The brand has been credited with ushering in a golden era of non-traditional engagement rings with their clustered creations; think gemstones—like pink garnet or Montana blue sapphire ...

Goop maven Gwyneth Paltrow’s engagement ring could certainly stop traffic. The gobstopper-sized sapphire from Brad Falchuk is thought to be a mind-blowing 12 carats. It’s set in a traditional ...