A conversation with stone cutter Justin Prim, on the art and craft of faceting stones, his digital YouTube platform, and his life in Thailand.

Justin K Prim is an American lapidary, author, and gemologist living and working in Bangkok, Thailand. He has studied gemcutting traditions all over the world as well as attending gemology programs at GIA and AIGS. He recently launched his first book, The Secret Teachings of Gemcutting, about the art of gemstone cutting. Justin works as a Lapidary Instructor as well as writing articles, producing videos, and giving talks about gem cutting history.