Top 10 perpetual calendar watches 2014

This article on the best perpetual calendar watches 2015 look at these challenging timepieces, which require a lot of movement development. A lot of information has to be displayed, and at certain moments, a lot of energy has to be available to change several indications at once. For example, at midnight on 31st December, day,…

Top ten pulsometer chronographs

Pulsometer chronograph watches (sometimes they are called pulsimeter chronographs) were once more common than they are today. They were used by doctors for taking a patient’s pulse. A pulsometer chronograph is a normal chronograph with an extra scale around the edge of the dial: all you do is start the chronograph, count 30 pulse beats,…

Blancpain and the carrousel

The Blancpain Carrousel Phases du Lune (Ref. 6622L-3631-55B), a watch in the Villeret collection, features what has become a Blancpain speciality, the Carrousel, or karussel. This complication, like the tourbillon, was designed to constantly vary the position of the escapement so that the variations in frequency caused by gravity would be evened out over time.…