This Patek Philippe Celestial Grand Complications is crafted in a platinum case measuring 44mm. The dial features three metalized sapphire-crystal discs as well as ellipse framing the portion of the sky visible from Geneva. Other attributes include the date by hand, hours and minutes of mean solar time, a sky chart, phases and orbit of the Moon and time of meridian passage of Sirius and of the moon. The watch comes on a shiny navy blue alligator leather strap and fold-over clasp.