Tag : Cultured Pearls

News about treated brown cultured pearls

News about treated brown cultured pearls. Published in GAHK Journal, 2006.

Author(s): H.A. Haenni

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Study shows chocolate pearls are ‘stained’

Study shows chocolate pearls are ‘stained’. Published in Jewellery News Asia, 2006.

Author(s): H.A. Haenni

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