Approx. Ø56mm, approx. 133g, 18K gold, housing number 229248, factory, 119710, guillocheed, particularly heavy and large Patek Philippe anchor chronometer with large gold screw balance and Moustache anchor, rare factory version with long rear pointer and large one-piece spring house bridge over both elevator wheels, perfectly preserved original enamel dial and original gold pointer, very good, functional condition, high-fine Patek Philippe collector's watch. Patek Philippe began producing this legendary anchor chronometer in 1902. The work here is the earliest execution of a gondolo. We don't know another specimen with a work number below 120,000.