The Patek Philippe Perpetual Calendar 5940G-001 features a 37mm x 44.6mm 18k white gold case surrounding a silver dial on a brand new black alligator strap with an 18k white gold tang buckle. Functions of this Patek Philippe 5940 include hours, minutes, day, date, month, perpetual calendar, leap year, and moon phase. This Patek Philippe watch also measures 8.7mm in thickness.

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