Patek Philippe 3970EJ Perpetual Calendar Chronograph 18K Yellow Gold Silver Dial

The Patek Philippe 3970EJ-014 stands as a legendary reference among perpetual calendar chronographs, representing the pinnacle of Patek Philippe’s late-20th-century watchmaking prowess. Introduced in the late 1980s, the 3970 series succeeded the storied 2499 and is revered for its harmonious proportions and technical sophistication. Encased in 18K yellow gold, the 36mm case houses the esteemed manual-wind caliber 27-70Q, based on a Lemania ébauche expertly reworked by Patek Philippe to the highest Geneva standards. The opaline silver dial is balanced and elegant, featuring recessed subdials and a four-register layout that showcases the full perpetual calendar with moonphase. This model, paired with a blue alligator strap, emphasizes both classic aesthetics and discreet luxury. Its svelte 12.9mm thickness and perfect wrist presence make it a perennial favorite for serious collectors. The 3970 is widely regarded as a transitional reference—bridging vintage charm and modern execution—cementing its appeal as a centerpiece in any curated collection. Rarity, uncompromising finishing, and its role in Patek Philippe’s lineage combine for enduring relevance. Like New with Patek Philippe box, setting pin, additional solid case back and papers dated 2000.