Why the July Birthstone Ruby Can Be More Expensive Than Diamond | The Value of Rubies and Pigeon ...

The Spinel Called a Ruby | The True Identity of the Gem in the Crown

How Does Opal Hold a Rainbow? | The History and Value of the October Birthstone

Aquamarine Meaning: The Ocean’s Gemstone of Calm and Clarity

Most People See Beauty. I See a Gem’s Journey.

Lily Took an Expensive Gemstone... Then Thieves Tried to Steal It Too! 😱 | Easy English Story (A2)

Is Onyx Naturally a Black Gemstone? | Banding, Dyeing, and the History of Ancient Carvings

He Smuggled the World's Largest Ruby — It Was the Last Thing He Ever Did

Why isn't Garnet just one type of gemstone? | Colors and Value of the January Birthstone