When working with complex mechanical instruments, the only things that really count are knowledge and experience.

For 2021, Patek Philippe tops its own news with an incredible new perpetual calendar.

In addition to the first perpetual calendar in the Lange 1 family, there is also a new Little Lange 1 and the most succinctly named A. Lange & Sohne wristwatch, the Triple Split

With masterful cuts that do not shatter or blemish the fragile dial, the technical wonder that is Master Ultra Thin Perpetual and its artistic Enamel Chestnut face is but an exemplar of Jaeger-LeCoultre’s art of precision. The unique piece is up for bids for Only Watch 2019

The new Jaeger LeCoultre Master Grande Tradition Répétition Minutes Perpétuelle incorporates automatic winding without obscuring the finishing of the movement in the most ingenious way

The Geneva manufacture Introduces not just a new calendar complication, a new old school retro-aesthetic born from handwritten font style but also a new in-house movement and a host of innovations meant to improve efficiency