https://click4r.com/posts/g/18....960726/premium-blue-
The sapphires were judged by their appearance. Cornflower Sapphires and Royal Blue Sapphires are considered top-quality amongst other blue sapphires, and they can both be equally expensive and highly sought after. Sapphires are blue and reflect every shade of sky, from the blazing sun to velvety evening. Blue sapphires' value is largely determined by color. The trace elements titanium and iron are responsible for the sapphire's blue color. It only takes a little bit of either element to transform a sapphire's colorl
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