Patek Philippe 240 C LU CL LCSO

The Patek Philippe caliber 240 C LU CL LCSO is an automatic astronomical movement featuring a sky chart display, sunrise and sunset times, moon phases, and meridian passage indications for Sirius and the Moon. It also displays the date. The movement measures 38 mm in diameter and 7.93 mm in thickness, operates at 21,600 vph, and has a 38 to 48-hour power reserve with 51 jewels. It uses a 22K gold micro-rotor and is based on the ultra-thin caliber 240 architecture. The movement remains in production and powers the Patek Philippe Celestial collection.