3. Size. ebony pearls' diameter are generally measured by its millimeter. Polynesian pearl nuggets assess 8 to twelve mm; some large pearl nuggets found there can assess 13 to eighteen mm. The greatest pearl nuggets would be the kinds present in to the south Seas. dimension are generally a course in ranking pearl nuggets in spite of the fact that it doesn't enrich the worth they possess.

4. Surface. Pearls' surface area is most undoubtedly an additional component in grading a ebony pearl. diamond jewelry appraiser examines a pearl on its exterior layer. individuals pearl nuggets with markings (2 to three pin pricks) can however belong to some ranking as lengthy as its surface area is clean. individuals best pearl nuggets with flawless surface area are almost never present in spite of the fact that available and for that reason very priced. Any places and signifies within the nacre minimize the ranking of pearl nuggets to B C or D.

When acquiring ebony pearls, a life span ensure need to constantly accompany any purchase.