Seller's Agent in 2025
Keith Chen
Coldwell Banker Envision
(626) 422-3333
7 in this area
30 Total Sales
661 Crestview Dr Diamond Bar, CA 91765
5
Beds
3
Baths
3,536
Sq Ft
7,595
Sq Ft Lot
Highlights
- 24-Hour Security
- Pebble Pool Finish
- Two Primary Bedrooms
- Pantera Elementary School Rated A-
- 3 Car Direct Access Garage
- Panoramic View
About This Home
As of September 2025Sapphire of Diamond Hills Ranch ! An exquisite prestigious 24 hours with security gated community in the heart of Diamond Bar. This opulent home featuring unique 5BD 3BA greets you with a elegant and classy bronze iron door into a grand foyer adorned with a painted tray ceiling, setting the tone for refined living. The main floor features an executive office den—perfect for remote work or quiet study—and a conveniently another sweet warm main floor bedroom ideal great for elderly family members or guests.
The heart of the home is a newly upgraded gourmet kitchen, showcasing custom cabinetry, a sleek quartz island, and premium stainless steel appliances. This culinary space seamlessly open floor plan overlooking family room, creating a warm and functional flow for everyday living and entertaining.
The upper floor master suite offers a private retreat with a fully upgraded bathroom featuring a soaking tub, walk-in shower, and elegant finishes. Step out onto the balcony to take in panoramic views and stunning sunsets that elevate every day.
The spacious backyard is a true oasis, complete with a sparkling pool and spa framed by a pebble wall, a protective barrel feature for child safety, and a dedicated BBQ corner perfect for gatherings and weekend cookouts.
This home combines comfort, elegance, and practicality in one of Diamond Bar’s most desirable neighborhoods. A rare opportunity to enjoy elevated living with timeless appeal. Looking to upsize your current home or first-time home buyer to start a warm harmony home with worries and hassle free move-in condition? This is perfectly the right home you should not miss! Act quick !
Last Agent to Sell the Property
Coldwell Banker Envision Brokerage Phone: 626.422.3333 License #01818282 Listed on: 08/06/2025
Last Buyer's Agent
Coldwell Banker Envision Brokerage Phone: 626.422.3333 License #01818282 Listed on: 08/06/2025
Home Details
Home Type
- Single Family
Year Built
- Built in 2001 | Remodeled
Lot Details
- 7,595 Sq Ft Lot
- Wrought Iron Fence
- Block Wall Fence
- Fence is in good condition
- Paved or Partially Paved Lot
- Property is zoned LCRPD200002U*
HOA Fees
- $430 Monthly HOA Fees
Parking
- 3 Car Direct Access Garage
- Parking Available
Property Views
- Panoramic
- City Lights
- Woods
- Mountain
- Hills
Home Design
- Entry on the 1st floor
- Turnkey
- Slab Foundation
- Tile Roof
- Pre-Cast Concrete Construction
- Stucco
Interior Spaces
- 3,536 Sq Ft Home
- 2-Story Property
- Open Floorplan
- Furnished
- Tray Ceiling
- Cathedral Ceiling
- Recessed Lighting
- Double Door Entry
- Family Room with Fireplace
- Family Room Off Kitchen
- Living Room with Fireplace
- Dining Room
- Home Office
Kitchen
- Updated Kitchen
- Open to Family Room
- Eat-In Kitchen
- Convection Oven
- Six Burner Stove
- Gas Cooktop
- Kitchen Island
- Quartz Countertops
Bedrooms and Bathrooms
- 5 Bedrooms | 1 Main Level Bedroom
- All Upper Level Bedrooms
- Double Master Bedroom
- Walk-In Closet
- Remodeled Bathroom
- In-Law or Guest Suite
- Bathroom on Main Level
- 3 Full Bathrooms
- Dual Vanity Sinks in Primary Bathroom
- Soaking Tub
- Bathtub with Shower
- Walk-in Shower
Laundry
- Laundry Room
- Washer and Gas Dryer Hookup
Pool
- Pebble Pool Finish
- In Ground Pool
- In Ground Spa
Outdoor Features
- Balcony
- Exterior Lighting
- Outdoor Grill
Utilities
- Central Heating and Cooling System
- 220 Volts in Garage
- Natural Gas Connected
- Cable TV Available
Listing and Financial Details
- Tax Lot 14
- Tax Tract Number 52267
- Assessor Parcel Number 8701056014
- $779 per year additional tax assessments
- Seller Considering Concessions
Community Details
Overview
- Diamond Hill Ranch Association, Phone Number (951) 279-3934
- Optimum HOA
Security
- 24-Hour Security
- Controlled Access
Ownership History
Date
Name
Owned For
Owner Type
Purchase Details
Listed on
Aug 6, 2025
Closed on
Sep 10, 2025
Sold by
Amy And Eric Chang Family Trust and Chang Amy
Bought by
Ahn Kyu Dong and Ahn Hyon Suk
Seller's Agent
Keith Chen
Coldwell Banker Envision
Buyer's Agent
Keith Chen
Coldwell Banker Envision
List Price
$1,988,888
Sold Price
$1,930,000
Premium/Discount to List
-$58,888
-2.96%
Views
79
Current Estimated Value
Home Financials for this Owner
Home Financials are based on the most recent Mortgage that was taken out on this home.
Estimated Appreciation
$3,111
Avg. Annual Appreciation
0.58%
Purchase Details
Listed on
Feb 16, 2018
Closed on
Aug 21, 2018
Sold by
Du Heng
Bought by
Chang Amy and Chang Eric
Seller's Agent
Jennifer Wei
HomeSmart, Evergreen Realty
Buyer's Agent
Keith Chen
Coldwell Banker Envision
List Price
$1,388,888
Sold Price
$1,360,000
Premium/Discount to List
-$28,888
-2.08%
Home Financials for this Owner
Home Financials are based on the most recent Mortgage that was taken out on this home.
Avg. Annual Appreciation
5.11%
Purchase Details
Closed on
Nov 27, 2013
Sold by
Du Hong
Bought by
Du Hong
Home Financials for this Owner
Home Financials are based on the most recent Mortgage that was taken out on this home.
Original Mortgage
$533,250
Interest Rate
4.08%
Mortgage Type
Credit Line Revolving
Purchase Details
Listed on
May 10, 2013
Closed on
May 7, 2013
Sold by
Ahn Kyu D and Ahn Hyon Suk
Bought by
Du Hong
Seller's Agent
James Kim
Masters Realty Eastern Group
Buyer's Agent
Tinnie Eiker
Pacific Sterling Realty
List Price
$1,200,000
Sold Price
$1,185,000
Premium/Discount to List
-$15,000
-1.25%
Home Financials for this Owner
Home Financials are based on the most recent Mortgage that was taken out on this home.
Avg. Annual Appreciation
3.98%
Purchase Details
Closed on
Feb 19, 2009
Sold by
Cho Caroline
Bought by
Ahn Kyu D and Ahn Hyon Suk
Home Financials for this Owner
Home Financials are based on the most recent Mortgage that was taken out on this home.
Original Mortgage
$625,500
Interest Rate
5.03%
Mortgage Type
Purchase Money Mortgage
Purchase Details
Closed on
Apr 29, 2004
Sold by
Cho Byung Wuk
Bought by
Cho Caroline
Home Financials for this Owner
Home Financials are based on the most recent Mortgage that was taken out on this home.
Original Mortgage
$900,000
Interest Rate
3.53%
Mortgage Type
Purchase Money Mortgage
Purchase Details
Closed on
Apr 23, 2004
Sold by
Ortiz Juan Flores
Bought by
Cho Caroline
Home Financials for this Owner
Home Financials are based on the most recent Mortgage that was taken out on this home.
Original Mortgage
$900,000
Interest Rate
3.53%
Mortgage Type
Purchase Money Mortgage
Purchase Details
Closed on
Jun 22, 2001
Sold by
Pulte Home Corp
Bought by
Ortiz Juan Flores
Home Financials for this Owner
Home Financials are based on the most recent Mortgage that was taken out on this home.
Original Mortgage
$507,800
Interest Rate
6.99%
Mortgage Type
Stand Alone First
Create a Home Valuation Report for This Property
The Home Valuation Report is an in-depth analysis detailing your home's value as well as a comparison with similar homes in the area
Home Values in the Area
Average Home Value in this Area
Purchase History
| Date | Type | Sale Price | Title Company |
|---|---|---|---|
| Grant Deed | $1,930,000 | California Best Title | |
| Grant Deed | $1,360,000 | Fidelity National Title Comp | |
| Interfamily Deed Transfer | -- | Old Republic Title Company | |
| Grant Deed | $1,185,000 | Chicago Title Company | |
| Grant Deed | $800,000 | Fidelity National Title | |
| Interfamily Deed Transfer | -- | Fidelity National Title Co | |
| Grant Deed | $1,200,000 | Fidelity National Title Co | |
| Grant Deed | $726,000 | -- |
Source: Public Records
Mortgage History
| Date | Status | Loan Amount | Loan Type |
|---|---|---|---|
| Previous Owner | $533,250 | Credit Line Revolving | |
| Previous Owner | $625,500 | Purchase Money Mortgage | |
| Previous Owner | $900,000 | Purchase Money Mortgage | |
| Previous Owner | $507,800 | Stand Alone First |
Source: Public Records
Property History
| Date | Event | Price | List to Sale | Price per Sq Ft | Prior Sale |
|---|---|---|---|---|---|
| 09/16/2025 09/16/25 | Sold | $1,930,000 | 0.0% | $546 / Sq Ft | |
| 08/18/2025 08/18/25 | Pending | -- | -- | -- | |
| 08/16/2025 08/16/25 | Off Market | $1,930,000 | -- | -- | |
| 08/06/2025 08/06/25 | For Sale | $1,988,888 | +46.2% | $562 / Sq Ft | |
| 09/12/2018 09/12/18 | Sold | $1,360,000 | 0.0% | $385 / Sq Ft | View Prior Sale |
| 08/25/2018 08/25/18 | Off Market | $1,360,000 | -- | -- | |
| 03/20/2018 03/20/18 | Price Changed | $1,488,888 | +7.2% | $421 / Sq Ft | |
| 01/26/2018 01/26/18 | For Sale | $1,388,888 | +17.2% | $393 / Sq Ft | |
| 06/13/2013 06/13/13 | Sold | $1,185,000 | -1.3% | $335 / Sq Ft | View Prior Sale |
| 05/23/2013 05/23/13 | Pending | -- | -- | -- | |
| 05/10/2013 05/10/13 | For Sale | $1,200,000 | 0.0% | $339 / Sq Ft | |
| 05/04/2013 05/04/13 | Pending | -- | -- | -- | |
| 04/30/2013 04/30/13 | For Sale | $1,200,000 | -- | $339 / Sq Ft |
Source: California Regional Multiple Listing Service (CRMLS)
Tax History Compared to Growth
Tax History
| Year | Tax Paid | Tax Assessment Tax Assessment Total Assessment is a certain percentage of the fair market value that is determined by local assessors to be the total taxable value of land and additions on the property. | Land | Improvement |
|---|---|---|---|---|
| 2025 | $18,356 | $1,517,099 | $557,756 | $959,343 |
| 2024 | $18,356 | $1,487,353 | $546,820 | $940,533 |
| 2023 | $17,991 | $1,458,191 | $536,099 | $922,092 |
| 2022 | $17,719 | $1,429,600 | $525,588 | $904,012 |
| 2021 | $17,325 | $1,401,570 | $515,283 | $886,287 |
| 2019 | $17,824 | $1,360,000 | $500,000 | $860,000 |
| 2018 | $15,974 | $1,282,476 | $541,129 | $741,347 |
| 2016 | $14,989 | $1,232,677 | $520,117 | $712,560 |
| 2015 | $14,861 | $1,214,162 | $512,305 | $701,857 |
| 2014 | $14,733 | $1,190,379 | $502,270 | $688,109 |
Source: Public Records
Agents Affiliated with this Home
-
Keith Chen
-
Jennifer Wei
Seller's Agent in 2018
Jennifer Wei
HomeSmart, Evergreen Realty
(909) 358-1007
19 Total Sales
-
James Kim
Seller's Agent in 2013
James Kim
Masters Realty Eastern Group
(951) 733-1234
9 Total Sales
-
Tinnie Eiker
T
Buyer's Agent in 2013
Tinnie Eiker
Pacific Sterling Realty
(626) 485-8606
1 Total Sale
Map
Source: California Regional Multiple Listing Service (CRMLS)
MLS Number: TR25171888
APN: 8701-056-014
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Based on information from California Regional Multiple Listing Service, Inc. and /or other sources. All data, including all measurements and calculations of area, is obtained from various sources and has not been, and will not be, verified by broker or MLS. All information should be independently reviewed and verified for accuracy. Properties may or may not be listed by the office/agent presenting the information
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