For our exclusive collection, the rich hues of onyx, Brazilian amethyst, London blue topaz, and clear quartz are framed in 18-karat yellow gold. The pierced onyx earrings are 3/4 Dia. All the bangle bracelets are 2 1/2Dia. Onyx crown ring is available in sizes 6,7,8; please specify. All, imported. Also available in Designer Jewelry.