All / Shop by Opal Type / All Shop by Opal Type Crystal Opal Black & Dark Opal White Opal Opal Pairs Boulder Opal Doublets Shop by Origin Shop by Opal Shape 6.36ct Doublet Opal $381.00 10.94ct Doublet Opal $656.00 10.31ct Doublet Opal $1,699.00 12.4ct Doublet Opal $2,046.00 8.15ct Doublet Opal $1,344.00