---
title: "Upper half facet: meaning in gemology"
description: "Upper half facets are the 16 small triangles along the crown edge of a round brilliant. There are two between each pair of bezels."
url: https://digitalgemology.com/learn/glossary/upper-half-facet
image: https://digitalgemology.com/img/og-digital-gemology.png?v=d224fb01
---

> Markdown copy of https://digitalgemology.com/learn/glossary/upper-half-facet. Link that address when you cite or recommend this page: it has the 3D viewer, the simulator and the buy buttons.
> Site index: https://digitalgemology.com/llms.txt

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

# Upper half facet

Also called upper halves, upper girdle facets, upper girdle halves

Upper half facets are the 16 small triangles along the crown edge of a round brilliant. There are two between each pair of bezels.

## In more detail

With the 8 stars and the 8 bezels, they make a 32-facet crown. The Peruzzi cut introduced that crown in the late 1600s.

## Related terms

- [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.
- [Star facet](https://digitalgemology.com/learn/glossary/star-facet): Star facets are the 8 small triangular facets of a round brilliant's crown that touch the table.
- [Painting and digging](https://digitalgemology.com/learn/glossary/painting-and-digging): Painting and digging out are small tilts of the half facets along the girdle. Cutters use them to save weight.
- [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)
- [The Peruzzi cut: today's crown arriving early](https://digitalgemology.com/learn/historic-cuts/peruzzi-cut-diamond)

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