Unique London Blue Topaz Vintage-Inspired Rose Gold Engagement Ring There's something about the dainty design of the Rose Gold Rainbow Moonstone and Diamond Misty Ring ($105) that's so romantic.

Handmade in NYC, this asymmetrical band is sprinkled with pave diamonds and topped off with a vibrant blue Topaz gem. Made entirely in Brooklyn, NY, this unique take on a signet ring features a ...

Blue Nile has something for every fine jewelry lover. Blue Nile offers ethically sourced diamonds in every shape ... this bracelet has 90 oval blue topaz to adorn your wrist and also comes in ...

These blue and white topaz eternity hoop earrings are refined ... this petite twist diamond eternity ring is the perfect choice. A string of diamonds is intertwined with a band of bright rose ...

Blue Nile is one of our favorite places to buy engagement rings online. As the first online retailer of certified diamonds and fine jewelry, the brand set the precedent for online jewelry sales.

Sotheby’s auction house says the Cartier ring holds an 8.01 carat blue stone named the Sky Blue Diamond. It will be displayed in London on Thursday through Monday before a sale in Geneva on Nov. 16.