Momon (Yukako Katsuyama) / Eleni Maria Kyriazi
I was going to call these rings "Picassoesque" but, considering his origins, perhaps "Picassiano" is more apt. Japan's Yukako Katsuyama, on the other hand, might go with "Picasso-poi." Check them out on her jewellery site, Momon.
Even more jewellery: