So this is the same seller I bought it from using the eBay discount that was provided. (You can see my post moved to old deals)

At £407 without the eBay code I still believe that is a smashing deal for the 128gb model vs £549 from the Mi Store. Plus you'll get the official UK charger as well.

Here's the link https://rover.ebay.com/rover/0/0/0?mpre=https%3A%2F%2Fwww.ebay.co.uk%2Fulk%2Fitm%2F223446263526