4.13 carats Natural Bi-Color Tourmaline | Emerald Cut – 9 × 11.3mmA refined bi color tourmaline displaying a natural transition from deep forest green to cool teal blue. The gradient is clearly defined yet harmonious, creating visual movement across the stone. Cut in an elegant emerald cut, the step facets emphasize structure and clarity while allowing the color zoning to remain crisp and uninterrupted. Its transparent crystal and clean geometry enhance both depth and light performance. At 4. 13 carats, it offers a