The focal point of Lively's engagement ring is a shimmering 12-carat pink oval-cut diamond. Schwartz also designed Lively's rose gold wedding band, which features a series of delicate diamonds.

When doing your engagement-ring shopping, don't overlook the timelessly elegant rose-gold picks ... asymmetrical black-diamond groove set in a polished 18-karat white-gold band.

The pearl-and-garnet rose gold promise ring represents their birthstones ... stacked alongside her Welsh gold wedding band and the white gold-and-diamond Annoushka ring that she began wearing ...

EXCLUSIVE: Kate, the Princess of Wales received Princess Diana's iconic sapphire and diamond ring for her official engagement ...

In terms of engagement rings, that means marquise cuts ... it features a brilliant oval set on an 18-karat white-and-rose-gold diamond pavé band, which is then adorned with natural pink ombré ...