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Selected tag: Oris
Found: 1 article
01
Oris · Automatic winding · Calibre analyses
Oris Calibre 400: why an automatic needs two barrels and five days of power
Oris Calibre 400 is designed for 120 hours of running, with two mainspring barrels and a slide-bearing rotor. We examine what owners gain from this layout and how to interpret the promised ten-year service interval.