GIA Certified 3.11 ct. Blue Sapphire Untreated - Sri Lanka
Color - Blue
Clarity - Transparent
Cut - Heart Brilliant Step cut
Ct. wt.- 3.11 ct.
Clarity - VS
Dimensions 7.42 x 9.33 x 5.80 mm
Origin Sri Lanka
Treatment - None 100% Natural
GIA certificate no. - 6242452178
All Expenses shipping, Custom duties and taxes paid by the seller.
Brilliant cut :
The modern brilliant cut was developed by Marcel Tolkowsky in 1919. It consists of 58 facets (or 57 if the culet is excluded). It is the most popular modern cut because it provides maximized light return through the top of the diamond.
Carat :
The carat (ct) is a unit of mass equal to 2 g. Carat is used for measuring the weight of gemstones.
Sapphire :
Sapphire is a gemstone of the family of the mineral corundum. The most famous color for Sapphire is blue, but trace amounts of other elements can give yellow, purple, orange, or greenish sapphires.
In the case of chromium impurities in corundum it would be called a called a Ruby. Sapphires are found in Sri Lanka, Myanmar or Australia.
