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Lab Gemstone - Ruby - Cabochon Round
Lab Gemstone - Ruby - Cabochon Round


Our lab created gemstones are as beautiful as natural stones. These high quality stones are precision cut and perfect for any setting, or to embed directly into metal clay.

Available in a variety of shapes, sizes and colors, get the sparkle and shine of natural stones with these beautiful, affordable gemstones.

Click here to download a PDF version of our firing guide.
Click photo to choose size.

Item# Item Name Price New Price Qty Add
LAB-320 Lab Gemstone - Ruby - Cabochon Round 2mm - Pkg - 10
LAB-322 Lab Gemstone - Ruby - Cabochon Round 6mm - Pkg - 2
$2.10 (Out of Stock)
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Features & Videos:

Lab Gemstone - Ruby

Stable at all metal clay temperatures. Hardness: Lab Ruby has a rating of approximately 9 on Mohs hardness scale vs. a rating of 10 for diamond.