Patek Philippe Gondolo Annual Calendar Moon Phases 18K Yellow Gold Ref. 5135J

DETAILS
Manufacturer: Patek Philippe
Model: Gondolo Annual Calendar Moon Phases
Reference Number: 5135J-001
Movement: Automatic
Condition: Mint
Gender: Men's/Unisex
Time Period: 2005
Retail / Compare-At Price: $43,300
Our Best Price: $31,150 

CALIBER
Movement: -
Caliber: 324 S QA LU 24H
Jewels: 34

CASE
Case Material: 18K white gold
Case Diameter: 51 x 39 mm
Thickness: 12 mm
Waterproof: 80 ft./25 m.
Water Resistance: 2.5 ATM
Material Bezel: Fixed 18K yellow gold
Glass: Sapphire crystal 
Dial: Silver with radial brushing
Dial Numerals: 18K yellow gold applied Arabic numerals at 3 and 9 o'clock and dart hour indices, minute/second track around the inner rim

BRACELET / STRAP
Bracelet color: Brown
Bracelet Material: Leather
Clasp: Tang
Clasp material: 18K yellow gold

FUNCTIONS
Annual calendar, day aperture between 10 and 11 o'clock, date aperture at 12 o'clock, month aperture between 1 and 2 o'clock, moon phases window at 6 o'clock with running am/pm indicator, hours, minutes, 45-Hour power reserve

OTHERS
Tonneau-shaped case, Art Deco style with stepped, rounded bezel and curved lugs
18K yellow gold applied dauphine-shaped hour/minute hands, stick-shaped center sweep seconds hand and leaf-shaped 24-hour time indicator hand
18K yellow gold knurled pull/push crown with engraved with Patek Philippe Calatrava cross
Original 18K yellow gold Patek Philippe buckle
Solid, two-body, polished case with screw-down sapphire crystal display case back
Signed Patek Philippe, 750 and PP stamp in the case back
This self-winding caliber 324/205 movement is rhodium plated with fausses côtes embellishment and the quality stamp of the Seal of Geneva. It was constructed with a straight-line lever escapement. It has a shock absorber mechanism, a 21K gold rotor, and a self-compensating free-sprung flat balance spring. There is also the patented Patek Philippe Gyromax balance that compensates for cold, heat, isochronism, and 5 positions.
The case, dial, and movement are all signed.
This mechanism oscillates at the frequency of 28,800 vph (4Hz).
Patek Philippe - GENEVE signature at 12 o'clock
Incomplete (no box, with Patek Philippe certificate of authenticity dated 2005)