Patek Philippe 3940 Perpetual Calendar 3940 '1st Series' RARE (30861)

30861 Patek Philippe 3940 First Series, this 3940 first series was made in 1986, 18k yellow gold case is in immaculate original condition and appears to be unpolished (can be touched up at no additional cost if the new owner wishes), hallmarks at 9 o clock are clear bold and defined, original 18k yellow gold tang buckle, automatic Patek Philippe caliber 240 Q movement, perpetual calendar (english), moonphase, leap year indicator, dial has the iconic sunken sub dials unlike dials of the later series, dial is free of flaws, glass crystal, size 36mm, thickness 8mm, Excellent Condition with original Patek Philippe box (interior has deteriorated over time which is common with Patek boxes of this age), original leather booklet with instructions, original alligator strap, setting pin, archive certificate and original certificate dated June 1986.


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More about Patek Philippe 3940 Perpetual Calendar 3940 '1st Series' RARE

This is a rare 1986 18K yellow gold Patek Philippe Perpetual Calendar 3940 early First Series. It has a leather strap with an 18K yellow gold tang buckle, and a glass crystal. There is a pull out winding crown and a snap on solid case back with a thumb clip, inside of which are engraved 4 hallmarks, and "PATEK PHILIPPE-GENEVE-SWISS," and a serial number. There is a corrector in the left-side case band at 9 o'clock for the perpetual calendar, and the 36mm diameter solid three-body case, downturned lugs, and stepped bezel are polished. The silver dial has "boat-shaped" gold baton and square hour markers around a dot minute track. There is a recessed moon phase subsidiary dial at 6 o'clock, with a combined radial date indicator and a gold hand. There are twin recessed white subsidiary dials, including a combination day and 24-hour register at 9 o'clock, and a combination month with leap year sub dial is at 3 o'clock. It has a 46-hour power reserve at full wind, and it’s water resistant to 25 meters/80 feet. The 9mm thick case, dial, and movement are all signed.

This Patek Philippe Perpetual Calendar 3940 has a mechanical automatic self-winding Patek Philippe caliber 240 Q movement that's rhodium-plated with fausses cotes embellishment. It has the Seal of Geneva quality seal, and it's constructed with 27 jewels, 275 parts, and a lateral lever escapement with three arms under a polished steel bridge. It has a 22K winding rotor with the Patek Philipppe Calatrava symbol, and a patented Patek Philippe Gyromax balance that adjusts for cold, heat, isochronism and 5 positions. It includes a shock absorber mechanism, and a self-compensating free-sprung Breguet balance spring.

The Patek Philippe Perpetual Calendar 3940 First Series was introduced in 1985, and was discontinued in 2006.