Diamonds and Diamond Grading1st Edition - November 24, 1982Latest editionAuthor: G. LenzenLanguage: EnglishPurchase optionsSorry, this title is not available for purchase in your country/region.Summer SaleSave up to 30%Bright savings for research, study and discoveryShop the summer saleProduct detailsEdition: 1Latest editionPublished: November 24, 1982Language: Englishproduct