Diana Seeman

Diana Seeman

Real Estate Agent / REALTOR® at Realty ONE Group Caliber | Williston
MT REAL ESTATE: RRE-RBS-LIC-119391AK REAL ESTATE: 214740ND REAL ESTATE: 11620
  •   5   (28 reviews)

Diana's sales performance at a glance

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

21
Reviews
5
Properties for sale
20
Sold properties
$246k
Average sale price
$5.6m
Total sales value

*Includes all properties sold (last 12 months) where the agent was a part of the transaction and published on ratemyagent.com. 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

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

  • priceExpertbadge

    Consistently meets client expectations for property purchase price.

  • aotybadge

    Recognized for going above & beyond for their clients.

Diana's customer service awards

See what RateMyAgent awards Diana has won

  • State Top 10Montana
  • County WinnerRichland County
  • City WinnerSidney

About Diana

I'm Diana Seeman, a dedicated real estate agent with Realty ONE Group Caliber, proudly serving buyers and sellers across Montana and North Dakota. I bring a grounded, people-first approach to real estate because I believe buying or selling a home is far more than a transaction - it's a major life moment. Whether you're relocating, upsizing, downsizing, investing, or purchasing your very first home, my goal is to guide you with clarity, honesty, and genuine care every step of the way. Living and working in the Northern Plains has given me a deep appreciation for the communities, landscapes, and values that make Montana and North Dakota so special. From wide-open spaces and rural properties to growing towns and established neighborhoods, I understand the unique dynamics of our local markets and what matters most to buyers and sellers in this region. My clients describe me as dependable, down-to-earth, and detail-oriented. I take pride in strong communication, thoughtful strategy, and making sure no detail is overlooked. Real estate can feel overwhelming, but I work hard to simplify the process, provide clear guidance, and ensure you always feel informed and confident in your decisions. When you work with me, you're not just gaining an agent - you're gaining an advocate who listens carefully, negotiates strategically, and truly cares about your goals. I am committed to building lasting relationships based on trust, integrity, and results. If you're considering buying or selling in Montana or North Dakota, I would be honored to help you make your next move with confidence.

Diana's reviews

  5  
Diana has 28 reviewsacross 7 different locations, showing 6.
Review Diana
Buyer review
Highly patient while finding our home.
7 days ago
Highly patient while finding our home.

Diana was the first to respond to our request to view properties. She was quick at getting us all the information she could on each listing. It helps make a good sound decision on our purchase. She ready to help get answers on the financing questions we had.

Buyer review
Diana did a great job.
about 1 month ago
Diana did a great job.

Diana followed up on many items during the process.

Seller review
Superlative Real Estate Agent
3 months ago
Superlative Real Estate Agent

Completely honest et always met my needs. Process was explained thoroughly, et to my understanding. I appreciate her service during a difficult time in my life.

Buyer review
She went above and beyond in every aspect of our home purchase!
5 months ago
She went above and beyond in every aspect of our home purchase!

Diana was excellent! She found us a ton of properties to look at until we found the right one and worked around our schedule to show them. She basically held our hand through the process from offer to closing! She even took care of the previous owners stuff left in the house! One of the best ever!!!

Buyer review
Outstanding!
5 months ago
Outstanding!

Diana helped us every step of the way, taking our first homebuying experience from daunting and frightening to joyfully exciting. She responded to all my questions and concerns promptly and clearly. We are very thankful for all the work she put in to make the process as simple as can be, and we are happlily in our new home. Thank you Diana!

Show all 28 reviews
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Diana's properties

Diana has 5 properties for sale and sold 20 properties in the last 12 months, showing 4, sorted by most recent activity

SoldAug 10, 2026
Price not available
12363 Co Rd 351
Sidney MT 59270
Other
SoldJul 24, 2026
Price not available
13358 29th Street Northwest
Arnegard ND 58835
4
2
Other
Listing courtesy of Realty ONE Group Caliber | Williston
SoldJul 16, 2026
Price not available
32424 CR-137
Richland County MT 59243
Other
For Sale
$240,000
123 Lincoln Avenue South
Sidney MT 59270
3
1
Single-Family
Listing courtesy of Realty ONE Group Caliber | Williston
Show all 25 properties

Diana's sold properties

Diana has sold 20 properties in the past 12 months, showing 4.

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Property imageAddressBedroomsBathroomsCarparksProperty TypeClosing PriceDate Sold
12363 Co Rd 351
Sidney MT 59270
OtherUndisclosed PriceAug 10, 2026
13358 29th Street Northwest, Arnegard, ND, 58835
13358 29th Street Northwest
Arnegard ND 58835
4
2
OtherUndisclosed PriceJul 24, 2026
32424 CR-137
Richland County MT 59243
OtherUndisclosed PriceJul 16, 2026
 1st Street West, Culbertson, MT, 59218
1st Street West
Culbertson MT 59218
3
2
OtherUndisclosed PriceJul 2, 2026

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