Magnificent custom designed new construction penthouse duplex that will genuinely impress even the most discerning buyer. No detail was spared in this sprawling 4 bedroom, 3.5 bath one of a kind unit featuring a spacious floor plan with white oak flooring, soaring ceilings, palatial windows, and sophisticated design choices that truly elevate the space. The open floor plan houses a modern kitchen with custom walnut cabinetry, Thermador appliances, pure white quartz countertops with neolith backsplash, and a fireplaced living room with direct deck access. The primary suite with walk-in closet, full bath with double vanity and soaking tub, and additional bedroom & guest bathroom complete the main level. Upstairs welcomes you with yet another sun-filled living space, adjacent half bath, bedroom, and a second primary suite. With two deeded parking spaces and fully finished private storage space, this meticulously curated unit is an absolute must see in one of South Boston's best locations!