The Bulgari high jewellery diamond necklace worn by Naomi Watts on the Cannes 2015 red carpet, from the new Giardini Italiani collection, which launches next month.

The Bulgari high jewellery diamond necklace worn by Naomi Watts on the Cannes 2015 red carpet, from the new Giardini Italiani collection, which launches next month.

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