How to Use a Tachymeter Bezel on a Chronograph Watch?
If you have a watch with a chronograph, it may have a tachymeter scale on the bezel. The tachymeter scale adds some very handy functionality to your watch, allowing you to calculate several different things: How fast something is going, based on how long it takes to cover a certain distance. How far something has travelled, based on how fast it is travelling over a … Read more