Brand New Polar Vantage V3

Brand New Polar Vantage V3

Yesterday, Polar launched the brand new Polar Vantage V3. The brand claims that this new smart sports watch has the most comprehensive suite of training and recovery tools on the…
What is a Nivachron balance spring?

What is a Nivachron balance spring?

Anyone on the hunt for a new watch may have noticed some watch descriptions mentioning a ‘Nivachron balance spring’. Or, alternatively, you may have seen it written as ‘Nivachron hairspring’.…