---
title: "3D Gemstone Simulator"
description: "A live, ray-traced 3D gemstone simulator for 40 cuts and 5 Platonic solids in 7 gemstones: set carat, colour and clarity, turn the stone, and read its 3D gemstone report, measured from each cut's own 3D model."
url: https://digitalgemology.com/tools/3d_gemstone_simulator
image: https://digitalgemology.com/img/og-digital-gemology.png?v=d224fb01
---

> Markdown copy of https://digitalgemology.com/tools/3d_gemstone_simulator. 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

# 3D Gemstone Simulator

A live, ray-traced 3D gemstone simulator for 40 cuts and 5 Platonic solids in 7 gemstones: set carat, colour and clarity, turn the stone, and read its 3D gemstone report, measured from each cut's own 3D model.

Free, in the browser, no account. How it works, with the formulas: [How we measure](https://digitalgemology.com/about/how-we-measure/simulator).

## View

Turn

## Show

Facet mesh The true facet edges, drawn over the stone Light map Where the light that reaches your eye comes from

## Lighting

[Cut page](https://digitalgemology.com/cuts/)