Audemars Piguet

Audemars Piguet Royal Oak Perpetual Calendar/ Black Ceramic/ Black Dial/ Black Sub_Dials/ Black Ceramic Bezel (Ref#26579CE.OO.1225CE.01)

$199,000
Royal Oak Perpetual Calendar 41mm Black Ceramic

41 mm case size, Black ceramic case, glareproofed sapphire crystal and caseback. Case thickness 9.5mm, Slate grey dial with “Grande Tapisserie” pattern, black counters, white gold applied hour-markers and Royal Oak hands with luminescent coating, black inner bezel, Case thickness; 9.5 mm, Dial; Slate grey dial with “Grande Tapisserie” pattern, black counters, white gold applied hour-markers and Royal Oak hands with luminescent coating, black inner bezel. Black ceramic bracelet with titanium AP folding clasp. Water resistance 20 m, Total diameter 29 mm (12¾ Lignes), Frequency of wheel balance 2.75 Hz (19,800 vph) Number of jewels; 38, Manufacture Calibre 5134, Mobile stud-holder. Power reserve; 40 hours, Balance-spring type; Balance with variable inertia blocks, Number of parts; 374, Function; Perpetual calendar with week indication, day, date, astronomical moon, month, leap year, hours and minutes. The oscillating weight is guided by a peripheral ring rolling on four ruby runners, which reduces friction and wear to the minimum possible. Moon phase indicator, laser micro-structured, laid on aventurine. Moon phase astronomical indicator requiring correction every 122 years and 108.

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