Mainspring for Omega Cal 550

Posted on August 8, 2025
By vbomega
In NEWS

WatchUSeek Watch Forums WatchUSeek Watch Forums

Cousins UK lists 4 mainsprings for Cal. 550. Which one is the best for this movement and why?

Please follow and like us:

News from the Watch Industry rk watch service Watchmaking

×

Table of Contents

×

Table of Contents