Bodytone Chart And Brightness Scale Explained Simply For Opal
Watch me explaining body tone chart and the brightness scale. This is only a guide to show you how the scales work.
12 tips to cut and polish a better opal
How to cut a Nobby..polishing of rough opal made to look easy…Watch master cutter Justin from Black Opal Direct polish a piece of rough ‘Nobby’ with a flat colour bar into an oval cabochon. In this...