Judi McCormick / pearl nacre thickness

The definitive book on Pearls, by Elisabeth Strack

The definitive book on Pearls, by Elisabeth Strack

At over 700 pages long, I go to Strack's book whenever I have a question about pearls.

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Pearl Nacre Thickness

Pearl Nacre Thickness

The thicker the nacre of a pearl and the better the quality, the more exquisite the pearl.
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