50th wedding anniversary ideas. Brilliant cut myriad facets best shows the characteristic sparkle of a transparent gemstone. Gemstones may be transparent, translucent, or opaque. The hardness, brilliance, and sparkle of transparent gemstones make them unsurpassed as gems. A pendant in jewellery is an ornament suspended from a bangle, ear ornament, or, especially, a neck ornament. The hoop is a circular ribbon of precious metal, argent, or some other precious or decorative material. The cameo is a piece of usually oval jewellery. The brooch. Brilliant cut myriad facets best shows.