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  1. Royal Oak
  • Royal Oak Equation of time, Watch Reference 26603OR.OO.D092CR.01
  • Royal Oak Equation of time, Watch Reference 26603ST.OO.D002CR.01
Variations: Model 26603
  • Royal Oak Equation of time, Watch Reference 26603ST.OO.D002CR.01

    Equation of time

    Selfwinding equation of time watch with sunrise and sunset times and perpetual calendar with astronomic moon. Stainless steel case, silvered dial, black strap.

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      Details

      • Case Width 42.00 mm
      • Case Thickness 10.45 mm
      • Water Resistance 20 m

      Specifications

      Case
      Stainless steel case, glareproofed sapphire crystal and caseback, screw-locked crown
      Dial
      Silver-toned dial with “Grande Tapisserie” pattern, white gold applied hour-markers and Royal Oak hands with luminescent coating
      Bracelet
      Hand-stitched “large square scale” black alligator strap with stainless steel AP folding clasp
      Reference
      26603ST.OO.D002CR.01
      Functions
      Sunrise and sunset times, equation of time, perpetual calendar, astronomical moon, hours, minutes
      Movement thickness with module
      5.00 mm
      Total diameter
      12½ mm
      Type of balance
      With Variable inertia blocks
      Frequency of balance wheel
      2,75 (=19'800 alternances/hour) Hz
      Type of balance-spring stud-holder
      Mobile stud
      Balance-spring type
      Flat
      Direction of automatic winding
      Bidirectional
      Type of oscillating weight
      Support and weight segment in 21-carat gold
      Number of jewels
      41
      Power reserve
      40 h
      Number of parts
      425

      specificities

      • Extra-thin movement
      • Suspended barrel
      • Shake of the oscillating weight garanteed thanks to annular ring running on four jewels
      • Manual finishing of the bridges (polished bevels, satinbrushed edges, Perlage on the recesses)
      • Hand crafted decorative engravings on oscillating weight componants
      • Moonphase made with Physical Vapor Deposited metal onto sapphire
      • Sunrise & Sunset times can be changed upon customer's request
      • Oscillating weight can be custom decorated upon customer's request
      • Perpetual calendar / Date / Day / Month / Leap year / Astronomical moonphases / Sunrise and Sunset times / Equation of Time

    Audemars Piguet History

    Six distinct stages create every Audemars Piguet watch: design, development, production, decoration, assembly and casing-up.