Patek Philippe Perpetual Calendar in 18k yellow gold with factory original baguette diamond bezel (2.86 carats) and diamond hour markers. Original brown alligator strap with tang buckle. Manual wind movement under glass w/ subseconds, date, day, month, moonphase, chronograph and perpetual calendar. 36 mm case size. With box and papers. Circa 2005. Appears to be a very rare watch as there looks to have been only five examples ever offered at auction. “Bank wire price” Ref 3990j-010. Fine Pre-owned Patek Philippe Watch.