Selling One Gem at a Time

Your local real estate experts creating lifetime relationships while helping our friends buy, sell and manage their real estate needs.

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DRE License # 01348717
DRE Corporate License # 01857668

About us

We are San Diego’s finest agents and we’re ready to make your day.

In this ever changing market, confidence in your real estate professional is a must! Whether selling or purchasing a home, you need a Broker who will provide you with as much knowledge about the current market as possible.

The team at Gem Real Estate specializes in the San Diego marketplace, offering our clients superior service. We continually educate ourselves on best practices to ensure that our clients receive the benefit of our knowledge and expertise. We provide a high level of personal service that goes beyond the sale itself. The team at Gem Real Estate work on developing long-term and lasting relationships with both existing and potential clients, all of whom we value as members of the Gem Real Estate family. Understanding and addressing our clients’ needs in an honest, efficient and professional manner, negotiating the best outcomes for our clients, and protecting our client’s interests are the cornerstones of our business.

Our most important job is satisfying you. Call us today to discover why the Team of Gem Real Estate will become your Broker for life.

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Kathy Christmas

BROKER | DRE License #01348717
Phone: (858) 922-9599
Email: [email protected]

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Sheryl Kerstiens

REALTOR®| DRE License #02188716
Phone: (760) 594-6199
Email: [email protected]

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Luxury isn't about a price, it's truly an experience.

Your goals are our priority, and we specialize in getting you the best result. To us, you’re more than a client - you’re a partner, and we’re in this together!

For Buyers

We are here to guide you through every twist and turn of the buying process, so that you can sleep easy at night (in a home that you love ♥).

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For Sellers

We are here to guide you through every twist and turn in the selling process, to make sure you get top-dollar without any of the headache.

What's My Home Worth

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See What All The Buzz Is About

Nothing makes me happier than seeing my client's fully realize their real estate goals.

"The GEM Real Estate team helped us find a home on a tight deadline. We couldn't have done it without them. Kathy is amazing and lovely to work with. She wa
"I have been friends with Kathy for about 6 years now, she has also helped me sell my home, and helps me anytime i have any questions relating to what's on
"Kathy Christmas, was an exceptional real estate agent who helped us throughout the entire home buying process. Her knowledge of the local market was impres
"Kathy is very knowledgeable and attentive. She’s also a savvy negotiator which makes me so happy I was well represented as a buyer! I refer all my friends
"GEM Real Estate is the go to team if you’re looking to buy or sell a property in SD. Kathy is extremely knowledgeable about the market and has the experien
"Kathy Christmas was wonderful, very caring and considerate of our hopes & wishes for our new home. She was incredibly attentive and responsive & made the h
"Kathy was extremely patient and helpful during the entire process of being a first time home buyer. She reassured us during the tough times, always had our
"Fantastic people to work with. Sheryl really listened to my requests to find exactly what I was looking for. Sooo happy I chose Gem"
"Amazing experience with Sheryl! So knowledgeable, and positive throughout the entire experience. Highly recommend!!"
"Awesome team at Gem Real Estate. They go above and beyond. Great communication and solid knowledge of how to get the deal done. They are my Realtor's for l
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