Patek Philippe 18K Yellow Gold Annual Calendar Watch (Ref. 5035J) W/Crocodile Strap in Original Box W/Tool & Booklets - This handsome, investment quality timepiece was created by one of the world's most celebrated watch makers, Patek Philippe. This Annual Calendar watch is constructed of solid 18k yellow gold, and features: 37mm solid 18k yellow gold case; silver dial with applied gold Roman Numeral markers, sweep second hand, Day/Date/Month/24-Hour indicators and original sapphire crystal; handmade Swiss automatic 35 jewel movement with Sapphire exhibition caseback; brown crocodile leather Patek Philippe strap with solid 18k yellow gold tang buckle. The watch is in beautiful condition, and will come in the original box with setting pin and Patek Philippe booklets. This rare wristwatch is truly a collector's dream in this magnificent condition. Patek Philippe upholds a tradition in complications (anything a mechanical watch might do beyond telling the time and simple date) that are useful in everyday situations, such as Annual Calendars, dual time zones and World Time displays. They have an unrivalled expertise in knowledge and practice of this pinnacle of the watchmaker's art, as is displayed in the construction of this magnificent piece. Patek Philippe's Annual Calendar watch was first introduced in 1996, and was the world's first Annual Calendar wristwatch. The watch measures approx. 9.5" in length. Reference #: 5035J-001, Movement #: 3134905, Case #: 4207779.