Short answer first: a replica IW329146 can look the part on a wrist, but the movement is where nearly every version falls down. The genuine watch is a Portugieser Automatic 42 with an in-house 52010 calibre, Pellaton winding and a 168 hour power reserve. No replica at any price copies that. What a decent replica does copy is the case shape, the dial layout and the overall presence. So the useful question is not "is it perfect" but "which parts matter to me."

The reference in plain terms

The IW329146 belongs to the Portugieser Automatic 42 family. You get a stainless steel case of roughly 42 mm, a clean dial with applied numerals, small seconds at 9 o'clock and a power reserve display at 3 o'clock. That last detail is the one buyers obsess over, and with good reason.

Case and proportions

Case diameter is the easy part. Thickness is not. The real watch sits around 13 mm, and many replicas run 13.5 to 15 mm because the movement inside is thicker than the 52010. Check seller measurements, not the marketing line. A watch that is 2 mm too thick wears noticeably taller under a shirt cuff, and the caseback profile looks flatter than it should.

Also look at lug shape. The Portugieser lugs are slim and curve down, and a chunky set of lugs is the fastest tell from two metres away. Most versions take a 22 mm strap, so confirm that number before you order anything custom.

Dial, hands and printing

  • Numerals should be applied, not flat printed, and they should catch light along their edges.
  • Small seconds and power reserve subdials need to sit at the correct positions. A subdial that drifts a millimetre reads wrong even if you cannot say why.
  • Text should be crisp. Blurry or thick lettering under a loupe is common on budget tiers.
  • The crystal should be domed sapphire with coating on both sides. Single side coating gives a milky look at angles.

The movement question

Here is the honest part. The genuine 7 day reserve is the whole point of this reference, and replica movements run 38 to 42 hours in most cases. Some sellers advertise a long reserve clone. Ask for a photo of the reserve hand after a full wind and after 24 hours. If the hand does not move, the indicator is decorative. That is fine if you accept it, and annoying if you paid a premium for it.

What I check in seller photos

  1. Caseback engraving depth and font.
  2. Dial photos in daylight, not studio light only.
  3. A wrist shot for scale on a normal sized wrist.
  4. Movement photos with the caseback off, if the seller offers them.
  5. Strap stitching and clasp engraving.

Price bands and expectations

Entry tiers get the silhouette right and the finishing wrong. Mid tiers fix the dial and the crystal. Top tiers get close on feel but still cannot deliver the movement. Pay for what you can see, and treat any claim about a true 168 hour reserve as a claim, not a fact.