Amethyst Value Calculator
Calculate amethyst carat weight and value. Get accurate price estimates for your amethyst gemstones.
Amethyst Weight & Value Calculator
Specialized calculator for amethyst gemstones (SG: 2.65)
Enter gemstone dimensions and click calculate to see results
About Amethyst Gemstones
Amethyst is a purple variety of quartz and one of the most popular gemstones. With a specific gravity of 2.65, amethysts are relatively light. They range from pale lilac to deep purple and are February's birthstone.
Amethyst Value Factors:
- Color: Deep, rich purple with red flashes is most valuable
- Clarity: Eye-clean stones are preferred
- Size: Larger stones are more available than in other gems
- Origin: Uruguayan and Brazilian amethysts are prized
- Treatment: Natural color is most desirable
Use our amethyst calculator to determine the approximate worth and value of your amethyst gemstones based on weight and quality.