CARRIAGE TRADE: Tiffany Moves

At Manhattan's 5th Avenue and 57th Street one morning last week two heavy glass doors revolved, admitted the first of 14,000 opening-day gawkers to Tiffany & Co.'s new store. Before them in fluorescent-lighted showcases lay the toniest U. S. jeweler's dazzling stock: diamond solitaires up to 20½ carats (price: $100,000), pearls (up to $243,000 a string), emeralds, sapphires. The radiance of thousands of stones seemed to spread out and warm the visitors, an effect increased by spotlights hidden in the high soundproofed ceiling. Said Mrs. John F. Bigelow, a Tiffany customer for 40 years: "An inspiring structure with a...