Diamond Realty

Meet the team

Get to know the 2 agents at Diamond Realty.

Sales Consultant

4.9

About Jagmeet

At Diamond Realty, success isn't just a goal — it's a standard. With over $300 million in property sales and more than 200 homes successfully sold, we have built a reputation as the go-to real estate experts for homeowners who demand real results. Led by industry leaders Owen Ona and Jagmeet Singh, our team brings a unique blend of strategic innovation, market insight, and relentless execution to every listing. Whether it's a luxury estate, a family home, or a challenging property, we know how to position, promote, and sell — even when others can’t.

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Owen Ona

Director / Sales Consultant

(36 reviews)

About Owen

Owen Ona is more than a top-tier real estate agent — he’s a market leader, master negotiator, and trusted name across the Canterbury property landscape. As the high-performing Director of Diamond Realty, Owen has built a career on achieving the extraordinary: reviving stagnant listings, delivering record-breaking results, and unlocking hidden value in every home. With a rich background that spans sales, customer service and legal, Owen brings a unique, strategic edge to every transaction. From the moment he entered the industry, he made an impact — winning the Rising Star Award in his first year and going on to deliver over $100 million in sales across Canterbury in record time. What makes Owen truly exceptional is his people-first philosophy. Clients aren’t just transactions — they’re relationships he invests in, long after the deal is done. His commitment to integrity, clarity, and client care has earned him a loyal following and countless referrals. Whether he's working with a first-time seller or a seasoned investor, Owen’s approach is both practical and visionary. He develops targeted, high-impact marketing strategies that maximize exposure — often without the need for big budgets — and connects with a powerful buyer network that spans local, international, and culturally diverse communities.

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10 days ago

Excellent work ethics

Quick in selling, excellent communication and value for money.

Owen Ona

(36 reviews)

3 months ago

Minor complications, but a successful result

We recently purchased a property through Jagmeet Singh and are happy with the final outcome. While there was some conflicting information regarding the property details early in the process, Jagmeet’s communication throughout the rest of the transaction was very good. He was proactive and worked hard to get a good deal over the line for us. We appreciate the clarity he provided to resolve our initial concerns and are pleased with how everything was handled in the end.

Jagmeet Singh

4.9

(64 reviews)

4 months ago

Best Market Knowledge and so easy to deal with

Jagmeet and his team gave me a honest feed back before the house going to the market. After listing, Communication was constant and maintained high standard of professionalism through out open homes. The result was right spot-on. I would use Jagmeet and Diamond reality again for my next sale.

Jagmeet Singh

4.9

(64 reviews)

5 months ago

⭐️⭐️⭐️⭐️⭐️ Outstanding Service – Highly Recommended!

I would like to sincerely thank Jagmeet Singh and Owen Ona from Diamond Realty for the incredible job they did in selling my property at 8 Rahme Crescent, Kaiapoi. My house was on the market for nearly 9 months with different real estate agents, and unfortunately, I had no luck. I had almost lost hope. Then I decided to give Diamond Realty a chance, and choosing Jagmeet and Owen turned out to be the best decision I made. From day one, I saw positive results. Their communication, professionalism, and marketing strategy were outstanding. Within just 10 days, I received a clean offer, and to my surprise, the final price was $20,000 above my expectations. Jagmeet and Owen were honest, proactive, and truly worked in my best interest throughout the entire process. I am extremely happy with the outcome and the smooth experience. I highly recommend Diamond Realty, especially Jagmeet Singh and Owen Ona, to anyone looking to sell their property. They truly deliver results. Thank you again for an amazing job!

Jagmeet Singh

4.9

(64 reviews)

8 months ago

Professional, Dedicated, and Got Results

Working with Jagmeet singh and Owen has been an absolute game changer for me. After a long journey in the market, they were the one who truly listened, understood what I needed, and delivered the exact result I was hoping for. Their professionalism, honesty, and dedication went far beyond my expectations—they turned what could have been a stressful process into a smooth and successful experience. I couldn’t be happier with the outcome and I would wholeheartedly recommend Jagmeet singh to anyone who wants not just an agent, but a trusted partner who genuinely cares about getting the best result for their clients.

Jagmeet Singh

4.9

(64 reviews)

Our properties

Diamond Realty has 33 properties for sale and sold 36 properties in the last 12 months, showing 4, sorted by most recent activity