There are times when darkness shines. This opal has undercurrents of iridescent green, blue and violet running through the highly polished and lustrous ferrous sandstone host. From above it looks like fairy lights dancing under trees on a moon-less night.

• 24ct
• 1 1/16 inch   |   27mm long
• 11/16 inch   |   17mm wide
• 1/4 inch   |   6mm thick