Original SEIKO NOS spare part Compatible calibers: Seiko 5717A and 5717B (Model: Seiko Crown Chronograph , single-pusher chronograph, ca. 1963–1964)
The setting lever is a central component in the winding and hand-setting mechanism of mechanical Seiko movements. It switches between winding and hand-setting and interacts directly with the winding stem.
Characteristics • Genuine Seiko part • NOS (New Old Stock) , never installed • Steel, untreated surface • Rare vintage spare part for early Seiko chronographs • Delivery includes exactly 1 piece (sold individually from old original packaging)
compatibility ✔ Seiko Crown Chronograph 5717A ✔ Seiko Crown Chronograph 5717B (the legendary Olympic chronograph – Tokyo 1964)
This part is virtually unavailable on the market today. Ideal for restoring high-quality vintage Seiko chronographs.
