Experience the pinnacle of Newport Beach living in this brand new, single story masterpiece spanning 4,677 square feet of refined design and modern luxury. Set on one of Dover Shores most desirable streets, this architectural gem blends sophisticated style with effortless indoor outdoor living. Step inside to soaring ceilings and a dramatic 33 foot motorized sliding glass wall that opens seamlessly to your private backyard retreat complete with a sparkling pool, BBQ island, firepit, and elevated deck for entertaining under the sun or stars. The heart of the home is the chef inspired kitchen, featuring Thermador appliances, Le Blanc quartzite countertops, and a walk in pantry, all framed by custom cabinetry and natural stone finishes found throughout the residence. The 1,000 sqft primary suite is a sanctuary, boasting a coffee bar, his and hers layout, makeup vanity, freestanding tub, and an oversized shower wrapped in breathtaking Michelangelo Dolomite quartzite slabs. Three additional ensuite bedrooms, a glass enclosed office, and a den provide versatility for family and guests alike. Upstairs, the expansive rooftop deck delivers panoramic, forever Back Bay views, complete with a firepit, BBQ, and bathroom, creating the ultimate space for sunset gatherings. Additional highlights include a 3 car garage and a fully integrated Savant home automation system, ensuring every modern convenience is at your fingertips. This is modern coastal living at its finest. 1918 Santiago is a home where every detail is intentional, every finish is natural, and every view is extraordinary.