It's said to be the most powerful weapon in the universe, capable of creating anything the wearer imagines. While it may not be the exact case with here, this Green Lantern Replica Ring still looks awesome. Inspired by the Green Lantern Power Ring, this handmade superhero jewelry can be made of sterling silver, or gold/white gold, enamel, and cubic zirconia or created emerald, with a GIA Gemologist on staff making sure every order comes out perfect.