We are a full line service distributor to professional jewelers and watchmakers.  We offer a wide selection of products and services to make your job pleasant and profitable. The Cas-Ker Company was started in 1927 as the American and Swiss Watch and Supply Company. In 1937 the name was changed to its present form. The Cassedy brothers who now own and operate the company represent the third generation of family operation. Cas-Ker has active accounts in all 50 States, Canada and Puerto Rico, and has been serving jewelers and watchmakers for 90 years.  Cas-Ker Co. offers an unsurpassed selection of quality watchmaking and jewelers products from the USA, Switzerland, Japan, France, and Germany. Mechanical and quartz movements, case parts, crystals, crowns, stems and clasps are easy to find on our website or by calling our helpful customer service department