7.55CT TANZANITE & DIAMOND RING IN PLATINUM: Icy blue with violet hues best describes this 7.55CT cushion modified brilliant cut tanzanite with VVS clarity. Tanzanite is GIA certified #2161949943. 26 diamonds, approx 1.40CTW, form a halo around this stone and drape down the shoulders. Total weight 8.8 grams. Size 7. Sold with current Florida Diamond Appraisers GIA graduates appraisal for $12,000.