This exceptional estate home in Mariner Sands was custom-designed by Arthur Rutenberg. Boasting 4 bedrooms/5 bathrooms plus an office, this residence is nestled on a meticulously manicured 1.18-acre lot. Noteworthy features include solid concrete block construction, newly installed impact glass windows and doors (2019), 3-car garage plus a golf cart garage with hurricane-rated doors (2019), new roof (2019), and cutting-edge solar panels (2019) contributing to a fully covered monthly electric bill.  The residence is equipped with a whole-house Generac generator featuring automatic transfer and a 500-gallon tank, along with state-of-the-art Smart Home features. Step into elegance through the foyer and living room with a captivating view of the heated pool and lanai. Discover the convenience of a dedicated office and a second office in the primary bedroom, which can also serve as a charming sitting room. The primary bedroom further boasts two walk-in closets, while the expansive bathroom offers double sinks, a soaking tub, and a walk-in shower.  Mariner Sands provides a resort-like lifestyle with two 18-hole championship golf courses, Har-Tru tennis courts, pickleball, main pool with separate lap pool, restaurant, state-of-the-art fitness center, croquet, 24-hour manned security.  Located close to pristine beaches and charming downtown Stuart. Social membership is mandatory with an optional golf membership. A stunning new clubhouse is currently under construction!