4.05 ct Natural Blue Sapphire Cushion Cut – Certified – Deep Blue Color A beautiful natural blue sapphire with a classic cushion cut, offering a deep and rich blue color. This gemstone has been heat treated, a standard and widely accepted practice in the sapphire market, enhancing its natural color. The stone is transparent and lively, with visible natural inclusions that confirm its authenticity. Certified by ICA GemLab. This is an excellent opportunity to acquire a large sapphire at an accessible price, ideal for jewelry or investment at entry level. Weight: 4.05 ct Cut: Cushion Color: Blue Treatment: Heated Certification: ICA GemLab opportunity not to miss.