Patek Philippe Grand Complications 5270J-001 Perpetual Chronograph Hand Wind White Dial 41mm 18k Yellow Gold Brown Leather Straps Men’s Watch
WATCH SPECIFICATIONS:
Movement
Caliber CH 29-535 PS Q
Manually wound mechanical movement, chronograph with column wheel, chronograph hand, instantaneous 30-minute counter and subsidiary seconds
Perpetual calendar with day, month, leap-year cycle and day/night indication in apertures, analog date Moon phases
Diameter: 32 mm
Height: 7 mm (of which 1.65 mm for the perpetual calendar mechanism)
Number of parts: 456 (of which 182 for the perpetual calendar mechanism)
Number of jewels: 33
Power reserve: Min. 55 hours – max. 65 hours with chronograph stopped
Balance: Gyromax®
Frequency: 28,800 semi-oscillations per hour (4 Hz)
Balance spring: Breguet
Balance spring stud: Adjustable
Functions
Two-position crown:
• Pushed in: To wind the watch
• Pulled out: To set the time
Displays
Center hour and minute hands
Sweep chronograph hand
Subsidiary dials:
– 30-minute counter between 3 and 4 o’clock
– Subsidiary seconds between 8 and 9 o’clock
– Date at 6 o’clock
Aperture displays:
– Day and month, in-line at 12 o’clock
– Moon phase at 6 o’clock
– Day/night indication between 7 and 8 o’clock
– Leap year cycle between 4 and 5 o’clock
Correctors:
– Day of week between 10 and 11 o’clock
– Month between 12 and 1 o’clock
– Moon phase between 6 and 7 o’clock
– Date between 11 and 12 o’clock
Delivered with correction stylus in ebony and 18K yellow gold
Pushers:
– Chronograph start and stop at 2 o’clock
– Chronograph reset at 4 o’clock
Patents
Optimized toothing profile (No. EP 1437633 – 2009)
Improved precision adjustment of mesh depth (No. EP 1947531 – 2009)
Improved synchronization of clutch brake (No. MPM/DF/15484 CH – 2009)
Piercing of minute-counter cam (No. MPM/DF/15483 CH – 2009)
Self-adjusting hammers (No. MPM/DF/15482 CH – 2009)
Hammers suspended between jewel bearings (No. MPM/DF/15481 CH – 2009)
Case
18K yellow gold
Sapphire-crystal case back and interchangeable solid back in 18K yellow gold
Water-resistant to 30 meters
Case dimensions: Diameter: 41 mm
Height: 12.4 mm
Width between lugs: 21 mm
Dial
Silvery opalescent
12 applied baton markers in 18K yellow gold
Leaf-shaped hour and minute hands in 18K yellow gold
Counterbalanced chronograph hand, arrow-shaped, Pfinodal, yellow gold plated and sandblasted
Subsidiary dials offset, pierced:
– Subsidiary seconds with baton hands in 18K yellow gold
– 30-minute counter with baton hand in 18K yellow gold, sandblasted
– Analog date with baton hand in 18K yellow gold
Strap
Hand-stitched alligator leather with large square scales, matt chocolate brown, with fold-over clasp in 18K yellow gold
