Hundreds and hundreds of years ago, the treatment of gemstones has existed. Currently, many of the treatments are still being used. Treatments of the gemstones bring some Broadway changes in the gemstone itself or in clarity.
99% of Rubies today are heated/treated in order to make them clear enough and red enough to sell in the gemstone market. Less than 1% of rubies are unheated/untreated making them very rare and valuable. This rare stone is virtually eye clean with only a few translucen...