Pocket Watch Database
Charles L. Thiery (Boston)
Case Grades
Note: This chart is not intended to be a comprehensive list of grades. Some grades changed traits over time and other grades may not be listed. This chart will be improved as additional information is studied.
Image | Name | Case Material | Gold Content | Gurantee | Source Catalogs | Trademarked |
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Coin Silver | Coin Silver | ||||
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Coin Silver Patent Dates | Coin Silver |