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 Oval Aa Grade Green Natural Tourmaline
Regular price $647.61 USDRegular priceUnit price / per -
Calibrated Checkerboard Cushion AA Grade Pink Natural Tourmaline
Regular price $234.63 USDRegular priceUnit price / per -
Calibrated Emerald Cut AA Grade Pink Natural Tourmaline
Regular price From $93.75 USDRegular priceUnit price / per -
Calibrated Cabochon Oval AA Grade Pink Natural Tourmaline
Regular price From $43.36 USDRegular priceUnit price / per -
Calibrated Cabochon Oval A Grade Green Natural Tourmaline
Regular price From $15.10 USDRegular priceUnit price / per -
Calibrated Emerald Cut AA Grade Green Natural Tourmaline
Regular price From $59.32 USDRegular priceUnit price / per -
Calibrated Oval AA Grade Pink Natural Tourmaline
Regular price From $73.59 USDRegular priceUnit price / per -
Calibrated Heart AA Grade Green Natural Tourmaline
Regular price From $54.51 USDRegular priceUnit price / per -
Calibrated Oval AA Grade Green Natural Tourmaline
Regular price From $59.25 USDRegular priceUnit price / per -
Calibrated Trillion AA Grade Green Natural Tourmaline
Regular price From $54.51 USDRegular priceUnit price / per -
Calibrated Pear AA Grade Pink Natural Tourmaline
Regular price From $65.26 USDRegular priceUnit price / per -
Calibrated Pear AA Grade Green Natural Tourmaline
Regular price From $36.72 USDRegular priceUnit price / per -
Calibrated Cabochon Round AA Grade Pink Natural Tourmaline
Regular price From $35.08 USDRegular priceUnit price / per -
Calibrated Square AA Grade Green Natural Tourmaline
Regular price From $30.50 USDRegular priceUnit price / per -
Calibrated Cabochon Round A Grade Green Natural Tourmaline
Regular price From $22.04 USDRegular priceUnit price / perSold out -
Calibrated Straight Baguette AA Grade Pink Natural Tourmaline
Regular price From $32.74 USDRegular priceUnit price / per