Released in 2021, the IWC Big Pilot's Watch Perpetual Calendar Tourbillon ref. IW504803 is limited to 50 units. It houses the self-winding caliber 51950 inside a 46.20mm 'Armor' red gold case.
Movement Type
Automatic
Caliber
51950Jewels
44
Reserve
168
Frequency
19800
Hands
Small Seconds
Shape
Round
Lug Distance
22.00 mm
Material
Red Gold
Glass
Sapphire
Diameter
46.20 mm
Water Resistance
100.00 m
Dial Color
Blue
