27:07

Real Ethiopian Opal gemstone guide

12:07

IS THIS THE RAREST OPAL I HAVE EVER CUT?

17:29

Nous ne sommes plus The Bonsai Supply.

6:04

Types Of Australian Opal Explained By blackopaldirect.com

11:18

Rubbish to Polish: $165 stone + effort = Profit? (Part 2)

6:40

HUGE OPAL GETS NEW SHAPE!

5:02

Turquoise: Real or Fake?

9:44

Blue rough opal cuts more than expected