Bidspirit auction | PATEK PHILIPPE 3940J PERPETUAL CALENDAR

PATEK PHILIPPE 3940J PERPETUAL CALENDAR Patek Philippe 3940J watch, automatic winding movement, calibre 240Q, manufactured by Patek. Perpetual calendar, yellow gold case in three parts, in the case-middle there are 4 correctors that make the complications independent of each other and you can access to change or correct the dates and days or months. Model :3940j Watch charge :automatic Case:yellow gold Power reserve 45h Year:1989/1990 Diameter:36 Glass: sapphire