This jumbo, mint condition Junior-4 easily converts into a split 2-bedroom home! With style and elegance to spare, this sprawling Upper East Side residence is move-in ready! A gracious entrance foyer leads you into the home's oversize living room, which flaunts a wall of windows, pristine hardwood floors, baseboard moldings, and 9-foot ceilings, creating an airy, loft-like feel. The home's separate, windowed dining area is perfect for hosting elegant dinners and could be walled off into a 2nd bedroom. The kitchen boasts sleek marble countertops, plentiful cabinet space, and an attractively-tiled backsplash. The generously proportioned bedroom is blissfully quiet and easily accommodates a king-size bed and additional furnishings. The home is further enhanced by attractive custom window treatments, an updated bathroom, through-wall A/C disguised by attractive enclosures, and terrific closet space! 405 East 63rd Street is a well-regarded, pet-friendly, full-service cooperative where residents enjoy a full-time doorman, live-in super, bike room, storage room, laundry room, and a gorgeous, landscaped roof deck with panoramic city views. Guarantors, gifting, co-purchasing, pied-a-terre ownership, parents buying with/for children, subletting, and up to 75% financing are all permitted. No flip tax. This ideal and sought after Upper East Side location puts you close to midtown and all forms of transportation, including the new Q-train stop (2nd Avenue Subway) at 63rd Street and Lex, the 4/5/6/N/R trains at 60th and 3rd, and the crosstown buses on 57th and 66th Streets. The pedestrian bridge to the East River Promenade (fantastic for strolling, jogging, or biking with a water breeze) is just down the street; St. Catherine's Park is close by at 67th and 1st Ave; and every residential convenience is within a short distance including food markets, multiple gym franchises and other fitness facilities, a movie theater, and so much more!