Opal-Lab Gemstones

Opal-Lab Gemstones

Opal

These stunning Opal Gemstones are high quality and feature stunning specks that diffract light. If you are looking for an inexpensive way to add gemstones to your design, lab gemstones are just for you. Choose from different shapes and sizes. Our selection should not be fired and set after firing.
For firing temperature and time on a variety of gemstones, refer to our Gemstone Firing Guide:

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