Very robust, very functional, very technical, very sporty

Diver Deep Dive

Caliber UN-320

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: 227
  • Number of jewels: 39
  • Total diameter (mm): 26.4

Impressive precision & longevity

  • Frequency (Hz): 4
  • Frequency (vph): 28800
  • Power Reserve (H): 48
  • Functions: Hours, minutes and small seconds. Date.
  • Escapement: Silicon