With archways, curves, and prewar details you rarely see together, this home immediately stands apart. Residence 4A offers a rare mix of classic prewar design and smart functionality in a coveted Park Avenue cooperative. The entry gallery immediately sets the tone with graceful curved ceilings, arched openings, and built-in display shelving that create a memorable sense of character. From here, the home steps up into an elevated dining area that defines the space and overlooks the well-proportioned living room. The living room is inviting and spacious, framed by hardwood floors, custom millwork, and a decorative fireplace with a carved mantle and mirrored accents. Large windows draw in soft natural light and highlight the rooms scale and thoughtful built-ins. The kitchen is compact but well-planned, with a two-burner cooktop, integrated refrigerator, small dishwasher, generous cabinetry, and stone counters. It suits the space efficiently, and when you live at 929 Park Avenue, you are surrounded by exceptional dining options that make everyday cooking feel entirely optional. The king-size bedroom offers excellent wall space for art and furniture, a calm retreat, and strong storage. The recently renovated bathroom is beautifully finished in dramatic marble with polished brass fixtures, a custom vanity, and a walk-in shower. 929 Park Avenue is a full-service cooperative with a full-time doorman, laundry facilities, and an ideal location. Nearby transportation includes the 4/5/6 and Q trains. Moments from neighborhood favorites such as Paolas, Caf Sabarsky, Elis Market, Levain Bakery, Bluestone Lane, and an array of boutique shops, museums, and conveniences, this home places you close to everything that makes the Upper East Side so enjoyable. Apartment 4A is a standout for buyers seeking prewar charm, architectural detail, and a thoughtful layout in one of Manhattans most desirable neighborhoods.