Reference

Resources

Templates, design files, and sourcing guidance to support the guides elsewhere on this site.

How to model, check, and scale a facet design before you ever touch a lap.

GemCad design files and printable reference charts you can use directly.

How to evaluate rough material and where lapidaries actually source it.

Quick reference

Grit progression at a glance

Open a template and scale it to your rough before cutting a single facet.