$2,399,000 - 1509 Sapphire, Diamond Bar

  • 5Beds
  • 5Baths
  • 4,425SQ. Feet
  • 0.25Acres

Diamond Bar Home For Sale

Nestled in one of Diamond Bar’s most beloved gated community – Diamond Crest, served by award-winning Walnut Valley Unified School District. this south-facing home offers 5 bedrooms, 5 bathrooms, plus a dedicated office and a serene Japanese-style tearoom / tatami room. Boasting 4,425 sqft of living space on an expansive lot over 10,000 sqft. This home combines functionality, elegance, and lifestyle. The grand entry showcases soaring nearly 20-foot ceilings and a stunning Swarovski chandelier, creating an impressive first impression. The thoughtfully designed floor plan includes a main-level ensuite bedroom, ideal for guests or multi-generational living. The gourmet kitchen features a waterfall-edge Taj Mahal quartzite countertop with flowing veining, built-in refrigerator, double ovens, and premium Bosch appliances, complemented by a fully equipped wok kitchen with high BTU Burner. Upgrades include high-end flooring throughout, Plantation shutters, and a water softener system. The spacious three-car garage provides ample parking and storage. Pravite backyard is designed for both relaxation and enjoyment, featuring a tranquil koi pond with patio, abundant fruit trees, and panoramic city & mountain views. Conveniently located within walking distance to top-rated middle and high schools, If you’re seeking elegance, energy, and auspicious design in your next home—Come live the lifestyle you deserve.

Sales Agent

Sam Smith
  • Sam Smith
  • San Clemente Realtor ®
  • Phone: 949-204-5110
  • Cell: 949-204-5110
  • Contact Agent Now

Amenities

  • AmenitiesMaintenance Grounds, Controlled Access
  • UtilitiesSewer Available, Water Available
  • Parking Spaces3
  • ParkingGarage, Door-Multi
  • # of Garages3
  • GaragesGarage, Door-Multi
  • ViewCity Lights, Mountain(s)
  • PoolNone
  • SecurityGated Community

School Information

  • DistrictWalnut Valley Unified
  • ElementaryWalnut
  • MiddleSouth Point
  • HighDiamond Bar

Essential Information

  • MLS® #TR26048156
  • Price$2,399,000
  • Bedrooms5
  • Bathrooms5.00
  • Full Baths5
  • Square Footage4,425
  • Acres0.25
  • Year Built1999
  • TypeResidential
  • Sub-TypeSingle Family Residence
  • StatusActive Under Contract
  • Listing AgentCrystal Huan Wang
  • Listing OfficeReMax 2000 Realty

Exterior

  • Exterior FeaturesKoi Pond
  • Lot DescriptionFlag Lot
  • WindowsDouble Pane Windows, Plantation Shutters
  • RoofTile

Additional Information

  • Date ListedMarch 24th, 2026
  • Days on Market22
  • Short SaleN
  • RE / Bank OwnedN

Community Information

  • Address1509 Sapphire
  • Area616 - Diamond Bar
  • CityDiamond Bar
  • CountyLos Angeles
  • Zip Code91765

Interior

  • InteriorLaminate, Tile, Stone
  • Interior FeaturesBalcony, Separate/Formal Dining Room, High Ceilings, Bedroom on Main Level, Walk-In Closet(s), Stone Counters
  • AppliancesDishwasher, Refrigerator, Double Oven, Water Purifier, Water Softener
  • HeatingCentral
  • CoolingCentral Air, Dual
  • FireplaceYes
  • FireplacesFamily Room
  • # of Stories2
  • StoriesTwo

Price Change History for 1509 Sapphire, Diamond Bar, (MLS® #TR26048156)

Date Details Price Change
Active Under Contract (from Active)

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  • City:
    Diamond Bar
  • Price Range:
    $299,500 - $7,990,000
  • Current Listings:
    134
  • HOA Dues:
    $231
  • Average Price per Square Foot:
    $571

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Based on information from California Regional Multiple Listing Service, Inc. as of April 16th, 2026 at 3:35am PDT. This information is for your personal, non-commercial use and may not be used for any purpose other than to identify prospective properties you may be interested in purchasing. Display of MLS data is usually deemed reliable but is NOT guaranteed accurate by the MLS. Buyers are responsible for verifying the accuracy of all information and should investigate the data themselves or retain appropriate professionals. Information from sources other than the Listing Agent may have been included in the MLS data. Unless otherwise specified in writing, Broker/Agent has not and will not verify any information obtained from other sources. The Broker/Agent providing the information contained herein may or may not have been the Listing and/or Selling Agent.