The fifth store of De Beers Diamond Jewelers has opened over 2,082-sq-ft at the Tysons Galleria in the Washington, D.C. area of the U.S. The company is the retail are of De Beers. The other stores feature at New York, Beverly Hills, Las Vegas and Houston.%%The store which opened on November 23 will be offering bridal and signature collections, along with designer collections by De Beers’ creative director Raphaele Canot.