Established in 1839, Patek Philippe takes pride in being one of the oldest watchmakers in the world. The Swiss brand’s horology expertise and impeccable know-how are combined with a timeless aesthetic to create emblematic timepieces, like this 2007 pre-owned Complications Annual Calendar Moon Phases 38mm: the 18kt rose gold case carries high-precision functions such as an annual calendar and moon phase indication, making justice to its name.