Imperfect On Purpose

Philippe Starck has created a set of glasses for venerable crystal maker Baccarat.  Other than the cool look of them (a classic goblet design done in opaque black) what set the glasses apart is that they’re sold in sets of six, and five of each set have "imperceptible imperfections".  The line is hence called Un Parfait ("one perfect")

New York Times article

How odd to market a product by promising "flaws" the consumer can’t see . .