Diamond Handbook: A Practical Guide to Diamond Evaluation, 2nd Edition (Newman Gem & Jewelry Series) - Tapa blanda

The Diamond Handbook, 2nd edition is a full-color, comprehensive guide to evaluating and identifying diamonds, which is aimed at trade professionals, gemology students, serious diamond buyers, and people who want more diamond evaluation information than they can get on the Internet. Besides providing in-depth information on diamond grading, it compares the new cut grading systems and diamond light performance reports of various gem laboratories. It also discusses and illustrates new diamond treatments and lab-grown diamonds. An entire chapter is devoted to the recutting of diamonds, and another chapter covers the history of diamond cuts and illustrates antique and estate diamond jewelry styles. The first chapter gives a brief overview of diamond formation, sources, diamond properties, lighting and diamond examination techniques. Chapters on fancy-colored diamonds, fluorescence, branded diamonds and diamond grading reports are also included. The Diamond Handbook has a glossary, bibliography, index and 320 high-quality photos (207 of them in color). As stated in a review of the first edition of the Diamond Handbook by the Journal of Gemmology: “The Diamond Handbook is a must for anyone buying, testing or valuing a polished diamond and for students in many fields.”

The Diamond Handbook updates jewelry professionals and serious diamond buyers on the new developments in diamond grading, treatments, synthetic diamonds, fancy-color diamonds and lab certificates. Using close-up photos, it shows how to make visual judgments about clarity, transparency, cut quality and brilliance. The Diamond Handbook also discusses how gem labs are incorporating brightness, fire, scintillation and pattern into their cut grades, and it provides tips on detecting treatments and man-made diamonds.