3.18 GIA Fancy Greenish Brown Diamond Engagement Ring 14kThis modern three stone engagement ring centers on a 3. 18 carat emerald cut diamond with a fancy greenish brown coloran unusual earthy tone with subtle olive undertones. Clarity is I1, so inclusions will be visible, though emerald cuts tend to be more forgiving than brilliant cuts in how they display internal characteristics. Two emerald cut accent diamonds flank the center stone at . 255 carats each, bringing total diamond weight to 3. 69 carats.