Bezel facets are the 8 large four-sided facets on the crown of a round brilliant. They run from the table to the girdle.
In more detail
The crown angle is measured on the bezels. Their slope bends the outgoing light and sets the crown height.
On a grading report
Their slope is the crown angle on the proportion diagram.
Related terms
- Crown angle: The crown angle is the slope of the bezel facets, measured against the plane of the girdle.
- Star facet: Star facets are the 8 small triangular facets of a round brilliant's crown that touch the table.
- Upper half facet: Upper half facets are the 16 small triangles along the crown edge of a round brilliant. There are two between each pair of bezels.
- Crown: The crown is the part of a cut stone above the girdle. On a standard round brilliant it has 33 facets: the table, 8 stars, 8 bezels and 16 upper halves.