An absolutely breathtaking residence in Chicago's most private and exclusive Gold Coast boutique building spans over 5,200 square feet and is a meticulously designed space. A rare offering, this home embodies timeless sophistication and European grandeur with its French-inspired architecture, classic detailing, and impressive finishes. Every inch of this magnificent property is crafted with uncompromising attention to detail. From the moment you step into the stately marble foyer, you are enveloped in a world of elegance. Dramatic ceiling details, intricate millwork, curated lighting, and artful tilework elevate each room to a gallery of fine design. Incredible natural light throughout in its grand windows, its formal living room is anchored by a striking gas fireplace, offering an inviting space for gracious entertaining or quiet repose. The generously proportioned formal dining room flows seamlessly from the living room, perfect for hosting intimate dinners or lavish gatherings. A culinary showpiece, the oversized eat-in DeGuilio kitchen features custom wood cabinetry, 11 foot stone island, top-of-the-line appliances, rich Birger Juell hardwood floors, a walk-in pantry, and an adjoining butler's pantry complete with wet bar-ideal for effortless entertaining. The richly paneled library great room, with private terrace and panoramic views of Lake Michigan, offers a warm and luxurious retreat. The opulent primary suite boasts a sun-drenched corner bedroom with lush treetop views, a private veranda overlooking the park, a sitting room with wet bar, and a spectacular custom dressing room walk-in closet featuring a center island. The spa-inspired bath is a haven of relaxation, complete with dual vanities, an oversized shower, a Whirlpool tub, and a private water closet. 2 additional en-suite bedrooms offer ultimate comfort and privacy, while a 4th bedroom is currently used as a cozy den. Additional elevated spaces include 2 perfectly appointed powder rooms, and a fully equipped laundry/mudroom. This unit has immense storage space and all mechanicals and smart home system have been recently updated. This extraordinary home includes 2 heated deeded garage parking spaces and additional private storage closet. Situated within an impeccably maintained, service-rich building featuring 24-hour door staff, an onsite manager and engineer, and a beautiful common rooftop terrace with sweeping city and lake views, it is ideally located in the heart of the Gold Coast, just steps from Oak Street Beach, Michigan Avenue, world-class dining, parks, and cultural landmarks. This is a once-in-a-lifetime opportunity to own a truly magnificent residence that exemplifies the very best of Chicago luxury living.