Rare 4.00 Cts Cobalt Spinel from Tanzania – untreated, vivid blue, and perfect for premium jewelry or collectors seeking real long-term value. Limited stock of natural cobalt spinel gemstones — ideal for rings, necklaces, or resale. Secure yours before it's gone.
Own the rare beauty of a 10 Carat Emerald Cut Burma Spinel – a loupe clean gemstone admired for its brilliance, durability, and timeless value. Perfect for high-end jewelry or collectors seeking an authentic August birthstone with lasting investment potential.
