What does the word gem mean?

Usage examples for gem

  1. 18. Then said Gudrun, Giuki's daughter: " Such was my Sigurd among Giuki's sons, as is the garlick out from the grass which grows, or a bright stone on a thread drawn, a precious gem on kings. – The Elder Eddas of Saemund Sigfusson; and the Younger Eddas of Snorre Sturleson by Saemund Sigfusson and Snorre Sturleson
  2. We have a new worker, a gem of a worker. – Dear Enemy by Jean Webster
  3. It was the special runner who was carrying the latest gem from the lips of Bendigo- at work a little farther up- to the expectant and breathless audience. – No Man's Land by H. C. McNeile