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.
No Fire: Set after firing. Hardness: Imitation Opal has a rating of approximately 5.5 on Mohs hardness scale.
Thickness: LAB-249: 2.8mm. LAB-250: 2.2mm.