The star of the show, however, is a 15.51-carat fancy vivid yellow diamond (pictured top). Positioned between two white diamonds on top of a ring, the mesmerizing stone has a round brilliant-cut ...

The ring is a 15-carat diamond ring worth approximately £1 million. Cheryl Cole's original engagement ring was a heart-shaped diamond. But after cheating on her, Cheryl's then-husband Ashley Cole ...