Penthouse 18 at Regalia in Sunny Isles Beach has re-listed for $9.9 million, down from the $12.9 million it was asking last year. The unit is finished with luxurious, high-end furnishing designed by Charles Allem. The full-floor, 7,600 SF residence features over 5,515 SF of interior space with 4 bedrooms, 5 full bathrooms and one half-bath along with maids quarters. The unit also has over 2,100 SF of outdoor space via the wraparound terrace with amazing, 360 views of the Atlantic Ocean, Biscayne Bay, Intracoastal, etc. Over $1.5 million has been spent on interior finishes. Regalia has 39, full-floor residences. Penthouse 18 is currently listed for $9.9 million with Chad Carroll of the Chad Carroll Group and Douglas Elliman Real Estate.