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A Seiko 6309-7040 | Adventures in Amateur Watch Fettling
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GENUINE CASE BACK COVER SEIKO TURTLE 6309-7049 DECEMBER 1981 | eBay
Mod 6105 6309 Turtle Watch Cases Fit Seiko NH35 NH36 4R35 7S26 Automatic Movement 28.5mm
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Seiko Stainless Steel 6105 6309 Case with SKX Bezel Insert Crown at 4.1 Fits NH35 NH36 7S26 Japan Movement Men Diving Case - AliExpress
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VINTAGE SEIKO 6309 TV CASE AUTOMATIC WHITE DIAL DRESS 6309-5030 RAILROAD BAND. | eBay
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Seiko 6309-7330 35mm cassa case for $44 for sale from a Seller on Chrono24
