---
title: "Tier table: meaning in gemology"
description: "A tier table lists the angle, index positions and cutting order of every tier in a faceting design. Ours comes as a .csv file that opens in any spreadsheet."
url: https://digitalgemology.com/learn/glossary/tier-table
image: https://digitalgemology.com/img/og-digital-gemology.png?v=d224fb01
---

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[Glossary](https://digitalgemology.com/learn/glossary) · Cutting and files

# Tier table

Also called .csv tier table

A tier table lists the angle, index positions and cutting order of every tier in a faceting design. Ours comes as a .csv file that opens in any spreadsheet.

## In more detail

It lists every step in the order you cut it. It opens in Excel, Google Sheets, LibreOffice Calc and Numbers.

## How we measure it

Each set of our cutting files includes a tier table.

## Related terms

- [Tier](https://digitalgemology.com/learn/glossary/tier): A tier is a set of facets cut at the same angle, at several index positions around the stone. A faceting design lists its tiers in cutting order.
- [Cutting order](https://digitalgemology.com/learn/glossary/cutting-order): Cutting order is the sequence in which a faceter cuts the tiers of a design. Each new tier is cut to meet the tiers before it.
- [Cutting file](https://digitalgemology.com/learn/glossary/cutting-file): A cutting file is a faceting design: every facet's angle and index, in cutting order, for a faceting machine. It tells a faceter how to cut the stone.

## Learn more

- [Who uses our files](https://digitalgemology.com/about/files)

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