Discover the natural beauty of this 20 Ct Natural Silver Sheen Obsidian Square Cabochon, featuring a captivating silvery shimmer that reflects beautifully under the light. Measuring 21x19x5 mm, this polished gemstone showcases a unique appearance and elegant square shape. Perfect for creating rings, pendants, statement jewelry, or custom gemstone designs. An excellent choice for jewelry makers, gemstone collectors, and anyone who appreciates the beauty of natural stones.