Why would it look any better or worse?
Opaque finishes on soles (black or brown or even cinnabar) are a lot easier to do than transparent "natural" finishes. And less dependent on the vagaries of the outsole.
Bespoke shoes by John Lobb (Paris), made for member 'manton'.
While I am not found of the Deco last, it offers a decent alternative to Corthay.