IWC Big Pilot’s Watch Perpetual Calendar – IW503605

Stainless steel case, Automatic, self-winding, Diameter 46.2 mm, Blue dial with luminescence, Blue calfskin strap, Strap width 22.0 mm.

case

• Stainless steel case
• Diameter 46.2 mm
• Height 15.4 mm
• Screw in crown
• See-through sapphire glass back
• Water resistance 6 bar

Movement

• 52615 Calibre
• IWC-manufactured movement
• Automatic, self-winding
• 168 hours Power Reserve
• Frequency 28800.0 vph (4.0 hz)
• 386 Components
• 54 Jewels
• Côtes de Genève, perlage

Features

• Perpetual calendar with displays for the date, day, month, year in four digits and perpetual moon phase for the northern and southern hemisphere
• 7 days power reserve
• Power reserve display
• Glass secured against displacement by drop in air pressure
• Sapphire glass, convex, antireflective coating on both sides
• Rotor with 18-carat gold medallion
• Small hacking seconds

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