GB Cushion DiamondCompetition Diagram: NoL/W=1.733RI: 1.796 indexVolume: 0.58467 FacetsShape: 45. Dodecagon (12)“”“” PDF: GBCushionDiamond.pdf GEM: ""Attachments Files: GBCushionDiamond-1773958330.pdf Ring AroundGBbilt