The "Infinite Blue" diamond, a rare 11.28-carat radiant-cut fancy vivid blue diamond, recently went up for auction at Sotheby's in Hong Kong.

Tecolem.com

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Blue diamonds are highly coveted and considered among the rarest gemstones in the world.

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The diamond was offered as the luxury highlight of Sotheby's autumn marquee sales series and was sold mounted onto a diamond ring.

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It sold for a remarkable $25.3 million at auction, just below its $26 million low-sales estimate.

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This sale marked the third-highest achieved price for a blue diamond in Asia, highlighting the diamond's exceptional rarity and desirability.

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This sale marked the third-highest achieved price for a blue diamond in Asia, highlighting the diamond's exceptional rarity and desirability.

Source by google image