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Code 11.59 by Audemars Piguet
Perpetual Calendar

Ref. 26394BC.OO.D027KB.01
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This white gold Selfwinding Perpetual Calendar adorns a blue aventurine dial recalling a star-lit sky. A contemporary blue rubber-coated strap completes the overall design.

Standup image of the watch Perpetual Calendar



  • Material 18-carat white gold
  • Water Resistance 20 m
  • Size 41 mm


Blue aventurine dial, white gold applied hour-markers and hands with luminescent coating, blue lacquered inner bezel.


Blue rubber-coated strap with 18-carat white gold AP folding clasp.

Standup image of the watch Perpetual Calendar

Calibre 5134

  • Functions Perpetual calendar with week indication, day, date, astronomical moon, month, leap year, hours and minutes.
  • Number of jewels 38
  • Mechanism Selfwinding
  • Power reserve 40 h
  • Total diameter {{ 29 | localUnitNumber('millimeter')}} mm
  • Number of parts 374
  • Frequency 2.75 hz {{ 19800 | localUnitNumber('vibration')}} vph
  • Thickness 4.5 mm
Back image of the calibre
Front image of the calibre


Two year warranty

Your watch is guaranteed against manufacturing defects for a period of 2 years subject to our International Sales Warranty.

Five year warranty

Applicable to all AP watches purchased through our authorized network from 1st January 2017 subject to our International Sales Warranty.

Extend your Warranty

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