Thanks to their special iridescence and unmatched beauty, pearls have been highly sought after throughout history. Due to ...

Many Chinese pearls used to be dyed in the 1980s to bright red, blue, lavender, yellow or even black. In response to contemporary preferences, they now offer a selection of subtle natural colors.

However, both natural and cultured pearls come in various colors of the rainbow — from white to black — including blue, green, orange, pink, and yellow. The main factor that determines the ...

He says that part of the reason the Marie Antoinette pearl is worth so much is because it's a natural pearl, which brings us to one quality that determines a pearl's value. Natural versus cultured.