Price guide for top quality star sapphire gemstones star sapphire this is a price guide only.
Blue star sapphire price guide.
Add to 20 or deduct to 10 for other cutting.
A star sapphire is so named due to the appearance of a star shaped format which presents itself when the sapphire is.
This type of sapphire is not as dark as the royal blue kind.
Black star sapphire prices have also increased in the past few.
If certified burmese and untreated add 50 except fair or lower grades.
Just like other colored gems blue sapphire price per carat largely depends upon the four quality parameters also called 4c s color clarity cut and carat weight.
Sapphires can come as cheap as 25 per carat to over 11 000 per carat.
Therefore before buying a blue sapphire online or from a local gem store it is better to gain a before hand knowledge about how the blue sapphire prices vary.
Blue star sapphires are often diffusion treated with titanium to improve the asterism star effect.
Natural blue star sapphire burma color.
After blue pink and pink orange padparadscha colors command the highest prices.
Many treated star sapphires in the 1 2 carat range often sell for as little as 10 20 usd per carat.
Generally speaking more saturation of color and deeper tone will push up the price of a sapphire.
Click here to buy star sapphire.
Prices for ovals and cushions.
It has a nice blue colour.
A blue sapphire around 1 carat is likely to cost from as little as 450 to 1 600 depending on quality.
Generally a natural blue star sapphire prices remain the highest due to its high rarity and demand.
Add 10 to 20 for emeralds and marquis.
Add 8 to 10 for rounds and pears.
Al2o3 corundum aluminium oxide cut.
We also have blue star sapphires.
Sapphire ceylon untreated blue si vvs type ii 3 000 to 5 500 per carat.
Blue star sapphire ceylon good star.
Larger stones can demand much higher prices and star sapphires that are untreated or heat only can fetch very.
Good star si vvs type ii 100 to 1 500 per carat.
9 hardest after diamond formation.
Typically mid quality untreated blue sapphire will sell for 20 30 more than a treated stone of the same quality.
For example here in australia the most popular sapphire color is the cornflower blue sapphire which is a vivd blue sapphire with medium tone.
Sapphire prices can range greatly depending on many factors.