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AP 2121

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Brand:Audemars Piguet
Family:
Height:3.05 mm
Jewels:36
Reserve:40 hours
Frequency:21,600 A/h
Winding:Automatic, Bi-Directional Automatic Winding, Central Rotor Automatic Winding
Diameter:28.40 mm
 © Audemars Piguet Complications:Date
Hands:Central Hour Hand, Central Minute Hand, Date Window at 3:00
Distinguishing Technical Characteristics
Ultra-Thin Central-Rotor Automatic
Central-Rotor Automatic
Counter-Clockwise Balance Cock
Gyromax Balance
Balance, Balance at 6:00
Production: 1970 – Current
1910s 1920s 1930s 1940s 1950s 1960s 1970s 1980s 1990s 2000s 2010s 2020s

Introduced in 1970, Cal. 2121 was the thinnest automatic movement with a date complication. Measuring just 3.05 mm thick, Audemars Piguet based this on their existing Cal. 2120, which was designed by Jaeger-LeCoultre. It remains in production as of 2019.

  • 1972-1990 Audemars Piguet Royal Oak “Jumbo” Extra-Thin, Ref. 5402
  • 1992-2000 Audemars Piguet Royal Oak “Jubilee” Extra-Thin, Ref. 14802
  • 1990-1998 Audemars Piguet Royal Oak “Jumbo” Extra-Thin, Ref. 15802
  • Audemars Piguet Royal Oak “Jumbo” Extra-Thin, Ref. 15154
  • 2012-present Audemars Piguet Royal Oak “Jumbo” Extra-Thin, Ref. 15201, 15202, 15205
© Audemars Piguet
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