Harry Winston HW1001

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.