The decoration suits the light colour of the sycamore, in that it is light in its colour as well as having lightness in its shape and composition. Added to that, the general form of the vase is also very good, with a clean, flowing curve right through it.
Les
p.s. ... perhaps this would have been better photographed against a dark background; the white of the background blends into the sides of the vessel at one point, making it difficult to fully appreciated just how good the form is.