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Seiko Vintage Chronograph UFO 6138-0011 - Serviced, 1974 for $674 for sale from a Trusted Seller on Chrono24
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1970 Seiko SpeedTimer 6138-0010 Yachtman "UFO" Proof Chronograph w/Orig Bracelet | DC Vintage Watches
FS: Seiko 6138-0011 UFO Speed-Timer JDM automatic chrono from 1976, EXCELLENT COND. - $595 | WatchUSeek Watch Forums
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SEIKO UFO Vintage Chronograph automatic watch Cal 6138B JAPAN J 6138-0011 *** ALL ORIGINAL *** Seiko Vintage watches - Watches83
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Seiko UFO VINTAGE 6138-0010 CHRONOGRAPH JDM SPEEDTIMER KANJI... for $2,495 for sale from a Seller on Chrono24
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Seiko Ufo automatic vintage double choronograph original... for $1,000 for sale from a Private 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 Vintage automatic chronograph watch 1976 Cal. 6138B JAPAN J Ref. 6138-0011 *** BEAUTIFUL CONDITION *** Seiko Vintage watches - Watches83 SEIKO UFO Vintage automatic chronograph watch 1976 Cal. 6138B JAPAN J Ref. 6138-0011 *** BEAUTIFUL CONDITION *** Seiko Vintage watches - Watches83](https://watches83.com/60999-thickbox_default/seiko-ufo-vintage-automatic-chronograph-watch-1976-cal-6138b-japan-j-ref-6138-0011-beautiful-condition-.jpg)