Seiko Ersatzteil Nr. 383040 für Kaliber 4312A (1 Stück) – Stellhebel (Tiretto) – NOS Quarz Special features: Official JMSDF engravings

Special features: Official JMSDF engravings on the case back and crown

made from fine cowhide leather in a velvety shimmering white

A special highlight is the skeleton case back

– Blue dial with sunburst finish and engraved texture – Moon phase display at 6 o'clock

Seiko Ersatzteil Nr. 383040 für Kaliber 4312A (1 Stück) – Stellhebel (Tiretto) – NOS Quarz Special features: Official JMSDF engravingsGenuine Seiko spare part 4312A from old stock (NOS). This component is the setting lever for the Seiko caliber 4312A and is essential for the switching mechanism of the winding and hand setting functions. This part comes from unused vintage stock, is unused, and in excellent original condition. Ideal for watchmakers, collectors, and for the professional servicing of vintage Seiko models.