diadem

Example:The queen wore a beautiful diadem decorated with precious jewels.

Definition:a circlet worn on the head as a mark of sovereignty or honor, or a symbol of royalty, nobility, or triumph

Example:Among the treasures were several diadems belonging to the royal family.

Definition:related to or connected with a king, queen, or other monarch

Example:The diadem featured a large glistening orb at its center.

Definition:a round ornament of precious or semiprecious stones or metal, often worn as a jewel, especially around the neck or as a part of a crown

Example:The family coat of arms featured a diadem as its crest.

Definition:a distinguishing device, such as a coat of arms or a badge, showing a shape or image

Example:The diadem was accompanied by a scepter held by the herald.

Definition:a staff, often of wood or metal, with a jeweled or ornamented top, carried by a king or queen as a symbol of authority