Jeremy hasn't a clue about Christophe Duchamp or the watches. You would think that TJC would do some basic research on products and brands before they buy in stock to sell, and gives basic details to the presenters for their sales pitch, but it seems obvious from the sales pitch that nobody does any research or knows anything about the products/brands.
Listening to Jeremy sales pitch Christophe Duchamp is a person that actually exists, rather than just a made up name for the brand. Jeremy said
he moved the brand from Switzerland to the UK, in reality it's a
She that owns the brand and she and the brand have always been in the UK.