9/11/2023 0 Comments Royal blue sapphire![]() ![]() There are hundreds if not thousands of gemstones already in the market that have been classified as Pigeons blood Ruby or Royal blue Sapphire. This may decrease supply and increase the price but lets look at what else it could do. The Sapphire must be untreated (just like Rubies, heated Sapphires are widely accepted in the trade).īased on the above criteria it means that very few Rubies or Sapphires will classify as either a Pigeons blood Ruby or a Royal blue Sapphire.Just like Rubies there cannot be any modifiers. Colour most be an intense, saturated and a homogeneous Blue.Only Rubies from Burma are eligible (based on a criteria that Rubies from other regions contain more iron which suppresses fluorescence).Only Rubies that have not been treated in anyway (this includes heat treatment which is widely accepted by the trade). ![]()
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