...mushroom brown—autumn vegetables inspired the rich, earthy colors of the season. Shot with metallic threads, this top is softly luminous, while the pencil skirt ("Such a timeless, elegant shape," Paula says) is even-toned (Alberta Ferretti, $665 and $805); knee-length suede boots (Halston) finish off the shifting textures. A gem-studded metallic leather belt (Emilio Pucci) is part of the current trend toward bold, emphatic "statement" accessories. "It's jewelry for the waist," Paula says. "A great belt can make an old black dress feel brand-new."