Family: RD5xxSQ19 jewels90h power reserve21,600 vph (3 Hz)
The RD509SQ is an automatic in-house caliber with skeletonized architecture and a micro-rotor. It carries Poinçon de Genève certification, denoting compliance with Geneva-made finishing standards. The movement is used in the Excalibur collection and features signature Roger Dubuis decorative finishing. It remains in production.
Last updated 24 Oct 2026Suggest a correction
TECHNICAL SPECIFICATIONS
Movement Type
Manual Winding
Jewel Count
19 jewels
Power Reserve
90h
Frequency
21,600 vph (3 Hz)
Height
4.28mm
Display Type
Analog
Rotor Type
Micro Rotor
QUICK FACTS
BRAND
TYPE
Manual WindingSTATUS
In ProductionMANUFACTURE
In-houseCALIBER FAMILY
RD5xxSQALSO KNOWN AS
caliber rd509sq
FOR WATCH DEALERS
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