Greenish-Blue Tourmaline – 8.90 ct – Heart Cut – GIA Certified A beautiful transparent greenish-blue tourmaline, expertly cut into a heart shape and certified by GIA, the world’s most trusted gemological authority. Gemstone Details (from GIA report) Gemstone: Tourmaline Species: Tourmaline Color: Greenish Blue Transparency: Transparent Weight: 8.90 carats Shape: Heart Cutting Style: Modified Brilliant Cut Measurements: 12.94 × 13.05 × 7.96 mm Treatment: Not specified (GIA note: "Scan QR code for more information") Geographic Origin: Not Requested (no origin determined) Report Number: 3535800524 Date: October 31, 2025 GIA Comment "This copper and manganese bearing tourmaline may be called ‘paraíba tourmaline’ in the trade. The name ‘paraíba’ comes from the Brazilian locality where this gem was first mined, however today it may come from several localities."