This pre-owned Patek Philippe Annual Calendar has a self-winding mechanical Caliber 324 S IRM QA LU movement contained in a 39mm 18K white gold case. The slate gray sunburst dial features day, date, and month displays with the annual calendar function, along with a moonphase display. It is protected by scratch-resistant sapphire crystal. The matte brown alligator strap has a folding clasp. This watch is in excellent condition and comes complete with original box and paperwork. Patek Philippe reference number 5146G-010. Original MSRP $43,090.00