Synonyms for jewel

noun

1. A precious stone

   gem, gemstone, bauble, brilliant, bijou, trinket, ornament, rock*, sparkler*; see also gem 1. see also diamond 1, opal, pearl 1.

   Jewels, gems, and precious stones include: diamond, pearl, opal, emerald, amethyst, sapphire, jade, aquamarine, moonstone, agate, beryl, ruby, turquoise, topaz, garnet, carbuncle, cornelian, jasper, coral, peridot, chrysoprase, lapis lazuli, bloodstone, onyx, brilliant, tourmaline, zircon;

2. An excellent person or thing

   treasure, find, prize, phenomenon; see gem 2.