An extraordinary expression of urban luxury, this penthouse redefines city living. Featuring approx. 2,515sf with three sunny exposures, this residence offers 4 beds, 4 baths, & direct elevator access to both the home & a private head house w/ a custom bar & private roof deck. Partnering with award-winning Planetta Design Group & TSP Smart Spaces, the bespoke three-tone kitchen boasts high-end appliances, Carrara-veined stone, & walk-in pantry while the open-concept living centers on a two-sided fireplace, formal dining for twelve, & a custom wet bar. The corner primary suite evokes luxurious comfort & features a walk-in closet, southwest exposure w/ terrace access through bi-folding glass doors & Back Bay skyline views, while the four-piece bath includes a European-style shower, soaking tub, heated floors & custom lighting. 2 direct-access garage parking spaces in an amenity building. Craftsmanship. Architectural precision. Timeless sophistication.