Ruby is the July birthstone – and it’s one of the most coveted of gems. The name is derived from the Latin word ruber, meaning “red” – the color of love and passion. Few things catch the eye like the ...
Highlights: While a gem-quality stone can be bought for about $4,500 per carat, unique rubies can sell for as much as $1 million per carat. Rubies, like sapphires, are made of corundum. Rubies are ...