"A complete reference for goldsmiths, collectors, and jewellery makers, this book is a comprehensive guide to identifying, buying, using and caring for a dazzli
Beskrivelse: This is a comprehensive guide to identifying, buying, using and caring for a wide array of jewels and gems. It covers the origins of gemstones and
Discover the treatments, imitations, pricing, cuts, sources, and appraisal of gems.Jewellers and designer goldsmiths, lapidaries and gem cutters, stone setters,