https://speakerdeck.com/facetlab 2026-06-26 07:31:45 -0400 FacetLab is a free browser-based WebGL diamond polishing simulator for learning the diamond 4Cs visually. Live tool: https://4cs.co.za/diamond-polishing-game/ Source code: https://github.com/nichesza-max/facetlab FacetLab is a free browser-based WebGL diamond polishing simulator for learning the diamond 4Cs visually. Live tool: https://4cs.co.za/diamond-polishing-game/ Source code: https://github.com/nichesza-max/facetlab Fri, 26 Jun 2026 00:00:00 -0400 https://speakerdeck.com/facetlab/facetlab-open-source-diamond-4cs-browser-simulator https://speakerdeck.com/facetlab/facetlab-open-source-diamond-4cs-browser-simulator