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Lab Gemstone - Ruby - Round
Lab Gemstone - Ruby - 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 Qty Add
LAB-301 Lab Gemstone - Ruby - Round 2mm - Pkg - 10
LAB-302 Lab Gemstone - Ruby - Round 3mm - Pkg - 10
LAB-304 Lab Gemstone - Ruby - Round 5mm - Pkg - 4
LAB-305 Lab Gemstone - Ruby - Round 6mm - Pkg - 2
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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.