Recutting A BIG Emerald
7:26
A Video to Distract Us from our Daily Woes
34:16
COLECCIÓN DE REFERENCIA DE MATERIALES GEMOLÓGICOS ESPAÑOLES
15:11
How to cut gemstones faceting a pair of princess cut Amethyst gemstones
19:08
From Earth to Art: How this Young Japanese Artist Creates Stunning Pottery from Raw Soil!
11:55
How to Smoke Fire Ceramics: Unique Pottery Finishing Techniques
28:57
MOST EXPENSIVE Gemstones Ever Discovered
13:06
HUGE Magnet VS Copper Sphere - Defying Gravity- Will a Neodymium Magnet Float Inside?
43:51