Purple Oval Sapphire Ring (R038)
A very pretty 1.35 ct Umba Sapphire with total 0.10ct diamonds set in 18ct white gold.
This sapphire is a very rare natural colour change Umba sapphire. Umba sapphires are mined in the Umba valley in Tanzania. The color of this stone changes from light blue/purple to dark purple depending on the light source.
Colour change sapphires in any size are extremely rare and highly sought after as collector stones. In addition, sapphires of this size are rare as sapphires tend to be much smaller than other coloured stones.
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