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  Cubic Zirconia - Tanzanite - Round
Cubic Zirconia - Tanzanite - Round


Rated AAA, our lab created cubic zirconias are as beautiful as natural diamonds. Our high quality, calibrated CZs 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 diamonds with these beautiful, affordable stones.

Click here to download a PDF version of our firing guide.
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Synthesized Cubic Zirconia (or CZ) is hard, optically flawless and can be made in a variety of different colors.

Item# Item Name Price Qty Add
CZF-600 CZ - Tanzanite - Round 2mm - Pkg - 10
CZF-601 CZ - Tanzanite - Round 3mm - Pkg - 10
(Out of Stock)
CZF-602 CZ - Tanzanite - Round 4mm - Pkg - 4
CZF-603 CZ - Tanzanite - Round 5mm - Pkg - 4
CZF-604 CZ - Tanzanite - Round 6mm - Pkg - 2
CZF-611 CZ - Tanzanite - Round 8mm - Pkg - 1
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Cubic Zirconia Tanzanite

Carbon Fire only at 1110F / 10 min. Do not fire on an open shelf. Hardness: Cubic zirconia has a rating of approximately 8.5 on Mohs hardness scale vs. a rating of 10 for diamond.