Jewelers again failed the moissanite test—even as consumers passed it—in a recent investigation conducted by the ABC television newsmagazine 20/20. Five jewelers in the Washington, D.C., area misidentified a 1-ct. moissanite worth $600 as a diamond worth thousands, according to the episode. That's an improvement over past TV news exposés, where nine out of 10 jewelers were fooled by the diamond look-alike. When the newsmagazine went to Manhattan's Great Bridal Expo, three out of three women correctly picked the diamond out of a group that included a cubic zirconia and a moissanite. The show compared moissanite to designer "knock-offs" like fake Gucci handbags. "If imitations are in, and fakes are fashionable, a lot of guys may be asking themselves, why buy a woman real diamonds when there are substitute stones that can fool even jewelers?" said reporter Arnold Diaz. However,