Glossary

Moon phases

Moon phases

  • Moon phases
  • Moon phases

A mechanism and display representing the different phases of the moon. A complete lunation takes 29 days, 12 hours, 44 minutes and 2.8 seconds and is divided into four phases. These are new moon, first quarter, full moon, last quarter.

Perimeter

Haute Horlogerie Perimeter

Which are the features of a Fine Watch? Learn about the criterias of Fine Watchmaking.

HH Magazine News

Jaeger-LeCoultre wears its heart on its sleeve

22 May 2012

Among the lots at a forthcoming sale at Christie's in Milan will be three exclusive Jaeger-LeCoultre watches, made in su…

The phenomenal success of mechanical watches

15 May 2012

In ten years, mechanical watches have seen their share of total exports increase from less than half to almost three qua…