Swiss jeweller Chopard has loaned luxurious jewellery to celebrities in Cannes for the film festival, including actress Julianne Moore, model Cara Delevingne and singer Lana Del Rey.
It is unknown whether the jewels in the pictures below were among the items stolen by thieves.
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It will be cold and frosty across the north of the UK tonight, with some icy patches in the west.
The quartet failed to impress with their version of Something About The Way You Look Tonight.
Temperatures are expected to rise today and tomorrow, with heavy rain expected tomorrow. Melting snow plus heavy rain could mean trouble.