Invisible, Princess Cut Rubies and Diamond, Art Deco 18 karat white gold Ring 16 princess rubies are 2.0 mm in diameter and have a total weight of approximately .65 carat. Accenting on either side of the rubies are .06 points of diamond (6 pieces)Weight of gold is 6.5 grams Size 7 ring and can be sized for a feeGIA Gemologist inspected and evaluated