About 13 results for "UCgIE5EExRBx9RBY6Dg_hZPQ"

How Hydrothermal Emeralds are Created

Justin K Prim • Feb 22, 2022

How Emeralds Are Oiled

Justin K Prim • Mar 9, 2021

Handpiece Comparison - J Type vs Cheater Type - Sterling Sri Lankan Faceting Machine

Justin K Prim • Jun 1, 2020

World of Faceting Machines Ep.19 : Korean Machine Cut Melee

Justin K Prim • Mar 30, 2020