Vintage SEIKO Ersatzteil – Clutch Cap / Copribascula (1 Stück) (Ref. 386180) - NOS Taucheruhr 9039 – automatic with manual

9039 – automatic with manual winding and stop-seconds (hacking)

Technical Highlights – Caliber A824 (quartz

Hands: Black lacquered

Details: Edges sanded by hand

Vintage SEIKO Ersatzteil – Clutch Cap / Copribascula (1 Stück) (Ref. 386180) - NOS Taucheruhr 9039 – automatic with manualRare NOS component ( Ura osae) for mechanical Seiko watch movements This original SEIKO spare part, reference 386180, is a historical component from the mechanical era (Universe series). It is the so called clutch cap copribascula (Japanese : ) a small but functionally important retaining plate within the clutch winding mechanism. Due to decades of individual storage in sealed bags, this is genuine NOS material from the early to mid Seiko mechanical