The words Parker 28 and shooter rarely go together. You get the double whammy of Parker name and 28 gauge both driving up the price. In guns names are like locations in real estate. Often driving up the price past reason just because they can.

A few phrases or names which just increase value automatically it seems. Pre 64 Winchester, Browning, Parker or pre war guns meaning pre WWII in the US and pre WWI in GB.