2 Seiko 6309-7040 6306-7000 7549-7010 Tuna Diver Crown Seal O Ring Gasket X 2

A Pair Of New Crown O ring seals for Seiko 6309-7040, 6309-729A, 6306-7000, 6306-7001, 6306-7002, and 7549-7010 Tuna Diving watches. Comes with two seals.

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