French. 1970s. Bombe design, crafted with pave set round brilliant cut diamonds enhanced with irregular shaped black onyx ‘spots’ to represent a panthers skin. Marked, "Cartier 750 - 657154 - 54 - 8" inner band. Cartier Nigeria dress dome ring in 18K yellow gold with diamond and onyx. Size 7 TDW ~2.38ct . Requires one cobohon onyx. CODE-JEWE