Jeweler Harry Winston donated the famous Hope Diamond—the largest-known deep blue diamond in the world—to the Smithsonian Institution in 1958. It arrived in a plain brown package by registered ...

Another royal treasure? The 10.48 carat diamond engagement ring of Princess Grace of Monaco—who was known as Academy Award-winning actress Grace Kelly before her marriage to Prince Rainier III ...

The diamond’s low nitrogen and boron levels result in an almost-flawless diamond, with the colour evenly distributed, increasing its rarity. Like yellow diamonds, orange diamonds too ... they are ...

The One Cushion-Cut Diamond Micropavé Engagement Ring by Harry Winston is a beautiful symbol of devotion. This season, two distinct designs capture the heart and soul of fans of the brand: The One and ...