This outstanding cocktail ring from the KARIS Collection is enough to amaze everyone around. Fashioned in platinum bond brass, the big and bold ring holds faceted round of Thai black spinel at center. Dark and opaque, Thai black spinel is an excellent choice for anyone wishing to own a black gemstone. With no visible flaws, the cutting process transforms this stone. Wrap your finger in vintage charm with this beauty. Natural properties of mined gemstones offer a slight difference in color saturation, hue, and tone. Gemstone images may not always capture these slight differences.