Helps you to select and evaluate diamonds and diamond jewellery. This edition has 140 fresh photographs of ring styles, coloured diamonds and contemporary diamond cuts. It also includes information on...
Se mere om bogen
Suitable for laypeople and professionals, this is an easy-to-read guide to maintaining healthy bones and taking charge of health care. It addresses the challenge of finding a competent centre that dis...
Se mere om bogen
A guide to identifying and evaluating alexandrite, andalusite, chrysoberyl, cat's-eye, kyanite, sillimanite, common opal, fire opal, dinosaur gembone, tsavorite, rhodolite, spessartine, demantoid, mal...
Se mere om bogen