Watchcase From Wikipedia the free encyclopedia This article does not cite any sources. Please help improve this article by adding citations to reliable sources. Unsourced material may be challenged and removed.Find sources: "Watchcase" – news · newspapers · books · scholar · JSTOR (April 2021) (Learn how and when to remove this message) A case for a pocket watch, 1870. The outer clamshell protects the watch. The inner layer contains a glass window. The ring is for the attachment of a chain. A usually clamshell case for a mechanical watch, common until the early twentieth century. This fashion-related article is a stub. You can help Wikipedia by expanding it.vte