14.50ct Copper Bearing Tourmaline, 2.00ctw Blue Sapphire, 1.50ctw VS1-VS2/G-H Diamond & Solid 18K White Gold Ring (Comes W/$130,000 Appraisal) - This beautiful cocktail ring was finely crafted of solid 18k white gold, and boasts a 14.50ct (approximate) genuine oval cut copper bearing (Paraiba type) tourmaline. Paraiba tourmaline is one of the rarest stones in the world, and gems of this size and quality are becoming increasingly hard to find in today's market. These gorgeous gemstones are only found in copper rich areas such as Brazil, Nigeria and Mozambique, and mining these stones is difficult and mostly done by hand. Copper Bearing "Paraiba Type" tourmaline displays a stunning, vivid blue green color due to the presence of copper, making this particular color of tourmaline one of the most sought after by gem collectors, as they appear to have a stunning neon-like glow even in low lighting conditions. The ring is also decorated with approximately 1.50ctw genuine VS1-VS2/G-H diamonds surrounding the tourmaline on the top of the flat table, as well as ornately embellishing the undercarriage and shoulders of the ring. The ring is also embellished with approximately 2.00ctw genuine blue sapphires, with baguette cuts in the center of the shoulders and round cut accents lining the perimeter of the table around the sides of the piece. The table of the ring measures 23.5mm x 20mm and the band measures 4.5mm wide. Ring size: 7. (WEIGHT: 18.4 grams) Please note: this piece will come with a $130,000 insurance valuation report in the winning bidder's name by a graduate appraiser.