watch crystal

Found in Anh - Anh (Wordnet)

Definition Noun : A transparent cover protecting the face of a watch : A "watch crystal" is a thin, hard, and usually transparent piece of material (such as glass, mineral, or synthetic sapphire) that is fitted over the dial and hands of a watch to shield them from dust, moisture, and impacts. Usage The primary function of a watch crystal is protection. It is a standard component of most wristw...