Citizen Original-Ersatzteil – Zugfeder (Mainspring / Aufzugsfeder, ぜんまい) – Größe 新中三 (1,45 × 0,110 × 335 mm) – NOS (1 Stück) Paaruhr but shows signs of wear

but shows signs of wear and the dial is no longer perfect

Bedient wird dieser Mechanismus über einen markanten Drücker bei 4 Uhr

Citizen pursued an independent

Background on the product/series

Synchronization of train movements

Citizen Original-Ersatzteil – Zugfeder (Mainspring / Aufzugsfeder, ぜんまい) – Größe 新中三 (1,45 × 0,110 × 335 mm) – NOS (1 Stück) Paaruhr but shows signs of wearOriginal Citizen spare part mainspring (Japanese zenmai) from unused old stock (NOS). Offered is a single mainspring in original Citizen packaging with the historic "CITIZEN MAINSPRINGS" crest. The mainspring is the energy reservoir of the mechanical movement: coiled in the barrel (), it is wound via the crown and, by unwinding, drives the entire gear train. As a central power source and wear part, it fatigues over time, can take a permanent set, or