'Beating Heart' Diamond Found in India's Mines.

A diamond company in India has discovered a rare diamond within a diamond, which they have named the "Beating Heart." The smaller diamond inside the larger one can tumble around due to the cavity inside. The company plans to leave it uncut and unpolished to promote the natural beauty of the gem. The diamond was found in Gujarat, India, and is the second of its kind ever discovered. The company hopes to use it to promote natural diamonds.