Australian Sapphires: Follow a gem from the mine all the way to finished jewellery.

Hunting Down A Royal Blue Sapphire: Inside The Gem Trade | In Search Of Precious Stones | Ep 3/4

Does this rough opal become the cut of the decade?

Inside Sri Lanka’s Deadly Underground Mines Filled With Rare Jewels | Risky Business | Insider

Gem Seek Adventures. Episode 1 'New England Sapphires'

Three Precious Gems: Rubies, Emeralds, Sapphires

The Gemfields Sapphire Qld Australia

Underground Sapphire Mining - Rod Beattie

SRI LANKA - FIRE and SAPPHIRES

Finding Diamonds & Sapphires Part 2

Fossicking Valuable Sapphire Gems In Australia For Gem Cutting

Finding Sapphires at Two Sapphire Mines in Montana

Inside The Gem Trade: Emeralds Of Colombia | In Search Of Precious Stones | Ep 1/4 | CNA Documentary

Rose Quartz Crystals Rock Hounding #gemstones #mining

The BEST OPAL HAULS Of Season 9! | Outback Opal Hunters

Gemstone Hunting in Queensland: The Thrill of Sapphire Fossicking and exploring an underground mine

1 Million Dollars in Sapphires - Most Colorful Gemstone?

Welcome To Ruby Land: Exploring the Gemstones of Burma (Myanmar)

How To Find Sapphire’s at the “Montana Blue Jewel Mine”

Mining topaz and aquamarine and building a mountain road | Mt. Antero Treasures S4:E1

MOST EXPENSIVE Gemstones Ever Discovered