ENJOY BETTER MARGINS. INSTANTLY.
Hundreds of jewelry retailers, jewelry manufacturers, traders and wholesalers around the world work with Dianco to access a range of polished diamonds, crafted from the best quality rough diamonds, sourced directly from world-leading mines.
DIRECT ACCESS TO MINES
As an Alrosa Alliance Member, a Sightholder of the De Beers Group and a Rio Tinto Select Diamantaire, Dianco promises to give you a wide range of high quality non-certified and certified loose diamonds that are sourced directly from the world’s largest mines.
Dianco has a wide selection of wholesale natural diamonds that are cut and polished to perfection by our in-house production and cutting facilities. Place customized orders, enjoy consistent supply and unmatched assortments. Buying diamonds in bulk has never been this easy.
ROUND-THE-CLOCK CUSTOMER CARE
You deserve the best-quality diamonds and the best-quality service. At Dianco, we promise to ensure you have a seamless experience with us. We strive to deliver excellence with our diamonds and an enjoyable journey with our team.
SIT BACK AND RELAX WHILE YOU
ENJOY A WIDE SELECTION
At Dianco, we know our diamonds in the rough. We carry a range of industrial rough and top gem-quality rough diamonds handpicked from the largest mines around the world.
We combine art and technology to manufacture, cut, and polish an array of diamonds that vary in cut, color and carat making us the best, most-polished wholesale diamond store.
Dianco carries a wide collection of GIA, IGI, and HRD certified loose diamonds that range up to 3 carats. Find the perfect high quality diamonds wholesale.
We also carry a selection of non-certified diamonds that vary from -2 to 2.00 carats. Whatever you need, we’ve got diamonds that are absolutely perfect for you.
WE GOT YOUR BACK, WE ARE THE
BEST PLACE TO BUY DIAMONDS WHOLESALE
Personal Account Manager
To find out more about our diamonds.
WE WANT MORE FOR YOU
LET'S GET YOU BETTER MARGINS
To ensure that we can offer our customers competitive pricing and a consistent supply, we have formed strategic partnerships with the world's largest mines so we can source our diamonds directly from them. With us, you’ve not only got high quality diamonds but also the best margins you can imagine.