Blue

Semi Black Opal Green Multicolour 24x12x5 Cabochon Marquise 10.3 Carat

Black Opal Blue Green 9x8x3.2 Cabochon Freeform 1.55 Carat

Semi Black Opal Blue Green 12x8x3.2 Cabochon Oval 2.05 Carat

Crystal Wood Fossil Opal Blue 16x8x4 Cabochon Oval 3.9 Carat

Black Opal Blue Green 14x8x2.5 Cabochon Freeform 1.8 Carat

Crystal Opal Blue Multicolour 25x19x5.4 Cabochon Freeform 18.85 Carat

Semi Black Opal Green Blue 28x18x5.7 Cabochon Flagstone Freeform 21.7 Carat

Semi Black Opal Blue Green 21x18x5 Cabochon Oval 11.7 Carat

Crystal Opal Blue Green 14x8x3.5 Cabochon Oval 3 Carat

Black Opal Blue 30x17x4.5 Cabochon Freeform 14.4 Carat

Black Opal Blue Green 18x10x3.5 Cabochon Freeform 4.05 Carat

Blue Green Opal 22x19x54 Cabochon Freeform 15.05 Carat

Opal Green Blue 26x14x5.2 Cabochon Freeform 9.10 Carat

Semi Black Opal Red Multicolour Harlequin 25x14x5.1 Cabochon Freeform 10.85 Carat

Semi Black Crystal Opal Blue Green 34x14x4 Cabochon Marquise 12.8 Carat

Black Opal Blue 14x11x4.3 Cabochon Oval 4.4 Carat

Black Crystal Opal Blue 16x13x3.7 Cabochon Oval 5.00 Carat

Light Blue Oligoclase 18x18x12 Facet Round 14.30 Carat Super Fine

White Opal Green Blue 25x19x5 Cabochon Freeform 20.60 Carat

Black Opal Blue 24x16x3 Cabochon Oval 7.75 Carat

Crystal Opal Blue Green 31x17x3.5 Cabochon Oval 8.25 Carat

Light Blue Tourmaline 6.1x4x2.6 Facet Oval 0.40 Carat

Light Blue Tourmaline 6x4x2 Facet Oval 0.30 Carat