Martins's theory on decorating a petite powder room? Bring on the pattern! For Elisa's small powder room, he chose a hand-painted, fish-themed silk wallpaper from de Gournay aptly named "Fishes" (degournay.com).
Stone design for walls, floor, counter (custom): Cristiane Pachmman, Antonio Martins Interior Design, 415/377-6136.
Window (custom): The Window and Door Shop, 415/282-6192, windowanddoorshop.com.
Built-in cabinetry: Luis Norori Antique Restoration, 415/715-0109.
Hardware: P.E. Guerin, 212/243-5270, peguerin.com.
Wallpaper ("Fishes"/Blue Pearl, hand-painted on silver leaf gilded silk): DeGournay, 212/564-9750, degournay.com.
Sconces ("Duchess" #9874): Boyd Lighting, 415/778-4300, boydlighting.com.
Mirror (custom): Luis Norori Antique Restoration, 415/715-0109.
Faucets ("Opus Lavatory Faucets"); recessed vanity ("Normandy"): Waterworks, 800/899-6757.
Roman shades ("Line Up"/Smoke Quartz #28678-16): Kravet, 888/457-2838, kravet.com.
Fabrication: Andrades Window Treatments, 510/233-8067.