Buy Diamonds Online
Powered by Malca-Amit
Gain access to free Malca-Amit delivery, the best cash prices on over 2 million diamonds, along with unmatched market insights.
Join a platform trusted by thousands of diamantaires around the world
Why Buy with UNI?
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Wide Variety of Diamonds
Gain access to over 2 million diamonds from 450+ trusted suppliers, all live and ready for purchase. With no minimum order, you have the flexibility to purchase exactly what you’re looking for, whether you're buying one diamond or many.
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Save Time
Eliminate delays by quickly sourcing the diamonds you need without the usual back-and-forth with multiple suppliers. Trade with UNI to make one consolidated payment for diamonds worldwide, all in one place.
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Can't Go Wrong With UNI
Guarantee precision with our physical QC process. Per your request, every diamond will be checked for quality and authenticity, ensuring it meets your exact standards with every purchase.
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Maximize Savings
Get the best cash prices and enjoy volume discounts generated by other buyers from the very first diamond, ensuring you save more with every purchase.
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Make Informed Decisions
Leverage real-time insights to make smarter buying decisions with the latest market data at your fingertips.
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Never Leave Customers Hanging
Trade diamonds risk-free with our memo option. Access a wide selection of diamonds, get diamonds delivered the next day, and showcase them to your customers, with no need to hold extra stock.
Don’t Just Take Our Word For It
“I bought 34 stones from different UNI suppliers and received them all in one consolidated Malca-Amit shipment, which saved me money on shipping and made the whole process much simpler.”
“The UNI platform is simple and easy to use. Once my team understood and embraced it, they use it all the time. It has made sourcing diamonds easier and more efficient with access to so many through one source. And if the diamonds do not sell, the returns are hassle free. I highly recommend UNI for your loose diamond needs.”
“UNI is top-notch. Their commitment to quality and sustainability is impressive, and their team is always responsive and knowledgeable. Highly recommend!”
“Before UNI, securing the right stones was a logistical nightmare. Now, it’s as simple as a few clicks. The real-time inventory access and fast shipping have truly transformed how we meet customer demands and close deals.”
“UNI has simplified the whole memo process, is effortless to sell on, and is the best experience we've had.”
“UNI has made my life 100% easier. No calls, no chasing, just the best cash prices, exactly when I need them.”
“We used to waste hours searching across six vendors. Now UNI sends us real-time alerts the moment the right stones hit the market. It’s faster, smarter, and way more efficient.”
“UNI took the delays and headaches out of sourcing. Fast, free delivery through Malca-Amit and a seamless buying process have completely changed how we run our business. It’s faster, cheaper, and just works.”
“UNI’s API completely transformed our business. We can now connect customers to over 2 million stones in real time, automate our sourcing, and keep service levels high without adding complexity. It’s the backbone of our growth.”
“Working with UNI Diamonds has been an absolute pleasure. Their exceptional customer service, extensive inventory, and easy-to-use platform make finding the right options for our clients seamless and efficient. I couldn’t recommend them more highly!”
Let's Get Started!
Ready to outperform your competitors and maximize your success?
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Phone
+1 (212) 840-3846 -
Email
support@uni.diamonds -
Office
580 5th Ave Lobby 1, New York, NY 10036, USA
Let's Get Started!
Ready to outperform your competitors and maximize your success?
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