From sparkling multi-million-dollar diamonds to custom designs, here are the most expensive diamond rings in the world that ...

There's no engagement ring more classic ... Various sizes available Diamond shape: Oval Choose from lab-grown diamond or natural Available in platinum, 18k white gold, 18k yellow gold and 14k ...

Blue Nile is a one-stop shop for all ... With seven princess-cut diamonds set on a white gold band, this ring is perfect for a wedding band or special occasion. A colorful take on the classic ...