Gorgeous Luxury New Construction Penthouse on Riverside Beacon in the Back Bay! This three bedroom, three and a half bathroom penthouse duplex boasts over 3,400 square feet of luxury living including direct elevator access, unsurpassed River views, two garage parking spaces and a gorgeous private roof deck. The fabulous living/dining room has an oversized custom skylight & fireplace. A huge family room/ kitchen with another skylight, 14 ft marble island, rolling panel niche for concealing television and fireplace. Kitchen features Sub-Zero, Miele, and Gaggenau appliances, walnut cabinetry and pantry. Elegant wood paneled Study with 6x6 ft skylight, a Bar with two full size Thermador wine coolers, fridge, sink & ice-maker. Master bedroom suite features fireplace and dressing room. Luxurious marble bathrooms, wide 3" white oak flooring and recessed incandescent down-lighting throughout. All skylights wired for shades. Roof deck is 16x25 ft with City & River views, outfitted with 30" gas grille, fridge and sink. Meticulous renovation perfect for the most sophisticated buyer!