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Identify] Why does this Seiko have a Credor logo as 12 numeral? You can faintly make out “Seiko Quartz” below it. Case back text: SEIKO, Base Metal, St. Steel Back, 5Y31-5A30 R0,
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Seiko Rare Men's Seiko Base Metal Steel Back 7430-5470 Japan for $296 for sale from a Seller on Chrono24
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Wristwatch Seiko Quartz Base Metal Stainless Steel Back 5Y30-7000 Japan 890291 | Wrist watch, Used watches, Shopping sale
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