Welcome to this stunning two-story home nestled in the Diamond Ridge prime residential community of Diamond Bar, located in the award-winning Walnut Valley Unified School District. This estate offers 4 Bedrooms plus an office (the office currently use a 5th bedroom) and 3.5 bathrooms — including a brand-new en-suite bathroom — with new interior paint throughout. Enter the grand foyer through double doors to step into an elegant living room with soaring ceilings and a cozy fireplace. Solid wood flooring sets the stage for the adjacent private formal dining room. The spacious family room features a second fireplace with built-in bookshelf, opening into a gourmet kitchen with a center island and beautiful granite countertops, complete with a breakfast nook. The ground floor is well set up for guests or multi-generation living with one bedroom and 1.5 bathrooms. Upstairs, the primary bedroom features a walk-in closet and solid wood floors, along with a brand-new en-suite bathroom with dual vanities. Three additional bedrooms featuring brand-new floors and a shared bathroom complete the second floor. A comfortable layout is maintained throughout this estate. Additional features include: Tile roof, leased solar panel system, two central air conditioning and heating units. Gorgeous private backyard with a water pond beneath a hillside with no back neighbors. Close to schools, shopping, supermarkets, dining, and the 57 freeway.