Two samples of carbon crystals, which are clear and give off a kaleidoscope of spectral colours under direct sunlight, may ...

Unsure about the authenticity of your diamond? Learn how to perform 5 easy, non-destructive tests at home using simple items ...

Valentine's Day is big day for jewelry, with consumers spending nearly $4 billion last year. However, a recent GMA investigation found that shoppers may not be getting what they thought they were ...

Lab frown diamonds look identical to natural ones, but with the right cues and clarity checks, you can learn exactly how to ...