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    Is a red diamond a ruby?

    A true, pure red diamond does not resemble a ruby, a garnet, or any other red gemstone in terms of the color. A red diamond’s coloring is slightly gentler. Then, Which stone is costly? Red Diamond – $1,000,000 per carat Above we featured the diamond as one of the most expensive gemstones, and coming in […] More

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    How much is a 1 carat ruby worth?

    Based on what is available in our inventory, the vast majority of rubies that weigh around 1 carat are at least $1,000 per carat. This amount easily doubles if the ruby has not been heat-treated and will increase steeply for rubies that show good color, even if they have been heated. Then, How much is […] More