Natural Fancy Purplish Pink Diamond Ring, 2.58 Carats. The unbelievably rare and awe-inspiring 2.58-carat Natural Fancy Purplish-Pink diamond at the center of this ring is a true show stopper. This pear-shaped blushing beauty of nature possesses the size, saturation and clarity to make it one of the rarest diamonds in the world. Fourteen round brilliant-cut white diamonds totaling 1.23 carats and 125 additional brilliant white diamonds weighing .67 carats adds a sparkling elegance to this perfectly pink wonder of Mother Nature. Via @1stdibs.