Welcome to Residence 2/3A at 129 East 69th Streeta rare duplex that truly feels like home. Enter into a dramatic double-height foyer with soaring 15-foot ceilings, setting the tone for this exceptional prewar residence. Rich in character, the home features beautifully proportioned rooms, tall ceilings, a wood-burning fireplace, and an abundance of natural light streaming through oversized windows in the gracious living room. The layout flows seamlessly into a formal dining room with double exposures across three large windows, creating an ideal setting for both everyday living and elegant entertaining. The spacious windowed kitchen is thoughtfully designed with ample storage and includes an in-unit washer and vented dryer, butler's pantry and custom cabinets throughout. This level is completed by a half bathroom positioned just outside the versatile den that can easily serve as a fourth bedroom, home office, or library. Upstairs, three generously sized bedrooms offer comfort and privacy, each filled with bright, natural light. The primary suite is a standout, featuring sunny double exposures, three large windows, and its own en-suite bathroom. Combining classic prewar charm with a warm, inviting layout, this is a home of rare scale and character in a coveted Upper East Side location. Residents enjoy a multitude of amenities including; 24-hour door attendant, live-in resident manager, fitness room, laundry room, and private storage. The building allows 50% financing and there is a 3% flip tax. Pets are welcome!