At Rice University, a research lab's signature keepsake has helped perfect a method for growing patterned diamond surfaces ...

“Top-down” diamond patterning methods, such as reactive ion etching, are difficult given the material’s chemical inertness.

In the pendant surrounding the Hope Diamond are 16 white diamonds, both pear-shapes and cushion cuts. A bail is soldered to the pendant where Mrs. McLean would often attach other diamonds including ...