 Vintage swiss automatic chronograph watch Ref 176.0012 Cal Omega 1045 *** SPECTACULAR *** Omega Vintage watches - Watches83](https://watches83.com/21911-thickbox_default/omega-speedmaster-mark-45-vintage-swiss-automatic-chronograph-watch-ref-1760012-cal-omega-1045-spectacular-.jpg)
Omega Speedmaster MARK 4.5 Vintage swiss automatic chronograph watch Ref 176.0012 Cal Omega 1045 *** SPECTACULAR *** Omega Vintage watches - Watches83
![1983 Omega Speedmaster Mark 4.5 "Bronson" Ref. 176.0012, w/Omega-Signed Bracelet | DC Vintage Watches 1983 Omega Speedmaster Mark 4.5 "Bronson" Ref. 176.0012, w/Omega-Signed Bracelet | DC Vintage Watches](https://static.wixstatic.com/media/988ce1_12cc68f738a24e6bb0ffacf5a0cd57a5~mv2.jpg/v1/fill/w_980,h_1307,al_c,q_85,usm_0.66_1.00_0.01,enc_auto/988ce1_12cc68f738a24e6bb0ffacf5a0cd57a5~mv2.jpg)
1983 Omega Speedmaster Mark 4.5 "Bronson" Ref. 176.0012, w/Omega-Signed Bracelet | DC Vintage Watches
![Omega Speedmaster 42mm Mark 4.5 Automatic Chronograph Day Date... for $3,086 for sale from a Trusted Seller on Chrono24 Omega Speedmaster 42mm Mark 4.5 Automatic Chronograph Day Date... for $3,086 for sale from a Trusted Seller on Chrono24](https://cdn2.chrono24.com/images/uhren/27055583-7c31di1giwu6o0pgcdgd9hn6-ExtraLarge.jpg)
Omega Speedmaster 42mm Mark 4.5 Automatic Chronograph Day Date... for $3,086 for sale from a Trusted Seller on Chrono24
![Omega Speedmaster Mark IV.5 Ref. 176.0012 circa 1978 | steel automatic chronograph wristwatch - Black Bough | Ludlow Omega Speedmaster Mark IV.5 Ref. 176.0012 circa 1978 | steel automatic chronograph wristwatch - Black Bough | Ludlow](https://www.blackbough.co.uk/wp-content/uploads/omega-speedmaster-mark-iv-5-ref-176-0012-circa-1978-v01.jpeg)
Omega Speedmaster Mark IV.5 Ref. 176.0012 circa 1978 | steel automatic chronograph wristwatch - Black Bough | Ludlow
![Omega Speedmaster Mark IV 4.5 Chronograph 176.0012 Automatik for $4,142 for sale from a Trusted Seller on Chrono24 Omega Speedmaster Mark IV 4.5 Chronograph 176.0012 Automatik for $4,142 for sale from a Trusted Seller on Chrono24](https://cdn2.chrono24.com/images/uhren/26135694-83ufcrqil8nye1y9rfxjyt3q-ExtraLarge.jpg)