A symbol of love and passion, heart-shaped diamonds ideally complement an engagement ring. Rare Carat is America’s #1 ...

A customer wanted a lab-grown replica of the French Blue, the 69-carat shield-shaped blue diamond stolen in 1792 during the French Revolution and thought to have been recut into the 45.5-carat ...

“Today, you can get a nice one-carat ideal round lab-grown diamond for $900. The natural equivalent would be about $5,000. A three-carat synthetic would cost about $4,000, and for the ...