![Seiko 6139-8020 “BLUE-EYE” CRONO AUTOMATICO VINTAGE CON KIT... for $812 for sale from a Private Seller on Chrono24 Seiko 6139-8020 “BLUE-EYE” CRONO AUTOMATICO VINTAGE CON KIT... for $812 for sale from a Private Seller on Chrono24](https://img.chrono24.com/images/uhren/26816363-nasvss26cz06543q6i7046sh-ExtraLarge.jpg)
Seiko 6139-8020 “BLUE-EYE” CRONO AUTOMATICO VINTAGE CON KIT... for $812 for sale from a Private Seller on Chrono24
![Seiko Chronograph 6139 8020 Automatic 1970s Vintage Japanese Sports Watch Black dial Size 41 x 40mm – World Wide Watch Seiko Chronograph 6139 8020 Automatic 1970s Vintage Japanese Sports Watch Black dial Size 41 x 40mm – World Wide Watch](https://www.worldwidewatch.shop/wp-content/uploads/2018/12/spd_20161209162912_b.jpg)
Seiko Chronograph 6139 8020 Automatic 1970s Vintage Japanese Sports Watch Black dial Size 41 x 40mm – World Wide Watch
![A '71 Seiko 6139-8020 - the watch that got me into vintage Seiko. I bought the watch itself from Argentina and the NOS strap from Saudi Arabia. : r/ Seiko A '71 Seiko 6139-8020 - the watch that got me into vintage Seiko. I bought the watch itself from Argentina and the NOS strap from Saudi Arabia. : r/ Seiko](https://i.redd.it/czzi0wbxlic41.jpg)
A '71 Seiko 6139-8020 - the watch that got me into vintage Seiko. I bought the watch itself from Argentina and the NOS strap from Saudi Arabia. : r/ Seiko
![Herology on X: "1975 Seiko 6139-8020 “Hexagon” 17 Jewels Chronograph around 39mm wide w/c and 12mm thick which makes this “Speed Timer” much more compact compared to the venerable “Pogue.” 👍👍👍 #Seiko # Herology on X: "1975 Seiko 6139-8020 “Hexagon” 17 Jewels Chronograph around 39mm wide w/c and 12mm thick which makes this “Speed Timer” much more compact compared to the venerable “Pogue.” 👍👍👍 #Seiko #](https://pbs.twimg.com/media/FUaGBNaWIAA9gzW.jpg)