Beads. At semiprecious.com we offer a large variety of jewelry beads in a wide variety of real gemstones for you to fashion into exquisite necklaces, earrings, bracelets and other decorations of your own creation. A must see collection for all jewelry designers and manufacturers. We have a huge variety of natural stone crystal beads in large tumbles, briolettes, round, oval, square and many other amazing cuts and polishes. Select from any of the different styles in garnet, amethyst, tigers eye, chalcedony, and many others and make your own jewelry or use it for adorning your own apparel.