Natural Rare Ceylon Color-Change Purple Sapphire Round Cut VVS Unheated!

This is Stunning! Natural Rare Ceylon 100% Color-Change Purple Sapphire Unheated and Untreated! in a round cut the carat weight is 12.60ctw thr clarity is VVS the measurements are 13.3x16.6x10.2mm.This has a excellent cut grade. it is mined in Sri Lanka. This Ceylon 100% Color-Change Purple Sapphire is transparent it allows the light to pass through it, as you can see in my pictures. It has a gemstone effect a Color-Change effect, as you can see in my pictures. I used a UV pen light and it also shows it in my hand! To have this Color-Change effect, you have to have Vanadium and Chromium. it has to be evently distributed throughout the Sapphire, to make this color-change effect happen. That is how you can see the color-change when viewed in different angles. This is a 100% color-change. That makes this very Rare and Vintage and Valuable! This is a one-of-a-kind Gem, making it unique to any jewelry collection. This is the most sought-after gemstone by Sapphire collectors all over the world. This would make a Stunning ring or pendant setting! Comes with a gem jar If you have any questions please don't hesitate to ask me! Origin: Sir Lanka Hardness: 9.00 like a Diamond Refractive Index: 1.76-1.77 Relative Density: 3.90-4.10 This Is A Extremely Rare 100% Color-Change Purple Sapphire!