Natural Australian Boulder

Unset

  • AUSTRALIAN BOULDER OPAL GEMSTONE POLISHED CABOCHON UNSET 54.5ct OCA10478
  • 41x12mm 31.60ct Australian natural solid boulder opal loose unset stone
  • Boulder opal 7.08ct 22.7 x 9.8mm Australian opal natural solid loose unset stone
  • Boulder opal 11.20ct 27 x 9mm Natural solid Australian opal loose unset stone
  • Boulder opal 18.52ct 20 x 19mm Australian opal natural solid loose unset stone