---
title: "Star facet: meaning in gemology"
description: "Star facets are the 8 small triangular facets of a round brilliant's crown that touch the table."
url: https://digitalgemology.com/learn/glossary/star-facet
image: https://digitalgemology.com/img/og-digital-gemology.png?v=d224fb01
---

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[Glossary](https://digitalgemology.com/learn/glossary) · Anatomy and proportions

# Star facet

Also called stars, star facets

Star facets are the 8 small triangular facets of a round brilliant's crown that touch the table.

## In more detail

Their reach toward the girdle is the star length. Long stars make the bezels smaller.

## On a grading report

Described on the proportion diagram by the star length.

## Related terms

- [Star length](https://digitalgemology.com/learn/glossary/star-length): Star length is how far the star facets reach from the table edge toward the girdle. It is a percentage of that distance.
- [Bezel facet](https://digitalgemology.com/learn/glossary/bezel-facet): Bezel facets are the 8 large four-sided facets on the crown of a round brilliant. They run from the table to the girdle.
- [Table](https://digitalgemology.com/learn/glossary/table): The table is the large flat facet on top of a cut stone, an octagon on a round brilliant. Much of the light enters through it.
- [Crown](https://digitalgemology.com/learn/glossary/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.

## Learn more

- [The parts of a diamond: crown, girdle and pavilion](https://digitalgemology.com/learn/diamond-anatomy/parts-of-a-diamond)
- [Star length and lower half length in a round brilliant](https://digitalgemology.com/learn/diamond-anatomy/star-length-and-lower-half-length)

[All 328 terms](https://digitalgemology.com/learn/glossary)