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  Lab Gemstone - Sapphire - Oval
Lab Gemstone - Sapphire - Oval


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.

Item# Item Name Price Qty Add
LAB-408 Lab Gemstone - Sapphire - Oval 4mm x 6mm Pkg - 4
LAB-409 Lab Gemstone - Sapphire - Oval 5mm x 7mm Pkg - 4
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Lab Gemstone - Sapphire

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