The Titanium 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 $1,237 median for the category. The maker states no nickel-bearing steel at any skin-contact point, across the case, caseback and bracelet.

All IWC watchesWatch pilot watchesPower reservePerpetual calendarDisplay back
Price
≈$54,615 (€46,800)
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
Finish technology
Ceramized titanium
Caseback
Sapphire
Nickel-free
Maker states none
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 ↗
Facts are free to cite with a link.
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Frequently asked questions

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

On the maker's published specification, no nickel-bearing steel touches the skin: a titanium composite (ceratanium) ceramized titanium case with a sapphire caseback, plus a non-steel crown and bracelet and clasp. That is what the guide records rather than a test of the watch, so confirm the contact points with the maker before buying if you react to nickel.

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 $54,615.

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