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About Us

Black Diamondz Group is Australia’s premier luxury real estate and lifestyle brand, dedicated to curating extraordinary experiences for discerning buyers, sellers, and investors. For over a decade, we have redefined prestige property marketing by blending deep market expertise with an unparalleled commitment to service and innovation.
 
Founded by visionary entrepreneur Monika Tu, Black Diamondz has grown from a boutique agency into an influential collective that connects high-net-worth individuals with Sydney’s most exclusive homes, landmark developments, and lifestyle opportunities. From waterfront estates and iconic penthouses to international collaborations and bespoke concierge services, we deliver outcomes as remarkable as the properties themselves.
 
At the heart of our success is an ethos of excellence, discretion, and creativity. Our multilingual team bridges cultures and markets, helping clients from around the globe navigate Australia’s luxury landscape with confidence and ease. Beyond transactions, we foster long-term relationships through curated events, private memberships, and immersive experiences that celebrate art, design, and refined living.
 
With offices in Double Bay and the Sydney CBD, and a growing presence across international hubs, Black Diamondz Group continues to set the benchmark for innovation in real estate. Whether buying, selling, investing, or engaging with our lifestyle services, our clients are welcomed into a world where every detail is considered, and every connection is meaningful.

 

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