Set on close to 20 acres, the Mediterranean-style mansion has 30,000 square feet of space in three stories including an elevator, eight fireplaces, seven bedrooms and 18 bathrooms. The staff quarters have three more bedrooms. The garage can park 17 cars.
The grounds feature a mosaic-tiled swimming pool, a pool house, an outdoor kitchen with a pizza oven, a tennis court and pavilion, orchards and fountains.
Marciano co-created the Guess brand of jeans with his brothers in the early 1980s. Its extended line of apparel is sold in 40 countries.
Kurt Rappaport of Westside Estate Agency, Beverly Hills, and Joyce Rey of Coldwell Banker, Beverly Hills South, are the listing agents.