IWC Big Pilot Perpetual Calendar 18K Rose Gold Black Dial 44mm, Ref. IW502103
Offered for sale is an exceptional IWC Big Pilot Perpetual Calendar, reference IW502103, crafted in solid 18K rose gold. This iconic timepiece combines the legendary Big Pilot design with one of the most respected perpetual calendar complications in modern watchmaking.
The black dial features a highly legible perpetual calendar layout including date, day, month, four digit year display, and moonphase, all mechanically synchronized. The watch is powered by an advanced automatic in house movement with an extended power reserve, making it both technically impressive and practical to wear.
Specifications
Brand, IWC Schaffhausen
Model, Big Pilot Perpetual Calendar
Reference, IW502103
Case material, 18K rose gold
Case size, 44mm
Dial, black
Movement, automatic perpetual calendar
Functions, hours, minutes, perpetual calendar, date, day, month, four digit year display, moonphase
Power reserve, approximately 7 days
Crystal, sapphire crystal with anti reflective coating
Strap, black leather strap
Water resistance, 60 meters
Condition and service
Normal wear consistent with careful ownership
No visible imperfections, please review pictures for details
Recently fully serviced by IWC, service completed December 2025, cost $1,800
Watch is running properly and ready to wear
Watch and box only
Please review all photos carefully and ask any questions before buying. I am happy to provide additional details or images upon request.
The IWC Big Pilot Perpetual Calendar is widely regarded as one of the most intuitive perpetual calendar watches ever produced, with all calendar functions advancing automatically and adjusted via the crown. A true high complication statement piece with strong brand heritage.
If properly maintained it could for 500 years without calendar adjustment. That insane engineering
Authenticity guaranteed. Watch will be professionally packed and shipped fully insured.
