Back to matchesWe found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitlePEARL CLASSIFICATION: THE GIA 7 PEARL VALUE FACTORS.AuthorsWing Yan Ho, Joyce; Chan Shih, SallySubjectsCLASSIFICATION; GEMOLOGYPublicationGems & Gemology, 2021, Vol 57, Issue 2, p135ISSN0016-626XPublication typeArticleDOI10.5741/GEMS.57.2.135