Huge aquamarine stones have been found in brazil with notable examples papamel and marta rocha 552 500 and 173 500 cts respectively.
Aquamarine stone value per carat.
In india aquamarine price per carat starts from 700 10 75 per carat and can go up to 15000 230 per carat and even above depending upon the quality.
Very large specimens exist which means that aquamarine s value doesn t increase incrementally at higher carat weights.
But color saturation should not be confused with tone.
Aquamarine value since aquamarines are available in large sizes there s no incremental increase in value per carat for large gems.
Collectors who plan to display the stone instead of wearing it have different standards.
Color cut clarity and carat weight.
A stone with a colorful history or a unique shape fetches a high price from collectors.
A 50 ct aquamarine will be worth the same price per carat as a single carat gem of equal quality.
The gem price is dependent on clarity depth of color and to a lesser extent the purity of color.
Aquamarine stone value is majorly determined by its color.
The price per carat varies based on the clarity and color of the stone.
Aquamarine brazil santa maria greenish blue vs vvs type i 1 500 to 2 500 per carat.
Prices for larger aquamarines range from about 300 to 600 per carat.
A good quality 1 carat aquamarine with intense color and high clarity might cost 100 250.
The highest prices are charged for the more saturated colors with the rare santa maria aquamarines in fine quality commanding prices over 1 000 per carat.
Origin cut clarity carat weight and treatment are other factors that affect aquamarine s overall cost.