Pearls warm and pearls Cost is determined by five parameters: the chandelier (brilliance), color, surface perfection, size and shape.
The most expensive pearls are pink and black, and the most important characteristic is lyustr- is intensity of reflected light from the surface of the pearl.
The size of the pearl is measured in millimeters in diameter - the larger the bead, the higher the price.
The ancient Greeks believed his frozen tears beautiful sea nymph, Slavs - a reflection of the lightning, and the Chinese - petrified moonlight.
In ancient Egypt, there was a law banning the wearing jewelery with pearls to anyone other than members of the ruling family.
In the East, it put on a par with emerald and ruby.
In Russia pearl stones called the Bride of Christ.