Determining the authenticity of a diamond requires professional equipment and a highly trained eye. At-home tests do exist—from the fog test to the water-drop test—but the only way to be sure is by ...

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 ...

In a world full of dupes, it can be challenging to distinguish between a real diamond and a fake one. Jewellery expert Goodstone reports that diamond scams cost consumers an estimated $8bn per year.