The short answer

IW329028 is an IWC Pilot's Watch reference in the Mark XVIII family. The genuine watch has a 40 mm stainless steel case, a black dial with white luminous markers, and caliber 35111. Replicas of this reference sell from about $80 to $600. No replica matches the original case thickness, dial print, or movement finish.

Genuine specs to compare against

  • Case: stainless steel, 40 mm diameter, about 11 mm thick
  • Lug width: 20 mm
  • Crystal: domed sapphire, antireflective coating on both faces
  • Movement: caliber 35111, automatic, 25 jewels, 28,800 vph, 42 hours of power reserve
  • Water resistance: 60 m
  • Dial: black, printed white numerals, date at 3 o'clock
  • Case back: solid steel, laser engraved with reference and serial numbers

Replica tiers

Most replica IW329028 listings fall into three groups.

  1. Entry tier, $80 to $150. Steel case, mineral glass, quartz or low-grade automatic movement, flat dial print.
  2. Mid tier, $150 to $300. 316L steel, sapphire crystal, Miyota or Seiko automatic, better dial print, engraved rotor.
  3. Upper tier, $300 to $600. Closer case profile, clone or Swiss movement, engraved case back, solid end links.

These prices come from replica listings. They change. Treat them as a range, not a quote.

Points to check on any replica

  1. Measure the case. The genuine watch is 40 mm across, not counting the crown. Many replicas run 41 mm to 42 mm.
  2. Check thickness. Replicas with a date wheel and a rotor run 12 mm or more.
  3. Read the dial print. The genuine font is thin and even. Rep prints show thick strokes and uneven spacing.
  4. Check the date window. On the original it sits at 3 o'clock with a flat date wheel.
  5. Turn the crown. The original winds with light resistance and sets the date in position two.
  6. Compare case back marks. Reference and serial numbers are laser engraved, not stamped or printed.
  7. Weigh the watch. A steel case and bracelet weigh more than a plated brass case.

Water resistance and service

The genuine rating is 60 m. Most replicas use gaskets of unknown quality. Do not swim with a replica. Replica movements have no service network. Many watchmakers refuse to work on counterfeit watches, and parts for clone movements are hard to source.

Legal notes

Counterfeit watches infringe trademarks. Sale and import are illegal in the United States and the European Union. Customs officers seize shipments. A buyer risks losing the payment and gets no warranty. IWC does not authenticate or service counterfeit watches.

What the reference number does not tell you

IWC sold several dial, strap, and edition variants across the Mark XVIII range. Reference numbers on replica listings are often wrong. Confirm the dial color, strap option, and edition with IWC before comparing a replica against photos.