Corneliani was founded in Mantua in the 1930s and spent much of its history as a manufacturer working to other people's labels. Only later did the name in the collar become the point.
That white-label period is the useful fact about the house. For years the same factory floor turned out jackets sold under names that command several times the price, which is why the brand is better understood as a maker than as a marque. The resale market prices the marque.
The mispricing here is not between Corneliani and its peers. It is between Corneliani and itself. The house has sold under several sub-labels over the years, ID, CC and the Leader jacket among them, and resale listings routinely treat them as one thing, because a seller photographing a jacket from a house clearance has no reason to know they are not.
The result is a flat price band across garments that were not built to the same brief. A listing that says only Corneliani, with no line named and no interior shot, is priced on the name alone. That is where the spread opens up, in both directions, so the work is identification rather than bargain-hunting.
Softer, lightly structured jackets carry a further discount because they photograph badly. Unlined and half-lined construction collapses on a hanger in a way that a fused, padded jacket does not, and a limp shoulder in a listing photo reads as damage to most buyers. Often it is just the garment doing what it was made to do.