2.09ct Vivid Neon Blue-Green Copper-Bearing Paraiba Tourmaline Ring 18K Gold

Few gemstones are as instantly recognizable—or as fiercely collected—as natural Paraiba tourmaline. Celebrated for its copper-bearing chemistry, Paraiba’s signature “neon” blue-green color electrified the gem world after its discovery in Brazil’s Paraíba region and later finds in Mozambique, with fine stones remaining exceptionally scarce in any size.