4min chapter

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StoneAlgo’s Devin Jones on “Zillow for diamonds” + Mar Hershenson on the art of picking | E1766

This Week in Startups

CHAPTER

Stone Algo: A Marketplace of Diamonds

Devin Jones: Stone Algo is a marketplace, essentially, of diamonds. The idea started as a solution to my own problem when I was trying to find some semblance of confidence in what the fair price of my diamond purchase should be. He and his co-founder Jason Motica developed a pricing algorithm originally in Microsoft Excel. And together we taught ourselves a Python.

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