Replica Portofino 39: The Short Answer

The IWC Portofino Automatic 39 is a dress watch with a 39 mm case. A replica copies the case profile, the dial layout, and the rotor engraving. It does not copy the IWC movement. Inside sits an Asian or Swiss third-party calibre, hidden behind a decorated rotor.

Three build levels sell today: entry, mid, and "super clone." Price and movement differ. Case size and dial print differ less.

Specs to Check on Any Listing

  • Case diameter: 39 mm. Measure across the bezel, not across the crown.
  • Lug width: 20 mm on most Portofino references.
  • Thickness: 9 mm to 10 mm on the genuine watch. Many replicas run 0.5 mm thicker because of the movement holder.
  • Crystal: sapphire with anti-reflective coating on both faces. Many replicas use single-side coating or mineral glass.
  • Water resistance: IWC rates Portofino Automatic references at 3 to 5 bar. Replica gaskets are not pressure tested at the factory.
  • Dial: applied baton indices, leaf hands, printed minute track.

Movement Tiers

  • Entry, $80 to $180: quartz or a low-grade automatic. The seconds hand may tick or stutter.
  • Mid, $180 to $380: Miyota 9015 or an Asian 2824 clone. 28,800 vph. 42 hours of power reserve.
  • High, $400 to $750: ETA 2892-A2 or a close copy. 21 jewels. 3.60 mm thick, which suits a thin dress case.

Ask for the movement name. "Swiss movement" alone tells you nothing about the part inside.

Case and Dial Details That Show Quality

On the genuine watch, applied indices sit level with the dial. Leaf hands reach the minute track. A date window, when present, lines up with the 3 o'clock marker.

Case finishing mixes polished and brushed surfaces. Sharp transitions between the two are a common flaw on low-grade replicas. Caseback engraving depth and font are a second tell.

Price Range

Genuine Portofino Automatic references list near $5,000 to $6,300 USD. Replicas sell for $80 to $750. The gap covers a movement swap, a strap swap, and a case polish.

What Replicas Do Not Match

  • Movement: IWC calibre 32111 with a 120-hour power reserve on recent references. Older references used calibre 35111 with 42 hours. No replica uses an IWC movement.
  • Rotor engraving: laser-etched on replicas, stamped and finished on the genuine part.
  • Strap: genuine alligator or calf leather. Replicas use embossed leather or a synthetic backing.
  • Service: IWC will not service a replica. Independent watchmakers can replace a Miyota or an ETA movement.

Buying Checklist

  1. Ask for the movement name and calibre number.
  2. Ask for the measured case diameter and thickness.
  3. Ask for dial photos at 12, 3, 6, and 9 o'clock. Check index alignment.
  4. Ask about crystal coating on both faces.
  5. Skip any listing that promises water resistance past 3 bar.
  6. Read the return terms before payment.

Reference numbers vary by year and market. Verify the exact reference on the IWC site before you compare a genuine watch to a replica.