Unsure of whether your sparkler is a synthetic? Turn to one of these methods to check. Reviewed by Sandy Ip When you're first examining your own diamond or that of a loved one, you may take notice of ...

Add Yahoo as a preferred source to see more of our stories on Google. A high school student has been wreaking havoc among his teachers with a $16 gadget that can supposedly tell whether a diamond is ...

Whether it's a family heirloom, a gift, or a personal purchase, a diamond is a significant investment, both financially and emotionally. It's natural to want assurance of its authenticity. While the ...

You don't need a diamond detective to keep you from getting scammed at the jewelry counter. If you're a first-time diamond buyer, you've probably asked yourself how to know if a diamond is real and ...

Two samples of carbon crystals, which are clear and give off a kaleidoscope of spectral colours under direct sunlight, may appear to be identical. However, one is a billion years old, and the other is ...