The Government of Canada’s terminology and linguistic data bank.

CROWN MAIN [1 record]

Record 1 2004-04-28


Subject field(s)
  • Gemmology
  • Diamond Industry

A kite-shaped facet on the crown of brilliant-cut diamonds.


Crown mains: 8 facets located on the crown; consist of 4 corners and 4 bezels; created during the crossworking stage.


A gemmologist may not differentiate between the 4 corners and the 4 bezels on the crown, nor between the 4 corners and the 4 pavilions on the pavilion.

Key term(s)
  • bezeel
  • top main
  • diamond shape facet


  • Gemmologie
  • Industrie diamantaire

Facette à quatre côtés en forme de losange sur la couronne de la taille brillant dont la pointe supérieure touche la table tandis que la pointe inférieure touche le rondiste.


Il y en a huit au total.


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