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Caliber 99.5

This calibre is defined by the combination of hand date, power reserve indicator and central second, which completes the calibre 99-collection.

99.5 (1) RG

The Case

polished / burnished, double screw union • diameter 42 mm • height 12.5 mm • 1.6 mm sapphire glass on top, slightly domed and antireflected inside • screwed sapphire glass base • oversized crown with embossed manufactory name solid 18kt / 750 - rose gold, polished / burnished

The Dial

central display of hours, minutes and seconds • power reserve display at “9 o’clock” • hand date with even day division and clear delimitation of the month end and beginning of the new month at “3 o’clock” sterling silver with the grained, silky matte finished surface of historical deck watches • numerals and indexes with black print

The hands

steel, hand-polished and heatblued

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The Movement

diameter: 37 mm • height: 5.4 mm • 20 rubies • fast correction of the date by means of a separate button at “2 o’clock” • springing change of date at “0 o’clock” • power reserve indicator by means of the bevel gear diff erential • centric second display, indirectly driven below the train by means of an intermediate gear, with friction spring • cantilevered second pinion • power reserve 50 hours (+/- 5%) • 18,000 semi-oscillations per hour • red gold plated three-quarter plate with yellow gold engraving of manufactory name • Geneva stripe finish • Grained yellow gold seconds pinion bridge with beveled edges and yellow gold serial number • retracing ratchet • double sunburst fi nish on the crown wheels • Glucydur screw balance with Nivarox-1-spring • swanneck fine adjustment on the hand-engraved balance cock • screws polished, heat-blued, with beveled edges