The caliber 4409 is an automatic movement manufactured in-house by Audemars Piguet. It has 40 jewels and operates at a frequency of 28,800 vibrations per hour, with a power reserve of 70 hours. The movement features a column wheel and includes chronograph and flyback complications, and it powers the model 26425.
TECHNICAL SPECIFICATIONS
Movement Type
Automatic
Jewel Count
40 jewels
Power Reserve
70h
Frequency
28,800 vph (4 Hz)
Display Type
Analog
COMPLICATIONS
FEATURES
Watches with this movement
Audemars Piguet
Selfwinding Chronograph
26240BA.OO.1320BA.01
Audemars Piguet
Selfwinding Chronograph
26240SA.OO.1320SA.01
Audemars Piguet
Selfwinding Chronograph
26425BC.ZZ.8045BC.01
Audemars Piguet
Selfwinding Chronograph
26425BC.ZZ.D002CA.02
Audemars Piguet
Selfwinding Chronograph
26439NB.OO.A346KB.01
More Audemars Piguet movements
QUICK FACTS
BRAND
TYPE
AutomaticSTATUS
In ProductionMANUFACTURE
In-houseCALIBER FAMILY
44xxCOUNTRY
SwitzerlandALSO KNOWN AS
FOR WATCH DEALERS
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