Jeweler's Resource

By Bruce Knuth. The most complete reference available to the retail jeweler, explaining the many characteristics of gems and jewelry. Includes an extensive listing of gems and gem properties, more than 40 diagrams of gem cutting styles, physical properties of gems, legal standards for diamond, gold, and silver marketing, listing of international ring sizes mathematical formulas, measurement conversion tables, and an illustrated glossary of over 500 jewelry and gemology terms.