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Seiko - “Calculator” Slide Rule Automatic Chronograph. 6138-7000 - 265636 japan J - Men - 1970-1979 in Turkey
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SKX009J1] Do you guys care about your Seiko being actually made in Japan? (the J in the serial number indicates that, in case you wanted to know and did'nt 😄) : r/Seiko
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Seiko 6309 Vintage 17 j Day Date SS Divers 200M Green Automatic Mens Watch - Japan Pre-owned Vintage
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SEIKO SPEEDTIMER chronograph automatic watch Cal 6138 B JAPAN J 6138-0040 BULLHEAD *** ALL ORIGINAL *** Seiko Vintage watches - Watches83
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