Short answer
The label replica IW3270 v1 points to a counterfeit copy of the IWC Pilot's Watch Mark XVIII. The IW3270 prefix covers the Mark XVIII line. The v1 tag comes from the seller or the workshop, not from IWC. It marks the first release of that copy. Later releases get v2, v3 and so on.
No public registry of replica versions exists. Two sellers can list the same watch as v1 with different movements inside.
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What the IW3270 reference covers
IWC lists Mark XVIII references under IW3270xx. Numbers to hold on to:
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- Case: steel, 40 mm across, 11 mm thick
- Lug width: 20 mm
- Crystal: sapphire
- Movement: caliber 35111, 28,800 vibrations per hour
- Power reserve: 42 hours
- Water resistance: 6 bar
- Soft-iron inner case for magnetic shielding
A replica copies the outer case and dial. The inner cage, the factory water test and the movement finish do not carry over.
What v1 tells you, and what it does not
The v1 label is a seller term. A workshop ships a first batch, buyers post photos, and the next batch changes details. Common changes between v1 and v2: date wheel font, dial print weight, crown shape, caseback engraving depth, and the movement fitted.
A v1 label carries no quality promise. Ask for the movement name in writing before you pay.
Checks before payment
- Ask for caliper photos of the case: 40 mm wide, 11 mm thick, 20 mm between lugs.
- Ask for a close photo of the dial print and the date window at 3 o'clock.
- Ask for a timegrapher reading: 28,800 vph, rate in seconds per day, amplitude.
- Ask which movement is fitted. Miyota 9015 and Asian copies of the 2892 both appear in these builds.
- Ask for a photo of the caseback engraving and the serial format.
- Ask for crown thread photos. Poor thread engagement is a common fault.
What the copy does not have
- No soft-iron inner cage in most builds, so magnetic protection is missing.
- No factory water test. The 6 bar rating on the real watch does not transfer to the copy.
- No IWC service, no warranty, no parts support.
- No resale path. Dealers and auction houses reject counterfeit goods.
Price context
Seller pages list replica Mark XVIII watches from about $300 to $600. Listings change, so confirm the figure with the seller. A low price for a v1 often means a lower-grade movement or a plated case. IWC publishes the retail price of the genuine watch on its own site.
Legal status in the US
Trafficking in counterfeit goods is a federal crime under 18 U.S.C. section 2320. US Customs and Border Protection seizes counterfeit watches at ports of entry. A buyer who imports one risks seizure and a penalty. The trademark holder can also file a civil claim against the seller.