Calibre 8500: Do they all have a silicon balance spring?

Omega Watch Forums Omega Watch Forums EuroDriver

In particular, I'm hunting down a reference 231.10.42.21.03.001 which I am planning to pull the trigger on in the next week or two. I know that shortly after its release, it was superseded by the 231.10.42.21.03.003 which was categorized as Master Co-Axial due to the increased magnetic resistance provided by the silicon balance spring. I prefer the former due to the date cage and cleaner dial.

However in shopping around for the 231.10.42.21.03.001, there have been a couple that are…

Read more

Recommended Posts