Ulysse Nardin UN-22

Ulysse Nardin Caliber UN-22

Ulysse Nardin UN-22

ManufacturerUlysse Nardin
Caliber NumberUN-22, UN22
Base CaliberETA 2892-A2
In-HouseBase: No / Module: Yes
Measurements16 1/2”’ (36.60mm)
Vibrations Per Hour28,800 bph (4 Hz)
Power Reserve42 hours
FunctionsHours, minutes, central seconds, date (2:00), home time indicator (9:00)
Other FeaturesForward and backward hour hand corrector
Country of ManufactureSwitzerland
Known Models
San Marco GMT

This example of the Ulysse Nardin caliber UN-22 was found in a GMT+/- San Marco Big Date.

There is also a caliber UN-24 that is used in the Executive Dual Time GMT. The difference between the two is that the UN22 has a central second hand and the UN24 has a small seconds feature.

Venus Caliber 178
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