This is pretty much my dream bathroom: no bath, black brassware, white subway tiles to the walls, black penny rounds to the floor and a round mirror. I'd swap out the toilet pan for a wall hung version and change the vanity unit though.
Joinery-veneer detail from George Fethers & Co in Oak Crown Cut Limed. V-Groove Panelling via Easycraft. Leather Pulls from Made Measure. Roller blinds from Simple Studio. Flooring - Europlank in Legacy White via Havwoods. Wall paint - Dulux Vivid White.