Pomellato 18-karat rose gold, turquoise and zircon ring $1,680 at NET-A-PORTER Make the most of your birthstones with this ring which includes turquoise and blue zircon.

Why wouldn’t you want a stone that was more beautiful than a diamond? The common reason is that cubic zirconia is cheap. Give someone an engagement ring of cubic zirconia and you are not ...

The mineral zircon is the oldest known piece of Earth existing on the surface today. The oldest bits date back as far as 4.37 billion years — not too far from the age of Earth itself at about 4. ...