Another option is incorporating two different stones, such as a diamond paired with a sapphire or emerald, creating an ...

One of the world's rarest diamonds is up for auction - for an expected £15million. The Mediterranean Blue is a vivid blue diamond ring weighing more than ten carats. And the stone is classified as a ...

First traced back to prehistoric times, cabochon rings are the latest old-school obsession. The rings are traditionally dome ...