New to the market! This stunning corner two-bedroom, two-and-a-half-bath residence offers soaring high ceilings and coveted south and east exposures. Expansive casement windows with custom built-in seating fill each room with extraordinary natural light, creating a bright and inviting atmosphere throughout. Designed by world-renowned architect and designer Piet Boon, the home features an open and thoughtful floorplan with a sophisticated palette of natural Chambolle stone and 8" wide brushed oak plank floors, accented by exquisite signature millwork. Every detail reflects exceptional craftsmanship-from built-in dining banquettes and custom closet doors to paneled interior doors with recessed casing, stainless steel Formani hardware, and electronically controlled solar shades. The Bulthaup-designed kitchen is a chef's dream, with sleek Alpine White cabinetry, a dramatic 3" Chambolle marble slab countertop and backsplash, Miele appliances, Dornbracht fixtures, and a Franke undermount stainless steel sink. The spacious primary suite includes a large walk-in closet and a five-fixture spa-like bathroom with radiant-heated Chambolle stone floors, a Kaldewei soaking tub with slab surround, and Piet Boon-designed bathware. The secondary bedroom features its own en-suite bath, appointed with custom wire-brushed millwork, Dornbracht fixtures, and elegant stone finishes. Residence 4C offers a rare balance of modern design and warm, natural elegance in one of Manhattan's most desirable addresses.