nr antique 18ct gold 1920s platinum vtg old mine cut natural diamond deco ring

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This rare ring is being offered with NO RESERVE !!!!The mine cut Diamonds surround a lovely synthetic Royal blue sapphire Emerald cut which is original to the ring , A lovely 3 carat stone that has the most beautiful blue colour, Here are some interesting facts that to me actually makes the ring worth MORE than if it was a real Sapphire ! Around the 1890s, synthetic stones were developed by a Frenchman named August Verneuil, he created the stones by using a process called “flame fusion.” by taking a blowtorch to powdered corundum he created a ball of material that was then shaped into a cylinder that could be cut and faceted to form gemstones. Exhibited at the 1900 Paris Exposition, synthetic Sapphires and Rubys nearly caused a riot among jewellers Marcie Imberman, gemologist and sales representative for Kentshire Galleries in New York City, often sees synthetic stones used in the 1920s in Art deco jewellery, bracelets and rings, she said that synthetic stones weren’t always cheaper because French cut stones could be expensive she says.They were looking for consistency in colour and matching the stones was easier. Another advantage was the availability of natural gemstone, this was more so during World War II when they were scarce. “Synthetic sapphires or rubies were used. this is why you see them more in orginal antique read more