Vintage Tank Ring - 0.6CT Round Natural Diamond, 18k White Gold Platinum, Chunky gold ring, Estate Jewelry, Statement ring, Vintage Jewelry Jewelry Material: White Gold 18k + Platinum (the gold has been tested by a professional) Total Carat Weight: 0.6ct (Approx.) Total Metal Weight:9.48 g Size:5.75 US \ 16.3 mm Grading Results: Stone Type: Diamond Shape: Round Carat:0.25 ct (Approx.), Stones quantity1 Color: F Clarity: VS Grading Results: Stone Type: Diamond Shape: Round Carat:0.35 ct…