WASHINGTON, D.C. - The U.S. Supreme Court on April 2 denied a petition filed by indirect purchasers of diamonds seeking review of a divided en banc Third Circuit U.S. Court of Appeals' ruling reinstating a $295 million settlement of a class action lawsuit that alleged that De Beers companies fixed prices in the wholesale market for gem-quality diamonds (David T. Murray, et al. v. Shawn Sullivan, et al., No. 11-1111, U.S. Sup.).