Blue Star Sapphire Value
Typically mid quality untreated blue sapphire will sell for 20 30 more than a treated stone of the same quality.
Blue star sapphire value. The color and clarity of star sapphires has a major influence on the overall price. Al2o3 corundum aluminium oxide cut. The most valued blue sapphires are velvety blue to violetish blue in medium to medium dark tones. Except fair or lower grades.
Amongst all the star sapphire colors blue star sapphire value remains the highest due to its rarity and high end beauty. It has a nice blue colour. The most expensive sapphire was sold on record costing 135 000 per carat. Blue star sapphire blue sapphire with diamond ring in 18 karat gold setting located in bangkok th blue star sapphire 7 47 carats blue sapphire 3 54 carats with diamond 0 44 ct ring in 18 karat white gold settings width.
Blue sapphires usually have some inclusions but generally have better clarity than rubies. The optical phenomenon responsible for the star sapphire s shimmering rays is called asterism from the latin word astrum for star. The thai blue star sapphire is a variety of sapphire that displays a six pointed star pattern radiating from the inky depths of the stone. Color has the greatest influence on a sapphire s value and preferred sapphires have strong to vivid color saturation.
The price of a sapphire is determined based on its quality which means that a large low quality sapphire would be a lot cheaper than a small but very high quality sapphire. A burmese blue cabochon star sapphire and diamond cocktail ring. Star sapphire value price and jewelry information home gemstones star sapphire value price and. 9 hardest after diamond formation.
Apart from the hue the star sapphire s value also depends on the tone and saturation of the color. Blue star sapphire ceylon good star si vvs type ii 1 000 to 3 000 per carat. Top quality unheated stones could get a premium of 50 or higher especially if they re large. Natural blue star sapphire burma color.
1 8 cm ring size. Sapphire along with her sister gemstone ruby belongs to the corundum group of gemstones considered one of the hardest minerals on earth. A stone with a very transparent body is extremely rare and will fetch a high price. Sapphires with these qualities command the highest prices per carat.
The best star sapphires will have a blue transparent body with a nice deep blue color and a sharp and vibrant star.