This kind of jade pendants has different Chinese characters such as prosperity prosperous safety etc. Since they have meanings of good luck they are called lucky pendants (lucky necklace) in China. In addition jade is good for body energy circulation and ward off illness chi. Therefore wearing such lucky pendant all time is believed to bring good luck prosperity safety and longevity. This jade lucky pendant (lucky necklace) has different colors of strings shown as pictures. See more Jade Pendants