This rarely available 3 bedroom, 2 1/2 bath parlor garden duplex is in one of Back Bay's best locations, and has been thoughtfully updated. This unique building has great width and depth. The enormous 24' x 20' living room has wonderful proportions with high ceilings, a bay window, a fireplace, and lots of original detail including bookcases and pocket doors. The adjoining 19' x 16' dining/family room opens to the sleek updated kitchen which has custom cabinetry, stainless appliances, and a peninsula which is perfect for casual dining and entertaining. The spacious master bedroom overlooks the garden with a newly renovated en-suite bath, and a large walk-in custom closet with laundry. The generously sized second bedroom is very comfortable and has ample closet space. The third bedroom has custom built-ins and can be used as a nursery, guest room, or office. There is a guest bath with a shower. The private brick garden is a perfect retreat, and has been virtually staged for the listing.