JL Solid Paraíba Tourmaline Ring, 18K White gold, set with a 3.29 Oval-cut Paraíba Tourmaline and 0.53ct round brilliant natural White Diamonds - VS quality Please note that the carat weight, number of stones and dimensions of the center stone and/or other stones/diamonds can vary based on the size of the creation you order. PARAÍBA TOURMALINE Origin: Brazil, Mozambique, Nigeria This extremely rare variety of copper and manganese-bearing tourmaline is best known for its vivid blue-green colours. The legendary gem was only discovered in 1989 in Paraíba, Brazil. Paraíba tourmaline is about 50.000 times rarer than a diamond. The extreme rarity and vivid colours make it one of the most highly sought-after gemstones. These tourmalines, when unheated, also come in violet, blue, purple, pink, yellow and green.For every piece of jewelry, you can always reach out to us for personal advice.