IWC Big Pilot’s Watch Perpetual Calendar Tourbillon Edition Le Petit Prince Watch - 18K Armor Gold® Case - Blue Dial - Brown Calfskin Strap Limited Edition of 50 - IW504803 IW503502 and tourbillon cage at 5

and tourbillon cage at 5 o'clock

black coated nylon fabric strap

blue blue alligator leather strap

polished stainless steel bezel set with 36 amethysts with 6 h-shaped titanium screws

beaded crown set with one brilliant-cut diamond of 0

IWC Big Pilot’s Watch Perpetual Calendar Tourbillon Edition Le Petit Prince Watch - 18K Armor Gold® Case - Blue Dial - Brown Calfskin Strap Limited Edition of 50 - IW504803 IW503502 and tourbillon cage at 546. 2 mm 18K armor gold case, 16. 0 mm thick, see through sapphire glass back, screw in crown, convex sapphire glass crystal with antireflective coating on both sides, blue dial, calibre 51950 automatic movement with date, day, month, perpetual calendar, year indicator, hours, minutes, small seconds, moonphase, tourbillon escapement, approximately 168 hours of power reserve, brown calfskin strap. Water resistant to 10 bar.