Polished pewter and actual gemstones sparkle on the Onyx 8.5-in. Gemstone Tabletop Globe. This combination globe and compass features an 8.5-inch diameter black onyx globe set with colorful gemstones cut to resemble continents. The globe rests on a polished pewter base with three legs and detailed longitude and latitude ring. A working compass set in the base completes its traditional appeal.