Seiko NOS Crown 55W02N – Seiko 66 Manual Wind (6600 / 6618) – 1 Piece

Original Seiko Crown, Reference 55W02N, New Old Stock in original bag (Compartment 19-N, "JAPAN"). According to the 1978 Seiko Casing Parts List, suitable for the 66-family hand-wound models, including cases 6600-7040 (6600-7140/-7150), 6600-7992, 6600-8000/-8030, and 6618-8001 – slim, classic dress watches from the late 1960s/early 1970s. Waterproof design with 5.5 mm diameter.

Warranty (used) This is an unused New-Old-Stock original spare part from old Seiko dealer inventory (legally used goods). The warranty is shortened to 12 months in accordance with our terms and conditions.

Note Delivery is in the pictured original Seiko spare parts bag. The crown's gasket may be hardened due to age; water resistance is not guaranteed. Installation should be performed by a watchmaker. Price is per piece (1 crown).