A true icon of haute horology, the Audemars Piguet 5548BA Quantième Perpétuel exemplifies the golden age of ultra-thin perpetual calendar wristwatches. Crafted in 18K yellow gold, this elegant 36mm timepiece houses the revered Caliber 2120/2800 — one of the thinnest full perpetual calendar movements ever made.
First registered on April 29, 1982, this example is confirmed by an official Audemars Piguet Extract from the Archives. The lacquered white dial features perfectly balanced sub-dials for day, date, month, leap year, and moonphase complications.
This timepiece comes with a stamped original Audemars Piguet black alligator strap and three luxury aftermarket options:
Whether worn or preserved as a blue-chip vintage investment, the 5548BA reflects Audemars Piguet's dedication to understated perfection and mechanical mastery.
Specifications:
Reference: 5548BA
Case Material: 18K Yellow Gold
Case Size: 36mm
Movement: Audemars Piguet Caliber 2120/2800 (automatic perpetual calendar)
Dial: White lacquer with subdials and moonphase
Crystal: Sapphire
Strap: Original AP black alligator + A. Lange & Söhne + Jean Rousseau
Papers: Audemars Piguet Extract from the Archives (dated July 5, 2025, registered April 29, 1982)
Condition: Excellent vintage condition
A true icon of haute horology, the Audemars Piguet 5548BA Quantième Perpétuel exemplifies the golden age of ultra-thin perpetual calendar wristwatches. Crafted in 18K yellow gold, this elegant 36mm timepiece houses the revered Caliber 2120/2800 — one of the thinnest full perpetual calendar movements ever made.
First registered on April 29, 1982, this example is confirmed by an official Audemars Piguet Extract from the Archives. The lacquered white dial features perfectly balanced sub-dials for day, date, month, leap year, and moonphase complications.
This timepiece comes with a stamped original Audemars Piguet black alligator strap and three luxury aftermarket options:
Whether worn or preserved as a blue-chip vintage investment, the 5548BA reflects Audemars Piguet's dedication to understated perfection and mechanical mastery.
Specifications:
Reference: 5548BA
Case Material: 18K Yellow Gold
Case Size: 36mm
Movement: Audemars Piguet Caliber 2120/2800 (automatic perpetual calendar)
Dial: White lacquer with subdials and moonphase
Crystal: Sapphire
Strap: Original AP black alligator + A. Lange & Söhne + Jean Rousseau
Papers: Audemars Piguet Extract from the Archives (dated July 5, 2025, registered April 29, 1982)
Condition: Excellent vintage condition
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