925 Silver Earring with AAA quality 0.50 cts of Tanzanite, Silver Wt- 0.80 Gms. Also available in 14K and 18K White, Yellow OR Rose Gold. Design can be modified and size can be customized to your satisfaction. The Tanzanite emits Strong Deep Blue-Violet Tones and Intense Color! Great Ring, Very Sharp, Very Durable. You'll love how it looks and love how it feels.