A sporty appeal, while taking a radical step towards transparency Diver X Skeleton is an explosive fusion between the sporty design of a Diver and technical prowess of the Blast Skeleton.

Caliber UN-372

Caliber UN-372

Self-winding

Classic or unconventional, simple or complex, for men or women, our collection of calibers is one of the most extensive and diverse in the industry. It is based on a culture of innovation, independence and quality that has made Ulysse Nardin one of the most advanced brands in creative watchmaking.

A complex composition

  • Number of parts: 187
  • Number of jewels: 23
  • Total diameter (mm): 34

Impressive precision & longevity

  • Frequency (Hz): 3
  • Frequency (vph): 21600
  • Power Reserve (H): 72
  • Functions: Hours, minutes and seconds. Manufacture skeleton movement. Oversized oscillator in Silicon with nickel flyweights. Escapement wheel, anchor and balance spring in Silicium. Unidirectional rotating bezel.
  • Escapement: Silicon
  • Diver X Skeleton OPS 3723-170-2C/3A watch features - 1
  • Diver X Skeleton OPS 3723-170-2C/3A watch features - 2
  • Diver X Skeleton OPS 3723-170-2C/3A watch features - 3
Carbonium® is once again the star of the show: not just in the concave unidirectional rotating bezel, but also on the barrel cover at 12 o’clock, extending the mottled aesthetic into the heart of the watch.