Sotheby's Paris hosted a fine jewelry auction last month, and several sapphire and diamond rings—much like Kate Middleton's royal engagement ring—sold for staggering prices. A 10.68 carat cushion-cut ...
Forbes contributors publish independent expert analyses and insights. David Bressan is a geologist who covers curiosities about Earth. Jun 26, 2025, 02:26pm EDT Jun 27, 2025, 05:34am EDT A medieval ...
Princess Diana‘s sapphire and diamond engagement ring set off a trend of using precious gemstones as engagement rings and remains one of the most memorable celebrity and royal family engagement rings ...
Sapphire is a corundum gemstone that has meaning, properties, and uses. Corundum gemstones are the crystalline form of aluminum oxide with traces of iron, titanium, vanadium, and chromium. Sapphire is ...
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All About Kate Middleton's 12-Carat Sapphire Engagement Ring (Which Originally Belonged to Princess Diana)
She now has a five-ring stack all paying homage to royal history. Kate Middleton's engagement ring features a blue sapphire stone surrounded by 14 round-cut solitaire diamonds. It's set in 18-carats ...
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