Collection: Calibrated Gemstones
These loose gemstones in standard calibrated sizes are not only beautiful works of nature, but their standard sizing makes them easy to set into jewelry of any style.
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Calibrated Emerald Cut AAA Grade Purple Natural Amethyst
Regular price From $24.25 USDRegular priceUnit price / per$34.99 USDSale price From $24.25 USDSale -
Calibrated Asscher Cut AA Grade Purple Natural Amethyst
Regular price From $52.51 USDRegular priceUnit price / per$66.40 USDSale price From $52.51 USDSale -
Calibrated Cushion AA Grade Purple Natural Amethyst
Regular price From $16.49 USDRegular priceUnit price / per$24.75 USDSale price From $16.49 USDSale -
Calibrated Checkerboard Cushion AA Grade Purple Natural Amethyst
Regular price From $17.41 USDRegular priceUnit price / per$25.97 USDSale price From $17.41 USDSale -
Calibrated Checkerboard Cushion A Grade Purple Natural Amethyst
Regular price From $9.29 USDRegular priceUnit price / per$22.83 USDSale price From $9.29 USDSale -
Calibrated Cushion A Grade Purple Natural Amethyst
Regular price From $9.29 USDRegular priceUnit price / per$22.83 USDSale price From $9.29 USDSale -
Calibrated Checkerboard Oval AA Grade Purple Natural Amethyst
Regular price From $14.22 USDRegular priceUnit price / per$21.76 USDSale price From $14.22 USDSale -
Calibrated Checkerboard Oval A Grade Purple Natural Amethyst
Regular price From $8.48 USDRegular priceUnit price / per$34.75 USDSale price From $8.48 USDSale -
Calibrated Square AAA Grade Purple Natural Amethyst
Regular price From $17.59 USDRegular priceUnit price / per$26.20 USDSale price From $17.59 USDSale -
Calibrated Cabochon Oval AA Grade Purple Natural Amethyst
Regular price From $8.84 USDRegular priceUnit price / per$24.16 USDSale price From $8.84 USDSale -
Calibrated Emerald Cut AA Grade Purple Natural Amethyst
Regular price From $13.03 USDRegular priceUnit price / per$20.20 USDSale price From $13.03 USDSale -
Calibrated Emerald Cut A Grade Purple Natural Amethyst
Regular price From $8.84 USDRegular priceUnit price / per$28.48 USDSale price From $8.84 USDSale -
Calibrated Cabochon Pear AA Grade Purple Natural Amethyst
Regular price From $9.02 USDRegular priceUnit price / per$22.83 USDSale price From $9.02 USDSale -
Calibrated Trillion AAA Grade Purple Natural Amethyst
Regular price From $13.30 USDRegular priceUnit price / per$20.55 USDSale price From $13.30 USDSale -
Calibrated Cabochon Square AA Grade Purple Natural Amethyst
Regular price From $5.29 USDRegular priceUnit price / per$34.75 USDSale price From $5.29 USDSale -
Calibrated Trillion B Grade Purple Natural Amethyst
Regular price From $5.56 USDRegular priceUnit price / per$35.96 USDSale price From $5.56 USDSale