Recutting a Ametrine gemstone
21:02
Cutting gemstones: cushion cut in amethyst.
11:28
How much is left after cutting a Gem??
15:06
Gem Cutting Tutorial: Shallow Pavilion AAA Ametrine
23:53
Faceting gemstones: cutting a huge gem 2
16:33
All About Single Source Gemstones | Ametrine, Larimar & More!
16:53
How To Cut Gemstones - Amethyst Faceting
23:31
Amatista en Talla Fantasía *Activa el HD*
21:27