The World Jewellery Confederation (CIJBO) has begun releasing the latest, updated versions of its Blue Books following the 2010 CIBJO Congress meeting that took place in Munich, in February. The first book to be released since the 2010 Congress meeting is the Pearl Book.á
The Pearl Book discussesáNatural, Cultured & Imitation Pearls - Terminology & Classification, which includes information on modifications.
To download the Pearl Book in its entirety, click on the link below:
CIBJO'S 2010 Pearl Book