Frederique Constant Highlife Tourbillon Perpetual Calendar Manufacture /Root/Start/Patek Philippe/Twenty-4 which offers a power reserve

which offers a power reserve of around 70 hours — a movement that combines reliability and precision in equal measure

The automatic movement operates at 28

while the design is deliberately oriented toward functionality and performance

6 makes a strong case as a versatile automatic watch with a balanced design and functional attributes

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Frederique Constant Highlife Tourbillon Perpetual Calendar Manufacture /Root/Start/Patek Philippe/Twenty-4 which offers a power reserveFrederique Constant Highlife Tourbillon Perpetual Calendar Manufacture (Reference FC 975N4NH9) This watch combines two of the most demanding complications in watchmaking. The tourbillon keeps the balance wheel running in a rotating cage, compensating for positional rate deviations. The Perpetual Calendar automatically accounts for month lengths and leap years. The manufacture calibre FC 975 operates automatically and offers 38 hours of power reserve.