Vintage Platinum Tanzanite & Diamond Halo Ring – Square Cluster, .56 CTW Diamonds, Size 6.75This stunning vintage platinum ring features a vibrant 5. 2 mm AAA grade round violet tanzanite at its center, surrounded by a square halo of sparkling VS1SI1 diamonds. The halo combines single cut and old European cut diamonds, adding depth, brilliance, and true vintage charm. The bold 12 x 12 mm top is further enhanced by additional single cut diamonds on the shoulders, creating a full, radiant sparkle. Perfect as an alternative engagement ring,