A rare and beautiful natural copper and manganese-bearing tourmaline accompanied by a GIA Origin Report confirming Brazil as the geographic origin. Weight: 5.50 carats Dimensions (L × W × D): 13.02 × 10.26 × 6.76 mm Shape: Oval Cutting Style: Modified Brilliant Cut Clarity: Transparent Colour: Greenish Blue with vivid Paraíba-type appearance and attractive brilliance. Lustre: Vitreous Geographic Origin: Brazil (confirmed by GIA) Condition: Excellent overall condition with fine polish and attractive brilliance. No visible chips or damage observed. Treatments: No treatment information indicated in the GIA report. The gemstone is sold exactly as described by GIA. Comments (GIA): This copper and manganese-bearing tourmaline may be called “Paraíba Tourmaline” in the trade. Certification: GIA Tourmaline Origin Report No. 6535982370 dated November 17, 2025. Shipping Method: The gemstone will be securely packed and shipped via fully insured and trackable international courier service. An elegant Brazilian Paraíba tourmaline displaying exceptional color and rarity, highly desirable for collectors, investors, and luxury jewelry creations