However since topaz is typically less expensive than aquamarine consumers should be wary of unscrupulous vendors who may try to sell treated topaz as aquamarine.
Blue topaz stone value.
Colorless topaz is not of particular interest to gemstone dealers and buyers and is therefore inexpensive even for bigger specimens.
However a custom cut stone can sell for as much as 150.
Make offer 7 80ct.
Blue topaz is ideal for jewelry with a hardness level of 8 on the mohs scale.
Oval cut genuine swiss blue topaz loose stone gemstone.
London blue topaz gemstone oval cut 14x10 genuine natural loose stone.
Blue topaz is available in many shades of blue such as light sky blue bright swiss blue and darker london blue.
A commercial cut stone is often available for 40 to 50.
Topaz that has undergone this treatment and been turned dark blue is sometimes used as a simulant for aquamarine these are distinct gem species.
London blue topaz gemstone oval cut 14x10 genuine natural loose stone.
As with other gemstones color has important implications on topaz s value.
As for blue topaz gemstones practically.
About blue topaz blue topaz is one of the all time top selling gemstones.
Most of the value of a blue topaz lies not within the gemstone but with the work it took to cut it.
Red topaz is particularly rare and therefore one of the most expensive types of this gemstone.