Originally Posted by elgreco
If I'm not mistaken, the C&Js that Barneys sells are actually made specifically for Barneys (and its noted as such on the inside of the shoe) and they are constructed with US measurements in mind i.e. 9.5 C&J for Barneys is going to be a 9.5 US, vs. a 10 US when you buy C&Js from Pediwear or PLal.
I'm guessing that SkyValet is getting them directly from C&J, so they will be with UK sizing.
Sky Valet has previously had shoes made specifically for its store. Here's a pair of Carminas that I bought there:
You can sort of see the made for Sky Valet stamp on the inside.