Magnificent new construction, 5Br, 4.5 bath, 5000+ sqft center hall Colonial, latest in smart home technology, on level, over quarter acre in Central Cos Cob. Stone terracing, two family rooms, eat-in gourmet kitchen/butler's pantry and closet. Luxury Master Bedroom with his/her WICs, heated marble bath floor; additional 3BRs, 2 baths on second floor, with play/work study area near back stairs, separate laundry room and very large walk up attic. LL has an enormous family/play room, 5th bedroom/full bath with WIC, 2 extra storage rooms, and enclosed space for 210 sqft Wine Cellar. Property located two blocks from elementary school and all conveniences. Outstanding home in every respect. Many surrounding homes being sold/redone/rebuilt.