The cosmos are aligned in this astrological Patek Philippe Celestial 44mm timepiece which is designed with a celestial chart, so that one can see the nighttime sky in the northern hemisphere, indicating the movement of the stars and moon. The blue dial and sapphire-crystal disks display the sky background and moon phases. Transparent sapphire-crystal disk for sky chart and Milky Way. It is crafted in platinum and is housed on a blue leather strap for comfort.