Black star sapphire is mostly mined in thailand west africa and india.
Black sapphire prices per carat 2017.
In india royal blue sapphire price per carat can range from 2 lakh per carat 3100 approx and goes up to 10 lakh per carat 15500 approx and even above.
Royal blue sapphire price per carat for those who admire darker shades of blue royal blue sapphire is an ideal choice.
Carat weight has a large impact on a sapphire s price.
This is the last aspect of a sapphire that can impact the cost of it.
There are also black star sapphire varieties that exhibit pink and purple hues.
We are now at a cross roads where demand overtakes.
Production of sapphire in this region is now limited.
Blue cabochons 5 to 1 carat.
Generally the greater the carat weight the more the stone s value.
In the world of sapphire stones over 5cts are rare while stones above 15cts are very rare.
Color change sapphire 5 to 1 carat.
A sapphire stone can always be re cut so clarity is probably more important.
Kashmir blue sapphires have already increased 100 in price due to low availability of this deep blue sapphire.
Several years ago we had some excellent 2 2 5 carat blue sapphires at around 400 per carat and recently acquired a 5 09 carat madagascan sapphire with if clarity that is priced at around 600 per carat.
Large sapphires are rare and therefor very expensive so it is the overall size of the stone that will increase its price.
Kashmir sapphires have a price structure all their own.
Many sapphires are said to have kashmir color or are called kashmir due to their color.
Many believe that this stone could sell up to 175 million.
Unlike black sapphire black star sapphire is a very expensive gemstone and can cost thousands of dollars.
1 to 7 carats.
1 to 7 carats.
While quality 2 to 3 carat stones would sell for approximately double the price per carat so that would be around 1600 2000 per carat.
This stone s black color is a result of iron and titanium traces present in the mineral.
Slpr 5 6 6 6 7 5.
As of may 2015 the record price for a ruby is approximately 2 million per carat.
A blue sapphire around 1 carat is likely to cost from as little as 450 to 1 600 depending on quality.
Carat weight of a sapphire.
Sir lanka has also not increased production and gem guide tracking shows prices have increased 20 30 per annum since 2011.
Sapphires can come as cheap as 25 per carat to over 11 000 per carat.
A top quality 1 to 2 carat stone might retail for prices between 800 1200 per carat.
Million for a 25 59 carat mogok pigeon s blood ruby.
Prices typically increase substantially for quality sapphire gems weighing over 2 carats.