It is an 18k white gold ring plated with palladium to better enhance its white color.

FORBES: Royal Asscher Honors its Heritage with Glittering New Jewelry Designs

He also advocates other technologies still controversial: adding enzymes (to enhance wine's color) or adding microbubbles of oxygen (to speed its aging).

FORBES: Grape Doctor

Makeup guru Bobbi Brown's cosmetics line was a pioneer of the "nude" look, where color is applied subtly to enhance features.

WSJ: Very Bright Lipstick, All the Time