First time on the market in over 50 years, this gorgeous Mediterranean duplex features a desirable floor plan with over 4,000 sq ft of living area, classic architectural details, spacious garage, south facing garden. The upper unit (1723 owner's unit) has a grand living room with vaulted beam ceilings, arched windows, intricate plaster work. Separate formal dining room, breakfast room off kitchen. Three bedrooms, two baths plus sunroom. The lower unit (1721) has been nicely updated with rich hardwood floors, stately living room, separate dining room, breakfast room off kitchen, two bedrooms plus sunroom and two baths. This unit is now unoccupied and is staged. 3 car open garage with several bonus/storage rooms. Incredible opportunity for owner/users or investment. Desirable location, close to Crissy Field, Chestnut Street shops, multiple bus lines.