Diamond, Platinum Ring Semi-Mounting. Centering one four prong head, surrounded by eighteen full-cut diamonds weihging a total of approximately 0.50 cttw., flanked by two round brilliant-cut diamonds weighing a total of approximately 1.00 cttw., further enhanced by sixty full-cut diamonds weighing a total of approximately 0.50 cttw., set in a platinum semi-mounting. {Size: 6 1/4, Gross Weight: 5.0 dwts}