Caliber HW1001 is an automatic movement manufactured by Harry Winston. It combines a Girard-Perregaux GP3300 base with Harry Winston's exclusive AGH2841 dual time module, comprising 272 components and 35 jewels. The movement beats at 28,800 vph with a 45-hour power reserve. Its most distinctive feature is off-center movement placement within the case. The caliber remains in production and powers the Ocean Dual Time Monochrome.
Last updated 8 Jul 2026Suggest a correction
TECHNICAL SPECIFICATIONS
Movement Type
Automatic
Jewel Count
35 jewels
Power Reserve
45h
Frequency
28,800 vph (4 Hz)
Display Type
Analog
COMPLICATIONS
GMT
QUICK FACTS
BRAND
TYPE
AutomaticSTATUS
In ProductionMANUFACTURE
ÉbaucheLAUNCH YEAR
2013BASED ON
Girard-Perregaux GP3300CALIBER FAMILY
HW1000ALSO KNOWN AS
gp3300 + agh2841 module
FOR WATCH DEALERS
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