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Untreated Cushion Cut Blue Sapphire 0.63ct IGI Certified Loose Gem

About the Item

Untreated Cushion Cut Blue Sapphire 0.63ct IGI Certified Loose Gem 5.4x4.3mm Natural Untreated Deep Blue Sapphire Gemstone IGI Certified. 0.63 Carat stone with an excellent cushion cut and excellent clarity, a very clean stone. Fully certified by IGI in Antwerp, one of their best and most well equipped gem labs. Totally untreated and unheated, very rare for natural sapphires. Gemstones displayed in the blister seal like this are very hard to photograph, some lines and reflections are shown that are not features of the gemstones clarity. Some photo angles show lines across the stone, this is simply the reflection from the blister seal.
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