The Wristwatch Field Guide

IWC Big Pilot's Watch Perpetual Calendar Top Gun Ceratanium (IW503604)

The IWC Big Pilot's Watch Perpetual Calendar Top Gun Ceratanium (IW503604) is a current-production pilot watch with a titanium composite (ceratanium) ceramized titanium case, finished with ceramicized, matte black. It is priced well above the $1,750 median for the category. Nothing touching the skin is nickel-bearing steel, verified across the case, caseback and bracelet.

All IWC watchesExotic-material pilot watchesCeramized titaniumBlackDisplay back
Price
$54,760
Material
Ceramized titanium
Grade / type
Titanium composite (Ceratanium)
Water resistance
60 m
Type
Pilot
Case diameter
46.2 mm
Thickness
15.4 mm
Origin
Switzerland
Movement
Automatic perpetual calendar (Pellaton winding)
Caliber
IWC 52615
Power reserve
168 h
Complications
Perpetual calendar, Power reserve
Colour
Black
Surface treatment
Ceramicized, matte black
Caseback
Sapphire
Nickel-free
Yes
Bracelet / strap
Ceratanium bracelet
Crystal
Sapphire, AR coated
Display back
Yes
Dial
Matte black
Dial colours
Black
Lume
Super-LumiNova
Availability
Offered
Status
Limited (150 per year)
Not published
Reference, Lug-to-lug, Weight, Hardness, Construction, Matching bracelet
High confidence Verified Aug 2026 Source: Monochrome Maker ↗
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Frequently asked questions

Is the IWC Big Pilot's Watch Perpetual Calendar Top Gun Ceratanium (IW503604) nickel-free?

Yes. Nothing nickel-bearing touches the skin: a titanium composite (ceratanium) ceramized titanium case with a sapphire caseback, plus a non-steel crown and bracelet and clasp. The Wristwatch Field Guide marks it nickel-free for whole-watch skin contact. If your allergy is severe, confirm the contact points with the maker.

What is the case material of the IWC Big Pilot's Watch Perpetual Calendar Top Gun Ceratanium (IW503604)?

The IWC Big Pilot's Watch Perpetual Calendar Top Gun Ceratanium (IW503604) has a titanium composite (ceratanium) ceramized titanium case with a sapphire caseback. This is confirmed against the maker spec.

What size is the IWC Big Pilot's Watch Perpetual Calendar Top Gun Ceratanium (IW503604)?

It is 46.2 mm in diameter, 15.4 mm thick, and water resistant to 60 m.

How much does the IWC Big Pilot's Watch Perpetual Calendar Top Gun Ceratanium (IW503604) cost, and is it available?

It is current-production and lists from $54,760.

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