As the number of arrests climbs to seven, none of the priceless Napoleonic-era jewellery has been recovered.

The Paris prosecutor says the jewels are not yet recovered and there could be a bigger gang behind the theft.

Police are no closer to recovering the gems, despite the arrest of two men last week

One of the pair had been trying to fly out of France when detained

But the treasures remain missing, the Paris prosecutor said.

But the treasures remain missing, the Paris prosecutor said.