Season 3

This episode sees a glamorous celebrity hat designer visit the pawnshop, looking to sell her spectacular diamond encrusted ruby necklace to raise funds to open a central London boutique. Paintings done by famous east end gangsters - the Kray twins - cause a big dilemma for the team, and MD James tries out an extreme water jet pack. And as the team get ready for the grand opening of the new flagship store, some fake watches cause a bust-up amongst the staff.

The staff at Prestige find it funny after a life-sized suit of armour and matching horse show up at the new Hatton Garden shop. James becomes stuck without a paddle in London's canals on a barge a businessman is looking to get a loan against.

James is on the verge of striking the biggest deal for the show yet as he heads to Lanzarote to buy a £1.5 million submarine. A jeweller to the stars tries pawning her collection in order to expand.

Kristin finds her gem skills being put to the test after she's faced with a piece of jade that could be worth around £300,000. A woman wants to pawn her mother's diamond ring to raise funds to stop her dad's house subsiding. A young couple who are due to get married soon hope to raise some money by selling a limited edition Philip Treacy handbag.

A bumper-car collector looking for a loan visits the shop offering an impromptu test drive in the city. Patrick is star-struck when he deals with a bass guitarist who used to play with Eric Clapton.

James shocks the team when he offers valuations for free at a charity auction. Caprice sells a dress. A French mum learns about a necklace she wants to sell. The staff get ready for their Christmas party.