However, after they wed Gwen switched this ring for a huge heart-shaped gem on a sparkling band.
Celebrity engagement rings are usually the height of luxurious jewellery design, as it seems many celebs try to outdo one another in cost and size.
Lily Allen’s engagement ring from Stranger Things star David Harbour had pride of place on her finger for many months before the British star confirmed the engagement with a Las Vegas wedding.
Lily’s ring appears to be a large brilliant cut diamond in a simple claw setting on a micro pave band.
She married the US actor in a gorgeous Dior dress, which she purchased on the day, before heading for California’s legendary In-N-Out burger.