
Often called black pearls, Tahitian pearls grow in the warm, turquoise lagoons of French Polynesia and other islands in the South Seas. Their opalescent black hue shimmers with peacock green, gray, and purple overtones for a sensual, smoldering statement in

Color Grade: With the exception of fancy-colored diamonds, the most valuable diamonds are those with the least color. Although many people think of gem quality diamonds as colorless, completely colorless diamonds are very rare. The diamond color scale ranges from