Natural Bluish Green Sapphire (Teal) – ALGT Certified An elegant natural sapphire distinguished by its deep bluish green color, known in the trade as Teal, with subtle yellowish undertones, offering a refined balance between depth and vibrancy. Very well cut into a pear cut, it has excellent proportions and ratios, combined with a depth of just 3.93mm, ideal for high jewelry making. Weighing 1.80 carats, this sapphire displays excellent transparency and a strong face-up presence. Gemstone: Natural Corundum – Bluish Green Sapphire Carat Weight: 1.80 ct Shape & Cut: Pear, Mixed Cut Measurements: 8.90 × 6.51 × 3.93 mm Color: Deep Bluish Green (yellowish) Transparency: Transparent Standard Heating. This sapphire is accompanied by an official identification report from ALGT (Antwerp Laboratory for Gemstone Testing), confirming its natural origin and disclosed treatment. ALGT Report No.: 35589136 Date: 27 January 2026 All photos were taken with macro lenses. Fully insured express shipping. The Seller: I am a third-generation gemstone and diamond dealer, a Graduate Gemologist and Accredited Jewelry Professional (GIA), and a Diamond Graduate (IGI & HRD). As a member of the Young Diamantaires, GIA Alumni, and SBD, I stay closely connected to the global community and currently serve as Secretary of the GIA Alumni Chapter in Antwerp. Combining family tradition with modern expertise, on Catawiki you’ll find carefully curated items offered for auction, providing excellent opportunities for both wholesalers and private buyers