Science and Technology - WHAT IS RED DIAMOND? 🔍 Given their rarity, red diamonds are among the most expensive gemstones on average. Red diamonds can cost at least US$1 million per carat,
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Red Diamond's Record-Setting Price of $5.09M Puts Exclamation Point on Auction World's November to Remember | The Jeweler Blog
![Rare Orangy-Red Diamond Sells for USD 1.45 million at Heritage Auctions Setting the Third Highest Price-Per-Carat Value Recorded by a Red Diamond in the World – Internet Stones.COM Media Rare Orangy-Red Diamond Sells for USD 1.45 million at Heritage Auctions Setting the Third Highest Price-Per-Carat Value Recorded by a Red Diamond in the World – Internet Stones.COM Media](https://d2nqgo917py34o.cloudfront.net/wp-content/uploads/2022/10/15190331/fancy-orange-red-round-brilliant-cut-diamond.jpg)