SJX Watches
Audemars Piguet’s 150 Heritage is a Universal Cultural Calendar
Audemars Piguet celebrated 150 years of existence in 2025, but its celebrations have continued into the new year with the 150 Heritage Pocket Watch. While many large ultra-complicated pocket watches are exercises in nostalgia, the 150 Heritage is a modern marvel of micro-mechanical engineering with never-before-seen functionality inside a surprisingly compact 50 mm case. Initial thoughts Few brands can match Audemars Piguet’s track record of producing Grand Complication pocket watches, but the 150 Heritage surprises by adapting a calibre originally intended for the wrist. A complicated pocket watch with a simple name, the 150 Heritage is built around the cal. 1150, a newly developed hand-wound movement that adapts the architecture of the ambitious cal. 1000 developed for the Code 11.59 Universelle, and as such it includes past RD-series innovations. That said, the differences between the Universelle and the 150 Heritage are quite significant, thanks to an intriguing new feature: a hinged mechanical calculator, isolated from the movement. The intricate system is housed inside the case back and allows the user to effortlessly cycle through dates across any year to be able to read a surprising number of culturally-relevant dates based on lunar, solar and lunisolar cycles. The device feels a bit like a time machine, as the lucky owner can go into the past or look into the future and find out the exact dates of Catholic Easter, Ramadan, Equinoxes and many others, along with...
