*UNIQUE*Keystone Island Contemporary Masterpiece of Architecture and Design is perfectly situated in a gated community , 24 hrs security \ 5 min to high-end restaurants and Bal Harbour Shops \ 78 ft waterfront and deep water dock-age \30k pounds boat lift just 3 min to bay \6bed/5bath \ 8692 total sf \ pool,spa,waterfall and fountain \ 4 car garage \ 24' high ceilings \ 1st floor, 2nd floor and roof solid slab concrete \ natural gas \ Impact and solar advantages protection windows and doors \ natural walnuts Italian doors \ Italian Kitchen w/ top Wolf and Sub-Zero appliances \ Glass interior patio \ 1600 sf outdoor living space with summer kitchen.