Does anyone know modern replacement movement for a Seiko 6309A? : r/SeikoMods
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New Old Stock Seiko 5 automatic vintage watch, 6309-584C, casual, elegant & strong watch, 7009A movement, new old stock, black dial, Baton hands, superb condition, original bracelet & hang tag
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Seiko 6309-7049 Diver - 1979 – Watch Vault Australia