The Diamond and Diamond Grading eLearning course brings to life the skills needed to grade the color, clarity and cut of diamonds through video, graphics, images and text.

This course covers how to describe diamond jewelry accurately for effective and ethical sales conversations with customers. Key topics examined include the internationally accepted GIA clarity grading ...

At close: November 13 at 4:00 PM EST ...

At close: November 11 at 4:00 PM EST ...

We sell different types of products and services to both investment professionals and individual investors. These products and services are usually sold through license agreements or subscriptions ...

We sell different types of products and services to both investment professionals and individual investors. These products and services are usually sold through license agreements or subscriptions ...

Ranked by trading volume in the last 24 hours.

Protect Your Customers and Your Business One of the most pressing challenges facing the diamond industry is the risk of ...

It’s been 15 years since the global effort to ban conflict diamonds began ... “Millennial consumers are looking for more than the 4Cs [the classic Cut, Carat, Clarity and Color],” says ...

Dan Diamond is a national health reporter for The Washington Post, focused on accountability, federal agencies and public health. He joined The Post in 2021 after covering the Trump administration ...