The smartest way to buy a diamond
Whether you're shopping online or off, our smart research tools will help you find the perfect diamond.
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Start Searching
Check out our diamond price calculator, it's one of our most popular features. We've linked the most popular calculation here for you to get started.
We've generated a recommended Round diamond search for you to get started. Once you're there you can easily filter diamonds to fit your specifications.
Oval diamonds are quickly rising up the ranks of popularity. We've generated a recommended Oval diamond search for you to get started.
Start searching our Cushion cut diamonds with this popular set of filters. Once there you can easily edit the filters to fit your specifications.
We've generated a recommended Princess diamond search for you to get started. Once you're there you can easily filter diamonds to fit your specifications.
We've generated a recommended Emerald diamond search for you to get started. Once you're there you can easily filter diamonds to fit your specifications.
The Diamond Search Engine
The smart way to find your diamond
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Diamond Price Calculator
Diamond prices change daily so we created a diamond price calculator that determines the fair price for any stone based on the live market prices available from top online jewelers.
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Diamond Search Engine
Our diamond search engine sifts through over 400,000 diamonds daily from top online jewelers including Blue Nile, Do Amore, Ritani and Whiteflash.
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Diamond Comparison Report
Compare up to four diamonds based on price and quality to see which our algorithm ranks as the top pick.
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Diamond Price & Quality Check
Run any diamond (online or from your local jeweler) through our price & quality check to identify problematic inclusions and see our fair price estimate.
“StoneAlgo helps even the most novice diamond hunters become functional enough to make informed and decent decisions on such an important and emotional purchase.”