![Seiko 6138-0010] One of the world's earliest Automatic Chronographs; the Yachtman, aka the UFO : r/Watches Seiko 6138-0010] One of the world's earliest Automatic Chronographs; the Yachtman, aka the UFO : r/Watches](https://preview.redd.it/seiko-6138-0010-one-of-the-worlds-earliest-automatic-v0-vx3452u5w5qb1.jpg?width=640&crop=smart&auto=webp&s=47e831994200be51d484f454d272e16960518620)
Seiko 6138-0010] One of the world's earliest Automatic Chronographs; the Yachtman, aka the UFO : r/Watches
![Seiko - UFO "5 Sports" aka. Aztec Red Dial Automatic w/Original Razor Bracelet - 6106-6430 - Men - 1970-1979 - Catawiki Seiko - UFO "5 Sports" aka. Aztec Red Dial Automatic w/Original Razor Bracelet - 6106-6430 - Men - 1970-1979 - Catawiki](https://assets.catawiki.nl/assets/2019/11/29/1/8/9/1897370c-c630-4e9f-bac6-c8566f213de1.jpg)
Seiko - UFO "5 Sports" aka. Aztec Red Dial Automatic w/Original Razor Bracelet - 6106-6430 - Men - 1970-1979 - Catawiki
Men's Seiko 6138 "UFO" Automatic Chronograph W/Day Date, 1970s Vintage GG42BLK | Seiko | Buy at TrueFacet
![Seiko UFO VINTAGE 6138-0010 CHRONOGRAPH JDM SPEEDTIMER KANJI... for $2,395 for sale from a Seller on Chrono24 Seiko UFO VINTAGE 6138-0010 CHRONOGRAPH JDM SPEEDTIMER KANJI... for $2,395 for sale from a Seller on Chrono24](https://cdn2.chrono24.com/images/uhren/25065311-am7uf4lwi0j8z5rrim4lbccg-ExtraLarge.jpg)
Seiko UFO VINTAGE 6138-0010 CHRONOGRAPH JDM SPEEDTIMER KANJI... for $2,395 for sale from a Seller on Chrono24
![Seiko "UFO" 6138-0017 — Craig Husar Fine Diamonds | Wisconsin's #1 Recommended Jeweler™ | Brookfield, WI Seiko "UFO" 6138-0017 — Craig Husar Fine Diamonds | Wisconsin's #1 Recommended Jeweler™ | Brookfield, WI](https://images.squarespace-cdn.com/content/v1/53278958e4b0790f5a8c2b6e/1663801636293-P7GBAVTOHDNBCNZMGOI7/Seiko+6138-0017.jpg?format=1000w)
Seiko "UFO" 6138-0017 — Craig Husar Fine Diamonds | Wisconsin's #1 Recommended Jeweler™ | Brookfield, WI
![Seiko Ufo automatic vintage double choronograph original... for $1,000 for sale from a Private Seller on Chrono24 Seiko Ufo automatic vintage double choronograph original... for $1,000 for sale from a Private Seller on Chrono24](https://cdn2.chrono24.com/images/uhren/20987309-qvpaojhc5d00f0eyilfa1ur0-ExtraLarge.jpg)
Seiko Ufo automatic vintage double choronograph original... for $1,000 for sale from a Private Seller on Chrono24
![1970 Seiko SpeedTimer 6138-0010 Yachtman "UFO" Proof Chronograph w/Orig Bracelet | DC Vintage Watches 1970 Seiko SpeedTimer 6138-0010 Yachtman "UFO" Proof Chronograph w/Orig Bracelet | DC Vintage Watches](https://static.wixstatic.com/media/988ce1_b6ea3ba993b0416ca07e61135c8d92b4~mv2.jpg/v1/fill/w_980,h_1109,al_c,q_85,usm_0.66_1.00_0.01,enc_auto/988ce1_b6ea3ba993b0416ca07e61135c8d92b4~mv2.jpg)