Newman is an experienced gemologist who has written five other guides on gemstones and jewelry. The fourth edition of her consumer guide on pearl buying has been completely revised to reflect changes since publication of the third (1999) edition, and now includes two new chapters on pearl price factors and creating unique pearl jewelry with colored gems, tips on bridal pearls, information on keshi pearls, and new color photographs of pearls, pearl jewelry, clasps and neck pieces. Annotation ©2004 Book News, Inc., Portland, OR (booknews.com)