Yes, the IW329013 gets faked, and the copies range from obvious to annoyingly good. The checks that work are all external: dial printing, the date wheel, crown action, caseback engraving, and how the crystal behaves in light. IWC pilot watches mostly use solid casebacks, so the movement will not help you. You judge the watch from the outside, then from the paperwork.
What this reference is
The IW329013 sits in IWC's pilot line, the family with Arabic numerals, a triangle at twelve, a date at three, "IWC" above "SCHAFFHAUSEN" at the top of the dial, and "SWISS MADE" at the bottom. That layout is exactly why it gets copied. Nothing on the dial requires deep engraving or hand work, and a counterfeiter with a decent pad printer can turn out a flat black dial that photographs well.
The tells that hold up
Dial printing
Genuine dial text is crisp and evenly weighted. Under a loupe, the numerals keep clean edges and the white paint sits flat. On fakes the numerals run thick, the paint edge looks fuzzy, and the gap between "IWC" and "SCHAFFHAUSEN" drifts wider or narrower than it should. Compare against a photo of a documented genuine example at the same angle and magnification, not a stock image.
Date wheel
The date font should match the rest of the dial. Fakes tend to drop in a generic date disc, so the numbers look thin or wide, the print sits low in the window, and the alignment is off. Cycle through several dates if you can. Day one looks fine and the twenties look wrong.
Case, crown, and finishing
Brushed surfaces should be fine and directional, with sharp transitions where they meet polished bevels. Fakes either blur those edges or over-polish them until the case looks soft. The crown should be signed and should thread smoothly through to a firm stop. A crown that wobbles, grinds, or needs force is a problem.
Caseback and serial
Engraving on a genuine caseback is sharp and shallow, with clean edges. Laser work on fakes often looks sandy or cuts too deep. Reference and serial numbers should be plausible for the production years and should match whatever card or certificate comes with the watch. The same serial showing up on more than one listing is a hard stop.
Crystal and lume
Sapphire with anti-reflective coating nearly disappears, even under a phone flash. Fakes often show a strong blue or purple cast, or a bright flare across the middle. Lume should charge evenly, glow one consistent color, and hold for a while. Weak, blotchy, or wrong-color lume is common on copies.
Strap or bracelet
If it came on a bracelet, check how the end links meet the case. Gaps, rattle, and a clasp with shallow engraving are all worth noting. On leather, look at the stitching and the buckle signature.
Photos, price, and paperwork
Stock photos, watermarked images, and a seller who will not show the caseback under good light are reasons to walk. Price is the other lever. If the ask is a fraction of what the reference trades for, assume something is wrong before you assume you got lucky. Box, papers, and a warranty card with a serial that matches the watch matter more on this reference than on a busy chronograph, because the dial gives you so little to work with.
Quick checklist
- Print on the dial crisp, with consistent spacing between the two lines of text.
- Date font matches the dial, sits centered in the window.
- Crown signed, threads smoothly, screws down flush.
- Caseback engraving sharp, serial consistent with the paperwork.
- Crystal shows little reflection and no strong color cast.
- Lume one color, even, and slow to fade.
- Seller shows real photos of the actual watch, including the back.
- Price in line with the market for the condition and year.
Bottom line
A watch can pass every visual check and still be a copy, and a genuine one can fail a check because of a service crystal or a replaced crown. Use the tells as a way to sort listings, not as a verdict. If you are spending real money, buy from someone with a paper trail, or budget for an authenticity check before the funds move.