Even though some buyers may prefer aquamarine gems that have a light green shimmer in them the most valuable stone is the pure clear blue aquamarine gemstone.
Aquamarine stone color chart.
Aquamarine gemstone is the green blue to blue variety of the mineral beryl.
Its price per carat remains relatively constant.
Aquamarine grading chart aquamarine colour aquamarine stone alphabet crystal system color scale family tattoos blue zircon birthstone jewelry gems and minerals.
Smaller sized aquamarines less than 5mm aquamarines typically have a lighter shade as their size limits their ability to showcase a deep blue color.
In general the purer and more intense the blue color the more valuable the stone.
The gem s most valuable color is a dark blue to slightly greenish blue with moderately strong intensity.
Color is probably one of the more important determinants of aquamarine value.
What is the best color for aquamarine gemstones.
Aquamarine grading chart august 2020.
The value of aquamarine gemstones is very much determined by their aesthetics.
Very large specimens exist which means that aquamarine s value doesn t increase incrementally at higher carat weights.
Color aquamarine s color range is very narrow.
It is known to be large in size well formed making it particularly valuable.