Untreated grape colour sapphire purple pink oval faceted loose gemstone 0.66ct

This gem is close to colour change, under the light from the camera it is a purple, and, more or less purple, but under warmer light, pinks show through and even reds want to show through.
 
This gem is 0.66ct, it is oval faceted. 
 
6mmX4.5mmX2.4mm looks a tad larger than it is.
 
The gem is an untreated natural gem, the gem is just faceted from rough and then polished  and it is very well faceted and polished.
 
Many more gems at Prelovedbargains on Etsy: https://www.etsy.com/uk/shop/Prelovedbargains?ref=seller-platform-mcnav