1. Tradition
  • Reference 26052BC.OO.D092CR.01

    TRADITION PERPETUAL CALENDAR MINUTE REPEATER

    Hand-wound minute repeater watch with perpetual calendar indicating the day, the date, the moon phases, the month, the leap years and small seconds at 9 o'clock. 18-carat white gold case, silvered dial, brown strap.

    Details

    • Case Width 50.00 mm
    • Case Thickness 10.70 mm
    • Water Resistance None

    Specifications

    Case
    Sapphire crystal and caseback, not water-resistant
    Dial
    Pink gold applied Arabic numerals, pink gold hands
    Bracelet
    Hand-stitched «large square scale» crocodile with 18-carat white gold AP folding clasp
    Reference
    26052BC.OO.D092CR.01
    Functions
    Perpetual calendar, minute repeater, hours, minutes
    Movement thickness with module
    5.00 mm
    Total diameter
    17 mm
    Type of balance
    Screwed balance
    Frequency of balance wheel
    2,50 (=18'000 alternances/hour) Hz
    Type of balance-spring stud-holder
    Mobile stud
    Balance-spring type
    Breguet
    Number of jewels
    29
    Power reserve
    30 h
    Number of parts
    417

    specificities

    • Extra-thin complicated movement
    • Maltese cross stopwork
    • Repeater's two gongs are both on the same plane
    • Manual finishing of the cut out parts (polished bevels, grained finishing on top and Matt "brouillé" finishing underneath)
    • Manual finishing of the bridges (polished bevels, satinbrushed edges, Perlage on the recesses)
    • Perpetual calendar / Date / Day / Month / Leap year / Moonphases
    • Minute repeater

    Calibre

    Calibre 2855 Manufacture

    Calibre 2855 Manufacture, front
    Front
    Calibre 2855 Manufacture, back
    Back

Audemars Piguet History

Born in around 1750, the minute repeater is one of the noblest horological complications.