This vintage Patek Philippe from the late 1950s to early 1960s features a 27mm square 18KT yellow gold case, showcasing the brand’s elegant and refined design language. The beige patina dial is accented by a combination of gold stick and Arabic numeral markers, offering a sophisticated yet understated look. Powered by the manual wind Caliber 23-300 movement with 18 jewels, known for its precision and craftsmanship, this timepiece embodies Patek Philippe’s commitment to excellence. Reference 3406, this watch is a superb example of mid-century horological artistry and remains a prized collector’s piece.