This is a bathroom within a project dubbed "Needle Pad" by the architects (Cera Stribley) in Prahran, Australia. We love the black fixtures and marble backsplash.
See more about this project and Cera Stribley Architects via links 3 and 4 below to the firm's website and Instagram
NB: the photo was taken by Melbourne-based photographer Emily Bartlett (see last link below)
See more bathroom bef-afters featuring marble via links 1 and 2 below.