Discussion regarding diamond investments creates vast disagreement among those who enjoy jewelry as well as financial buyers.

Following a catastrophic downfall, new bankruptcy filings reveal details about how to buy Diamond's remaining assets.

Lab-grown diamonds outpace natural stones when it comes to engagement rings. Here’s why, and what to consider when shopping.

Here are some things you should know before you buy a diamond ring from Costco (COST)—or anywhere else. Many big-box stores like Costo sell diamond jewelry. Costco does not offer cleaning or ...

Mr. Cuadros is the author of “When We Sold God’s Eye: Diamonds, Murder, and a Clash of Worlds in the Amazon.” In the lead-up to Valentine’s Day, people across the world rush to buy diamond ...