Meet Diamond Key Team
Get to know Diamond Key Team
Broker/Associate
A graduate of Rutgers University, my career in real estate began in 2000 and I obtained my Broker’s license in 2007. As Team Leader of the Diamond Key Team, I’m incredibly proud that since 2000 we have sold over 1,000 homes and in 2024, we sold over $25 million in real estate.
This level of success has enabled me to consistently achieve the NJ REALTORS® Circle of Excellence every year since 2003, reaching Platinum status for the past
3 years. I...
Team listings & sales (817)
For Sale (2)
Address | Bed/Bath | Listing price |
|---|---|---|
![]() 1993 Amwell Rd Somerset, NJ 08873
| 5 Bed, 6 Bath | $1,465,000 |
![]() 15 Dartmouth Ave BUILDING 15-3A Bridgewater, NJ 08807
| 2 Bed, 1 Bath | $249,900 |
For Rent (4)
Address | Bed/Bath | Listing price |
|---|---|---|
![]() 8 Owen Ct Somerset, NJ 08873
| 3 Bed, 3 Bath | $4,000/mo |
![]() 15 Sumner Ave APT 11 Seaside Heights, NJ 08751
| 3 Bed, 4 Bath | $1,700/mo |
![]() 15 Sumner Ave APT 12 Seaside Heights, NJ 08751
| 3 Bed, 4 Bath | $3,000/mo |
![]() 53 Sheridan Ave Seaside Heights, NJ 08751
| 5 Bed, 4 Bath | $3,000/mo |
Sold (811)
Address | Sold date | Closing price | Represented | Flag Sale |
|---|---|---|---|---|
| 10/27/2025 | $785,000 | Seller | ||
| 10/20/2025 | $235,000 | Buyer | ||
| 10/14/2025 | $350,000 | Buyer | ||
| 10/3/2025 | $449,900 | Buyer | ||
| 9/30/2025 | $636,624 | Buyer |
Team reviews (99)
Write a review- Will never recommend||1.01.0
10/17/2025 - mdu08873
Chugiak, AK.Local knowledgeProcess expertiseResponsivenessNegotiation skillsChristina was one of the worst realtors that I have worked with. Does not respond to the texts or emails, very rude and abrupt at times. Did not negotiate at all from my side, I thought she was working for the other side. In spite of having her as my...
Response from Christina Duncan on 11/1/2025
Hi, thank you for your feedback, I truly appreciated any and all feedback. Apologies as I notice your location is listed as Chugiak, AK - I believe this may be a case of a mistaken identify as I am based in New Jersey, however please feel free to give me a call if there is something you would like to discuss - happy to assist in anyway possible.
- Highly likely to recommend||5.05.0
9/24/2025 - pegalish69
Sold a Single Family home in 2025 in North brunswick, NJ.Local knowledgeProcess expertiseResponsivenessNegotiation skillsChristina was referred to me by a very good friend. Immediately I was happy with her knowledge of the housing industry. Her professionalism & responsiveness is the key to her success. Always there anytime I had a question. Don't hesitate to call her... - Highly likely to recommend||5.05.0
4/28/2025 - patbrisson51
Bought a home in 2025.Local knowledgeProcess expertiseResponsivenessNegotiation skillsChristina was enthusiastically persistent in helping us find our new home. She patiently took us to open houses and tracked down the owner of the house we finally bought even though he was out of the country and was selling without the help of an age... - Highly likely to recommend||5.05.0
5/29/2024 - jennperillo
Bought and sold a Single Family home in 2024 in Readington twp., NJ.Local knowledgeProcess expertiseResponsivenessNegotiation skillsWe have worked with Christina on multiple home sales and purchases and she is always a pleasure to work with. She knows the area very well, is always positive throughout the whole process (even when snags arise), very responsive and reliable. I would... - Highly likely to recommend||5.05.0
4/20/2024 - lakhia
Bought a home in 2024.Local knowledgeProcess expertiseResponsivenessNegotiation skillsThis is our 4th house that we bought through Christina. She and her team are absolutely amazing. Christina showed us options and types of properties in the market and helped narrow down what we like. Then she found us the best house that fit our need...











