The Princess of Wales was spotted wearing Princess Diana's iconic sapphire engagement ring today as she undertook a rare ...

Today, the royal once again donned the impressive wedding band as she welcomed the Emir ... At the time, it was referred to as the 'commoner's sapphire' as the ring was available in the Garrard's ...

The 12-carat oval sapphire surrounded by a halo of 14 ... Related: How to Match a Wedding Band to Your Engagement Ring ...