Panerai?s L’Astronomo Luminor 1950 Tourbillon Moon Phases Equation of Time GMT has the impressive distinction of being the first timepiece from the brand to sport a moon phases indication and an innovative system using polarised crystal to indicate the date. This watch is inspired by and dedicated to the world famous Florentine genius Galileo Galilei ? the inventor of the telescope.

This 50mm Tourbillon watch is a made to order timepiece, and is powered by a Skeletonised movement: the P.2005/GLS (which stands for Galileo Luna Scheletrato in Italian). The watch is personalized to suit the specific geographical coordinates of a place chosen by the client. In addition the case material, colour of the hands, the engraving, the strap and possible special features are also customizable for clients seeking something unique. The moonphase complication of this watch is particularly special as the brand promises an accuracy of a century. This complication is visible on the back of the watch where the caseback reveals a day/night indicator on the movement which also clearly displays the phases of the moon, by means of a system consisting of two superimposed discs which rotate in combination. The upper disc – which is read by a small external index fixed onto the movement – displays the 24 hours of the day, showing the sun during the hours of daylight and the stars of the sky at night. At the center of the starry sky is a little round window through which the lowe...