Short answer
IW328056 is an IWC Schaffhausen reference number. The IW prefix is IWC's own format, followed by six digits. Replica sellers reuse the number as a product label. The label tells you which genuine model a copy targets. It does not tell you the factory, the movement, or the quality grade. Those change from batch to batch.
How the number breaks down
IWC reference numbers group by case and movement family. The leading digits mark that family. The trailing digits mark the dial color, case metal, and strap. IWC does not publish a public decoder table. Check the current IWC catalog or an authorized dealer to confirm the dial and strap code for this reference before you compare a replica to a real watch.
What a replica for this reference copies
- Case: stainless steel, 41 mm diameter in most listings, 10 to 11 mm thick
- Crystal: sapphire, anti-reflective coating on one or both faces
- Dial: black or blue, white printed numerals, date window at 3 o'clock
- Crown: screw-down, signed with the IWC logo
- Strap: leather with a tang buckle, or a five-link steel bracelet
Movements seen in IW328056 listings
Three movement types appear. The Miyota 9015 is a Japanese automatic, 24 jewels, about 42 hours of power reserve. The Seagull ST21 copies the ETA 2824 layout, 25 jewels, about 38 hours. Decorated clone movements add rotor engraving and a stamped caliber number. The genuine watch uses an IWC manufacture caliber with a longer reserve. Confirm the caliber for the exact genuine version on the IWC site, because it changes across the Pilot's Watch line.
Checks that separate batches
- Date wheel: numeral font, stroke thickness, centering in the window
- Lume: color match to the dial print, glow left after 10 minutes
- Crown: thread feel, logo depth, seal at 100 m
- Bracelet: gap at the end links, screw or pin construction, clasp stamp
- Caseback: engraving depth, reference and serial font
- Crystal: anti-reflective tint. Blue on one face is normal. Purple or heavy blue on both faces is not.
Price points
Listings run from about $80 to $500. Under $120 buys quartz or a low-grade automatic. From $150 to $300 buys a Miyota or Seagull movement in a steel case. Above $350 buys a decorated movement, a sapphire crystal, and tighter case finishing. Price does not guarantee batch quality. Ask for photos of the actual watch, not stock images.
Legal status in the United States
Counterfeit watches are illegal to import and to sell in the US under 19 U.S.C. § 1526 and 15 U.S.C. § 1125. US Customs and Border Protection can seize a shipment. A personal-use purchase does not create an exemption from seizure. Reselling a counterfeit watch is trademark infringement.