This beautiful ring was purchased from Wanko Gem the other day. I'm very sorry, but I'm putting it up for sale because of an unexpected family expense. Please note that price reductions are not possible. Excerpt: ☆ The center features: Paraiba tourmaline with excellent blue color. The colors are uniform, and combined with the fluorescence from the copper inclusions, it shines vividly on the skin when exposed to light. Natural Paraiba Tourmaline 0.30 stamp Natural Diamond 0.05 stamp Frame material: PT900 Maximum vertical width of frame: Approximately 7.6mm Minimum vertical width of frame: Approximately 3.1mm Size: Approximately 13.5 Total weight: Approximately 9.5g Identification report: Central Gem Laboratory "CuO2.89% MnO3.80%" This is a high-quality ring with a comfortable feel, made with plenty of precious metal.