Seiko NOS Crown 45M40N, Steel – Seiko Automatic 6300 / 6319 – 1 Piece

Original Seiko crown, reference 45M40N, steel version, New Old Stock in original bag (compartment 124-N, "JAPAN"). According to the Seiko Casing Parts List 1978, it fits cases 6300-6000 and 6319-5020 - the robust automatic models of the 63 family from the late 1970s, the direct predecessor of the long-lasting 7S movement generation.

Warranty (used) This is an unused New-Old-Stock original spare part from old Seiko dealer stock (legally used goods). The warranty is reduced to 12 months in accordance with our General Terms and Conditions.

Note: Delivery is in the original Seiko spare part bag shown. The crown's gasket may have hardened due to age; water resistance is not guaranteed. Installation should be carried out by a watchmaker. Sale per piece (1 crown).