Blue Nile Half And Half Round Pink Sapphire And Diamond Hoop Earrings In 14K White ... Gold Shop the best Blue Nile Valentine’s Day jewelry gift ideas for under $1,000. $205 at Blue Nile ...

Max Mumby/Indigo/Getty Kate Middleton's engagement ring is undeniably one of the most famous pieces of jewelry in the world. Having first belonged to Princess Diana, the blue sapphire and diamond ...