Blue Nile Jewelry is offering 25% off engagement rings and fine jewelry. The sale includes a variety of styles, including a yellow-gold ring with a marquise diamond similar to one recently seen on ...

It goes by other names—the navette (little boat) cut, the football—but we prefer to call this oblong diamond cut by its noblest name, the marquise. It allows us to tell the story of that time when ...

Every item on this page was chosen by an ELLE editor. We may earn commission on some of the items you choose to buy. Benny Blanco worked with two jewelers to make Selena Gomez’s bespoke marquise ...