Daniela Mascetti and Amanda Triossi, both experts from Sotheby's, are themselves under the spell of earrings, and their erudition does not disguise that this book is as much a romance as a fine piece of art-historical research. The authors relate how the fashion of wearing precious earrings spread from ancient Egypt to the Classical Greek and Roman worlds to Byzantium. Techniques in the cutting of gemstones and diamonds, perfected in the eighteenth...