The mechanical wristwatch is a cherished treasure. This classic pocket guide--now in its third edition--is designed for the collector, with a historical survey, a description of how mechanical wristwatches work, and a glossary. Newly updated prices for various watches are included, along with a chapter on fakes, knock-offs, and hybrids. Information on the preservation, care, and repair of the watch rounds out the volume, making it an excellent reference for novice and experienced collectors alike.