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IWC

IWC Pilot's Watch Mark XVIII IW327009

The IWC Pilot's Watch Mark XVIII (reference IW327009) is a 40 mm stainless steel watch with a black dial. It runs on the automatic caliber 35111 with a 42-hour power reserve and is water resistant to 60 m. It is no longer in production.

Specifications

Case

Reference
IW327009
Collection
Pilot's Watches
Case size
40 mm
Thickness
11 mm
Case material
Stainless steel
Case shape
Round
Water resistance
60 m
Bracelet / strap
Leather strap

Dial and bezel

Dial
Black

Movement

Movement
Automatic
Caliber
35111
Power reserve
42 hours
Frequency
28,800 vph
Jewels
25
Functions
Date

Production

Production
Discontinued

Dial versions

This reference was made with these dials and finishes.

  • IW327009 Black

    Black

How it compares within the Pilot's Watches family

Side by side with other references in the same collection, from the catalog.

ReferenceSizeMaterialDialCaliberYears
IW327009 (This watch)40 mmStainless steelBlack35111—
IW32820140 mmStainless steelBlack321112022–
IW32820240 mmStainless steelBlack321112022–
IW32820340 mmStainless steelBlue321112022–
IW32820440 mmStainless steelBlue321112022–
IW32820540 mmStainless steelGreen321112022–
IW38810141 mmStainless steelBlue693852021–
IW38810341 mmStainless steelGreen693852021–
IW38811141 mmStainless steelBlack693852021–

About the Pilot's Watches family

IWC's Pilot's Watches go back to the Special Pilot's Watch of 1936 and the Mark 11 of 1948, a navigation watch made for the Royal Air Force. Their typical features are a black dial with large numerals, a triangle at 12 and a soft-iron inner case on many models.

The modern family includes the Mark series up to the Mark XX, the Pilot's Watch Chronograph, the Spitfire and Top Gun lines and many special editions, with calibers such as the 32110 and 69385. Cases come in steel, ceramic, bronze and titanium. Dealers identify the model, size and caliber from the reference and check the strap and papers.

Quick answers

What size is the IWC Pilot's Watch Mark XVIII IW327009?
The IWC Pilot's Watch Mark XVIII IW327009 has a 40 mm case, 11 mm thick.
What movement does the IWC Pilot's Watch Mark XVIII IW327009 use?
It uses the automatic caliber 35111, with a 42-hour power reserve.
How water resistant is the IWC Pilot's Watch Mark XVIII IW327009?
It is water resistant to 60 metres.
Is the IWC Pilot's Watch Mark XVIII IW327009 still in production?
Discontinued.
What is the IWC Pilot's Watch Mark XVIII IW327009 made of?
The case is stainless steel. Bracelet or strap: Leather strap.

Catalog facts checked October 2026.