The Sun on Sunday: 'Rita was showing off the ring on Thursday with the women seemingly cooing over it. 'She seemed in high spirits when she left the restaurant and then shoved her hand in her pocket.' While James Constantinou of Prestige Pawnbrokers said Rita's new piece of jewellery appeared to be a sapphire and diamond cluster ring, which if an antique piece, could cost around £50,000.
However despite the speculation, a source close to Rita told the publication that the singer has simply treated herself to a new flashy piece of vintage jewellery.
MailOnline has contacted Romain Gavras representative for a comment. While Rita's spokesperson declined to comment.Rita has been dating Greek-French director Romain, 39, for the past few months..