Design and analysis software
Gem Diagram
Browser-based faceting diagram tool for designing a cut, planning rough orientation and rendering a preview.
The record
Kind of equipmentDesign and analysis software
Platformweb
Price, as listedA view-only free tier is offered; the Pro plan is published at USD 29 per month or USD 240 per year.
StatusTrading
What it makes
Named as the maker names them on its own site. Specifications and availability change; confirm with the maker before ordering.
Gem Diagram FreeGem Diagram Pro
Worth knowing
Runs entirely in the browser with nothing to install. No author or company address is given on the site.
Compiled from gemdiagram.com, read on August 16, 2026.
We record what makers publish about themselves. We have not tested this equipment, we take no commission on it, and a listing here is not a recommendation to buy.