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 Straight Baguette AA Grade Green Natural Tourmaline
Regular price $23.98 USDRegular priceUnit price / per -
Calibrated Trillion AA Grade Pink Natural Tourmaline
Regular price From $31.92 USDRegular priceUnit price / per -
Calibrated Heart AA Grade Pink Natural Tourmaline
Regular price From $29.80 USDRegular priceUnit price / perSold out -
Calibrated Marquise AA Grade Pink Natural Tourmaline
Regular price From $25.10 USDRegular priceUnit price / per -
Calibrated Marquise AA Grade Green Natural Tourmaline
Regular price From $16.52 USDRegular priceUnit price / perSold out -
Calibrated Princess Cut Square AA Grade Pink Natural Tourmaline
Regular price From $27.14 USDRegular priceUnit price / per -
Calibrated Round AA Grade Green Natural Tourmaline
Regular price From $14.48 USDRegular priceUnit price / per -
Calibrated Round AA Grade Pink Natural Tourmaline
Regular price From $12.96 USDRegular priceUnit price / per