Exactly when humans discovered that diamonds were the only material that could be used to polish other diamonds is in dispute. However, we do know that early attempts to polish diamonds were crude, and often relied on simple tools. Hand driven bow dr...

The diamond industry has a storied history. It has been built by influential people, both past and present, who have left their indelible marks on a business that captivates consumers around the world. Over the next several weeks, we will highlight s...

 Ernest Oppenheimer was the first of the Oppenheimer family to prosper in the diamond industry. He and his descendants would continue to play an integral role in shaping the industry for more than a century. He was born in 1880 in Freidburg, Ger...