Larger stones can demand much higher prices and star sapphires that are untreated or heat only can fetch very.
Blue star sapphire price guide.
Good star si vvs type ii 100 to 1 500 per carat.
Click here to buy star sapphire.
Sapphire prices can range greatly depending on many factors.
Blue star sapphire ceylon good star si vvs type ii 1 000 to 3 000 per carat.
Prices for ovals and cushions.
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.
A blue sapphire around 1 carat is likely to cost from as little as 450 to 1 600 depending on quality.
In india the blue star sapphire price per carat starts from rs 8 000 per carat 120 approx and can reach up to rs 50 000 per carat 770 approx for premium quality specimens.
9 hardest after diamond formation.
Sapphire ceylon untreated blue si vvs type ii 3 000 to 5 500 per carat.
A star sapphire is so named due to the appearance of a star shaped format which presents itself when the sapphire is.
After blue pink and pink orange padparadscha colors command the highest prices.
Al2o3 corundum aluminium oxide cut.
Add 8 to 10 for rounds and pears.
Black star sapphire prices have also increased in the past few.
For more information on sapphire quality factors consult our sapphire buying guide blue sapphire appraisal guide and sapphire engagement ring guide.
Add to 20 or deduct to 10 for other cutting.
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.
We also have blue star sapphires.
Generally speaking more saturation of color and deeper tone will push up the price of a sapphire.
Price guide for top quality star sapphire gemstones star sapphire this is a price guide only.
Add 10 to 20 for emeralds and marquis.
Sapphires can come as cheap as 25 per carat to over 11 000 per carat.
If certified burmese and untreated add 50 except fair or lower grades.
Blue star sapphires are often diffusion treated with titanium to improve the asterism star effect.
For example here in australia the most popular sapphire color is the cornflower blue sapphire which is a vivd blue sapphire with medium tone.
This type of sapphire is not as dark as the royal blue kind.
Blue star sapphire ceylon good star.
Natural blue star sapphire burma color.
Typically mid quality untreated blue sapphire will sell for 20 30 more than a treated stone of the same quality.