Name : Natural Blue sapphire star Weight : 5.07 ct Dimensions : 11.80 x 7.14 x 5.94 mm Color and Transparency : Purple (Transparent) Origin : Ceylon (Srilanka) Comment lab : No Thermal Treatment Detected Natural Color My comment : I like this stone because it is very clean, the color is thick, the star is sharp, and has 12 star or ray. Very rare item have stone 12 ray but its very clean, est clean 99.99%. The item "Natural purple star sapphire srilanka 5.07ct ceylon blue sapphire 12ray Rare" is in sale since Wednesday, April 15, 2020. This item is in the category "Jewelry & Watches\Loose Diamonds & Gemstones\Loose Gemstones\Sapphire\Natural Sapphires". The seller is "uyuypink" and is located in Jakarta Barat.This item can be shipped worldwide.