Photo of the Day: Diamonds are forever

An employee shows gem-quality stones, including a rare 242-carat rough diamond that will be offered at the 100th international auction of Russian state-controlled diamond producer Alrosa, during a presentation in Moscow, Russia February 25, 2021. The diamond is one of the biggest gem-quality stones Alrosa has mined this century, the company said. 

Image: Tatyana Makeyeva/ Reuters