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12mm Gemstones

UnsetGems Amethyst Cabochon Medium Purples 16mm x 12mm
UnsetGems Amethyst Cabochon Medium Purples 16mm x 12mm
$19.09
Purple-blue Lab Sapphire Cushion Gemstone 14mm
Purple-blue Lab Sapphire Cushion Gemstone 14mm
$55.45 $85.00 Sale
uGems Chrysoprase Pear Gemstone Loose Unset 16mm x 12mm
uGems Chrysoprase Pear Gemstone Loose Unset 16mm x 12mm
$58.00 $65.00 Sale
Created Opal Oval Cabochon White Oval 12mm x 10mm (1)
Created Opal Oval Cabochon White Oval 12mm x 10mm (1)
$18.00 $22.00 Sale
uGems Purple Lab Sapphire Pear Unset Gem 16mm
uGems Purple Lab Sapphire Pear Unset Gem 16mm
$17.27 $84.83 Sale
Black Spinel Oval Unset Faceted 12mm X 16mm
Black Spinel Oval Unset Faceted 12mm X 16mm
$9.75 $16.00 Sale
uGems Blue Lab Sapphire Faceted Loose Pear 3 Carats
uGems Blue Lab Sapphire Faceted Loose Pear 3 Carats
$30.36 $39.12 Sale
Blue Lab Sapphire Pear Facet Synthetic 4 Carats
Blue Lab Sapphire Pear Facet Synthetic 4 Carats
$13.64 $34.91 Sale
uGems Pink Synthetic Sapphire Cushion Loose Unset ~15mm
uGems Pink Synthetic Sapphire Cushion Loose Unset ~15mm
$28.18 $74.56 Sale
uGems Simulated Emerald Assorted Sizes
uGems Simulated Emerald Assorted Sizes
On Sale from $9.50 $65.00 Sale
Purple-blue Lab Sapphire Pear Unset Loose 18mm
Purple-blue Lab Sapphire Pear Unset Loose 18mm
$40.91 $183.14 Sale