Ulysse Nardin Dual Time Manual Del Usuario página 9

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Behind this simplicity of use – a true lesson in functionality – the Manu-
facture caliber UN-334 deploys the results of many years of research.
Featuring a 48-hour power reserve, it is equipped with a silicon
anchor, escape wheel and roller. The 4 Hz oscillator also has a patented
1.1.1. silicon balance spring, guaranteeing impressive accuracy.
Having made its watchmaking entry in 2001 thanks to the pioneering
efforts of Ulysse Nardin, this highly contemporary material requires har-
dly any lubrication and resists wear more than any other. Complex to
work with, its manufacturing techniques remain the prerogative of just
a handful of watchmakers.
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