Natural Tanzanite 3.65 ct – Oval Cut, Heated, ČGL Certified

This 3.65 carat natural tanzanite showcases an intense royal blue hue with subtle violet undertones, cut into a classic oval shape measuring 10.50 × 8.63 × 5.47 mm. With eye clean clarity, the gemstone offers superb transparency and brilliance, allowing its vivid color to shine. Professionally heated, as is customary with fine tanzanites, it enhances the natural depth of color while maintaining authenticity. Certified by the Czech Gemological Laboratory (ČGL), it comes with independent verificat