Patek Philippe Perpetual Calendar 5104

AN EXTREMELY FINE AND RARE PLATINUM AND PINK GOLD AUTOMATIC MINUTE REPEATING SEMI-SKELETONIZED PERPETUAL CALENDAR WRISTWATCH WITH RETROGRADE DATE, MOON PHASES AND LEAP YEAR INDICATION REF 5104P CIRCA 2010 diameter 43 mm , • cal. R27 PS QR LU automatic lever movement stamped with the PP seal, 41 jewels, Gyromax balance, pink gold decorated mini-rotor, minute repeating on two gongs • skeletonized dial, 4 subsidiary sapphire crystal display discs for day, month, leap years and small seconds with moon phases, retrograde hand with blue outer ring indicating the date • platinum case with 18k pink gold engraving decorative band and lugs, repeating slide to the band • case, dial and movement signed • with a platinum Patek Philippe buckle