DescriptionTourmaline, Diamond, 18k Yellow Gold Ring. Featuring one fancy rectangular-cut greenish-blue tourmaline measuring approximately 16.85 x 9.34 x 7.3 mm, flanked by four baguette-cut diamonds weighing a total of approximately 0.75 cttw., set in an 18k yellow gold mounting. {Size: 5 3/4, Gross Weight: 8.9 dwts}