Collection: Unset Solid Natural Opals

River Gemz has a diverse arrange of unset solid natural opals from all over Australia. All black, light and boulder opals are without treatment or enhancement.

Variations include:

  • type ie. black, white, crystal and boulder opals
  • carats
  • size
  • colour
  • source ie. mining location
  • parcels with 5 opals of the same type