Sinn 756 and 757 Duochronograph
It’s always pleasant to see a watch brand experimenting with formats and trying out something different. The 756 Duochronograph by Sinn goes back a while, originally presented in 2003. The Sinn 756 and 757 Duochronograph watches are currently available in a few unlimited editions, and in particular the 756 II is still available as a…