A fake IW545122 is a counterfeit of the IWC Portuguese Hand-Wound 8 Days, a roughly 43 mm hand-wound watch with small seconds at 6 o'clock and the in-house Calibre 98295. The fastest tell is the caseback: a real IW545122 shows a hand-wound movement with Geneva stripes, blued screws and the "Probus Scafusia" engraving, while most replicas hide a decorated automatic or a rough generic calibre behind a display back. If the movement winds automatically, or you hear a rotor swing when you tilt the watch, it is not an IW545122.
What is the genuine IW545122?
The IW545122 belongs to the IWC Portuguese Hand-Wound line, a family defined by a large round case, a clean railway-track dial and leaf-shaped hands. The reference uses a hand-wound movement with small seconds at 6 o'clock and an eight-day power reserve, a specification that shapes both the dial layout and the case thickness. IWC engraves its "Probus Scafusia" seal on the movement, a mark the brand treats as a guarantee of finishing and quality control.
How do you spot a fake IW545122?
Authenticity checks for this reference fall into four areas: the movement, the dial printing, the case and crystal, and the strap hardware. Replica makers usually nail the silhouette and fail on the details you can verify with a loupe or a stopwatch.
The movement and power reserve
A genuine IW545122 runs for about eight days on a full wind, so a replica that stops after 36 to 48 hours is a fake. Movement finishing on the real watch shows even Geneva stripes, polished bevels and blued screws rather than printed or lasered decoration over a plain plate. Engraved text on a genuine calibre is crisp and deep, while replica engravings look shallow, uneven or filled with paint.
The dial and hands
Genuine dial printing is flat, sharp and correctly spaced, with the arched IWC logo and "SCHAFFHAUSEN" aligned to the small-seconds subdial. On fakes the logo often sits slightly off-center, subdial rings are printed too thick, and the leaf hands have blunt tips or uneven lume fill. Look at the subdial hands under magnification: genuine hands are polished on every flank, replicas commonly show a matte or burred edge.
The case, crystal and engraving
The sapphire crystal on a real IW545122 carries an anti-reflective coating that makes the dial nearly vanish at an angle, while cheap replicas show a hazy or purplish reflection. Caseback engraving on the genuine watch is laser-sharp with consistent depth across every character, and reference numbers are spaced exactly as IWC formats them. Replica casebacks often use a slightly wrong font, thicker strokes or a misplaced reference number.
The strap and buckle
Genuine IWC alligator straps taper cleanly and carry an even stitch line, with a signed pin buckle whose engraving matches the caseback font. Replica straps typically feel stiff, use embossed rather than genuine alligator texture, and pair with buckles that flex or show casting seams. Weigh the watch as well: a genuine IW545122 has a substantial, balanced feel that lightweight replicas rarely reproduce.
What do fake IW545122 listings usually get wrong?
Most problematic listings fail on the same handful of points, and each one is easy to check before money changes hands.
- Power reserve quoted vaguely, or a movement described as automatic on a hand-wound reference.
- Caseback photos that are blurry, angled or borrowed from another listing.
- No image of the movement despite a display back.
- Dial photos where the IWC logo, subdial or date-free layout does not match the reference.
- A price far below the market range for a hand-wound Portuguese in that condition.
What is a real IW545122 worth compared with a replica?
Genuine IWC Portuguese Hand-Wound examples trade in the thousands of US dollars on the secondary market, with value driven by box, papers, service history and case condition. Replicas sell for a small fraction of that, which is itself the clearest signal: an eight-day in-house calibre cannot be produced at replica pricing. Buyers who see a "steal" on this reference should assume the movement is the compromise.
Quick authenticity checklist for the IW545122
- Wind it fully and time the run: eight days means genuine, two days means fake.
- Inspect the movement through the caseback for Geneva stripes, blued screws and "Probus Scafusia".
- Check dial printing alignment, subdial thickness and hand finishing under a loupe.
- Compare crystal reflection, caseback font depth and reference number spacing.
- Verify the strap, buckle engraving, box and papers against IWC documentation.