Price reduced! This is a large, high-quality opal ring with a transparent and fresh, sparkling, beautiful play of color. I haven't had it appraised, so the specific type of opal is unknown! Please examine the photos carefully and consider purchasing only if you are satisfied! Markings: K18, Mitsukoshi mark, brand mark It's more beautiful in person than in the photos! Size: 9-10 (Japanese size)