In many cases, color in diamonds indicates a drawback - an unattractive tint that can detract from the price. Most of us look for the clearest, most colorless diamond we can find. But there’s color, and then there’s color. Sizable natural diamonds of fancy or vivid shades of pink, blue and yellow are exquisite – and rare. When they appear at auction, they go for astronomical prices.
That’s been happening a lot.