Welcome to 21 Osborne Lane, a prime investment opportunity blending superb location, top-tier construction, and modern amenities. This extensively renovated 3+ bedroom, 4 bath cedar shingled home is flooded with natural light. The main level boasts a spacious great room with an east-facing kitchen, expansive island, and a combined living/dining area with a gas fireplace. Large glass doors open to a patio under a wisteria-covered arbor, featuring a custom gunite heated pool with spa jets framed by a bespoke rock wall and outdoor shower. The first floor includes 2 guest bedrooms and 2 baths (1 ensuite), plus a practical mudroom/laundry area. Upstairs, the primary bedroom suite is highlighted by a Victoria & Albert stand-alone tub, glass shower, dual sink vanity, and French doors opening to a private deck overlooking the yard. Additional features upstairs include a TV lounge, office/study, and another full bath. With over 2500 sq.ft of living space, a covered front porch, landscaped yard, detached one-car garage, and full basement, this Hamptons gem meets every need in a highly desirable location.