Diana Systermans

Diana Systermans

Licensed Property Agent / Licensed Real Estate Agent at Dotcom Property Sales
Real Estate : 1557931
  •   4.9   (123 reviews)

Diana's sales performance at a glance

See how Diana has performed in the last 12 months on RateMyAgent*

27
Reviews
93
Median days on market
5
Properties for sale
18
Sold properties
$548k
Average sale price
$9.9m
Total sales value

*Includes all properties sold (last 12 months) as lead and supporting agent and published on ratemyagent.com.au. It may not be complete and can exclude off-market, private sales and undisclosed pricing and sold dates. Contact agent for full sales history.

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  • top20badge

    Recognised for being in the Top 20% for customer satisfaction.

  • trustedbadge

    Asks all customers for reviews whether positive or negative which may result in a more representative star rating.

  • priceExpertbadge

    Consistently meets client expectations for property purchase price.

About Diana

Diana (originally from Germany) moved to the Central Coast in 2005. She completed her Property (Real Estate License) Certificate III & VI and Auctioneer License and changed careers after 20 years of teaching. Diana has experience in real estate sales at the Central Coast and in Sydney, Gunnedah for over 20 years. She loves the Central Coast and has made it her home. Diana brings with her a variety of life and professional experiences. She is caring, friendly and extremely passionate and driven when it comes to real estate. She continuously strives to improve the lives of others and is determined to provide a high standard of service by making the sales process of her clients most cherish and valuable asset, stress free. Diana’s dedication, commitment, enthusiasm, natural people skills, local knowledge and excellent negotiation skills ensures her client’s property achieves the maximum potential in the current market resulting in satisfaction, and happy clients. If you are considering selling your home anywhere at the Central Coast, especially in Blue Haven, Woongarrah, Hamlyn Terrace, Wyong, Summerland Point, Gwandalan, Lake Munmorah, Terrigal, Morisset, Buff Point, Budgewoi, San Remo, Wyong, Norah Head, Noraville, Toukley or surrounding areas call Diana, your area expert.

Languages spoken

English, German

Social profiles

Diana's reviews

  4.9  
Diana has 123 reviewsacross 27 different locations, showing 6.
Review Diana
Diana's qualities as told by our client reviews: great negotiation, supportive, responsive, honest, friendly, local expert, clear communication.
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Seller review
Care, attention and extreme customer service!
20 days ago
Care, attention and extreme customer service!

Not being familiar with location of sale in this unique inlet of NSW, it was important to select a realtor that understands the local market & has proven results. Well done, quick results and great outcome! Thank you Diana

Seller review
Am excellent top of the range real estate agent
24 days ago
Am excellent top of the range real estate agent

I was incredibly impressed by Diana Systermans exceptional market knowledge throughout the home selling process. Her deep understanding of market trends, and the real estate industry, helped me make informed decisions at every stage. Diana went above and beyond being a real estate agent. She went out of her way to order fans, organised an electrician, and so much more. I truly felt I had the best real estate agent to sell my home. I highly recommend Diana to anyone buying or selling a home. She will be there with you every step of the way.

Buyer review
Diana has excellent communication skill and a strong knowledge of the market.
28 days ago
Diana has excellent communication skill and a strong knowledge of the market.

Diana had a good understanding of our requirements and presented us with some great options. Once we had our offer accepted Diana kept us fully informed and assisted us through the sales process. We rate Diana highly and if required would not hesitate to engage her again.

Buyer review
Honest & transparent
about 2 months ago
Honest & transparent

Diana was fantastic, She was always in touch every step of the way. I was albe to text or call & she would always reply lest she was with a client & she would send me a text, "I'm with a client can you please text me". Diana has many skills including conveyancing, with very reasonable rates. Her local market knowledge & accross the board was invaluable. Diana always kept me in the picture whilst looking out for my best interests. Diana proved to be a trustworthy, honest professional which is quite refreshing these days. I would highly recommend her for the sale or purchase of any property & will do so in the future!

Buyer review
Happy Buyer
about 2 months ago
Happy Buyer

Diana was a pleasure to communicate with and showed professionalism, kindness and very helpful throughout the whole process of buying my property. Would highly recommend her to anyone wanting to buy or sell there property.

Seller review
Great salesperson.
2 months ago
Great salesperson.

I found Diana to be very professional and knowledgeble,would highly recommend her.

Show all 123 reviews
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Diana's properties

Diana has 5 properties for sale and sold 18 properties in the last 12 months, showing 4, sorted by most recent activity

SoldJul 1, 2026
$280,000
118/51 Kamilaroo Avenue
Lake Munmorah NSW 2259
2
1
1
Retirement
For Sale
Contact Agent
52a Anniversary Avenue
Terrigal NSW 2260
3
1
2
House
SoldJun 28, 2026
Price not available
161/186 Sunrise Ave
Halekulani NSW 2262
2
1
2
Retirement
For Sale
$480,000 - $520,000 Guide
192/314 Buff Point Avenue
Buff Point NSW 2262
2
1
1
Retirement
Show all 23 properties

Diana's sold properties

Diana has sold 18 properties in the past 12 months, showing 4.

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Property imageAddressBedroomsBathroomsCarparksProperty TypeClosing PriceDate Sold
118/51 Kamilaroo Avenue, Lake Munmorah, NSW, 2259
118/51 Kamilaroo Avenue
Lake Munmorah NSW 2259
2
1
1
Retirement$280,000Jul 1, 2026
161/186 Sunrise Ave, Halekulani, NSW, 2262
161/186 Sunrise Ave
Halekulani NSW 2262
2
1
2
RetirementUndisclosed PriceJun 28, 2026
170/314 Buff Point Avenue, Buff Point, NSW, 2262
170/314 Buff Point Avenue
Buff Point NSW 2262
2
1
1
Retirement$420,000May 31, 2026
12 Sixth Avenue, Green Point, NSW, 2251
12 Sixth Avenue
Green Point NSW 2251
2
1
1
Retirement$370,000May 25, 2026

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