Nick Hodgson gives a tutorial on Gem stone identification using the polariscope. This is a two part tutorial.
How it's made a nice hollow ring using 18k yellow gold and diamonds. Hand made.
How it's made a "one of a kind " gold guitar pendant using a genuine Gibson Les Paul guitar as a model. Hand made . And special thanks to Castillo Kids ( Joey , Jessie and Jul...
A 25 carat Tanzanian Garnet is faceted to replace a broken stone