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1971 Seiko 'UFO' Chronograph ref. 6138-0017
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Seiko Ufo Chronograph 6138-0011 for $850 for sale from a Private Seller on Chrono24
Seiko Ufo Chronograph 6138-0011 | Ref. 6138-0011 Watches on Chrono24
Seiko 6138 UFO / Yachtman Reference Guide | Vintage Watch Inc
Seiko UFO Chronograph 6138-0111 Roman Calendar Automatic Stelux Men's Watch for Sale in Plano, TX - OfferUp
Owner Review: Seiko 6138 Yachtsman a.k.a UFO - FIFTH WRIST
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Lincoln Bracelet (Seiko 6138) – Uncle Straps
1970's Seiko UFO Chronograph 6138-0017 — Cool Vintage Watches
SEIKO UFO Vintage automatic chronograph watch 1976 Cal. 6138B JAPAN J Ref. 6138-0011 *** BEAUTIFUL CONDITION *** Seiko Vintage watches - Watches83
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![WTS] Seiko Chronograph Automatic “UFO” 6138-0011, ONLY $550 SHIPPED !!! | WatchCharts](https://cdn.watchcharts.com/listings/4a1d0c12-b9c1-43a9-b421-fa0d6894c954.jpg "WTS] Seiko Chronograph Automatic “UFO” 6138-0011, ONLY $550 SHIPPED !!! | WatchCharts")
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For L.W. -- Seiko 6138-0011 JDM UFO Evaluation - YouTube
![WTS] Seiko 6138-0017 UFO/Yachtman Chronograph - Serviced/unpolished! : r/Watchexchange](https://preview.redd.it/wts-seiko-6138-0017-ufo-yachtman-chronograph-serviced-v0-p9rtowmjxbmb1.jpg?width=640&crop=smart&auto=webp&s=a68a84d6f6775e0fedf3f593b5ded6b95c3d1240 "WTS] Seiko 6138-0017 UFO/Yachtman Chronograph - Serviced/unpolished! : r/Watchexchange")