Patek Philippe Perpetual Calendar Ref. 5327J-001 The Patek Philippe Perpetual Calendar ref. 5327J-001, introduced in 2016, has a 39 mm yellow-gold case, an ivory lacquered dial and the self-winding Calibre 240 Q. The reference is no longer part of Patek Philippe's collection. - Self-winding Calibre 240 Q - Ultra-thin perpetual calendar; day, date, month, leap year and 24-hour indication by hands - 39 mm yellow-gold case, 9.71 mm thick, water resistant to 30 metres - Dial: ivory lacquered, gold applied Breguet numerals - Shiny chocolate brown alligator strap, fold-over clasp Full set. Maker: Patek Philippe. Reference: 5327J-001. Available through ELITA's private desk — verification review, discreet handling and storage. Price on request.