Natural Aquamarine 4.30 ct – Cushion Cut, Untreated, ČGL Certified

This 4.30 carat natural aquamarine presents a refined slightly bluish-green hue, cut into a cushion shape measuring 11.90 × 9.17 × 6.60 mm. With internally flawless (IF) clarity, the gemstone exhibits exceptional transparency and brilliance, a rare and desirable feature in aquamarines of this size. Untreated and entirely natural, it preserves its authenticity and purity. Certified by the Czech Gemological Laboratory (ČGL), this gemstone comes with independent confirmation of its origin and quali