14K 2.50 CT TANZANITE & DIAMOND RING: 2.50 CT round, mixed cut tanzanite is featured within a tiered diamond bezel supported by an elaborate under gallery and diamond set split shoulders. 98 round brilliant cut diamonds approx 1.30 CTW and range I1-I2 in clarity and G-I in color. Size 7. Weighs 5.40 grams. Sold with appraisal by American International Gemologists for $9145.