Gem-A Live: Gems of the UK
54:38
Gem A Live: In Discussion with the Editor of The Journal of Gemmology
1:11:32
Gem-A Live: Understanding Gemstone Species and Varieties
1:09:46
Pebble Spotting with Clive Mitchell
51:31
Gem-A Live: Introduction to Diamonds
38:32
Is This the Best Beachcombing Beach in England? Beach Combing at Sunset - Gemstones & Sea Glass
1:12:00
Gem-A Live: Man-made Stones Explained
34:11
Hunting Rare Scottish Amethyst! Lavender Crystals in Stunning Location!
28:57