Dua once again was seen wearing the 18 carat diamond ring set on a gold band as she ... Masters Of The Air afterparty in London. Of their engagement, a source told The Sun: 'Dua and Callum ...

Zendaya debuted a ring at Sunday’s Golden Globe Awards, sparking speculation about whether the rock was an engagement ring ...

From Gwen Stefani's $500,000 sparkler to Mariah Carey's 35-carat emerald-cut diamond, here are the most expensive celebrity ...