169 items
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2.3 ct Dark Blue Boulder Opal - Green & Blue Colour Streaks -
2.3 ct Rectangular Boulder Opal - Green & Blue Flash Play -
2.3 ct White Boulder Opal - Multicolour Broad Flash Band -
2.3ct Boulder Opal - Crimson & Green Play on Sky Blue Host Body Tone -
2.3ct Boulder Opal - Crimson Play on Pale Purple Host Body Tone -
2.3ct Boulder Opal - Crimson, Blue & Green Bands on Blue Host Body Tone -
2.3ct Boulder Opal - Green Flash on Warm Brown Base -
2.3ct Boulder Opal - Pale Blue Base with Soft Purple Play -
2.3ct Matched Boulder Opal Pair - Green & Aqua Play with Blue and Yellow Highlights on Brown Host Body Tone -
2.4 ct Blue Boulder Opal - Blue Flash with White Edge Feature -
2.4 ct Boulder Opal - Multicolour Linear Colour Banding -
2.45ct Matched Boulder Opal Pair - Magenta & Green Pinfire on Pale Purple Host Body Tone -
2.4ct Boulder Opal - Neon Green Broad Flash -
2.5 ct Blue Boulder Opal - Green & Blue Banded Colour Play -
2.5 ct Blue Boulder Opal - Green, Blue & Gold Feature Pocket -
2.5 ct Blue Boulder Opal - Soft Body Tone with Subtle Colour -
2.5 ct Pale Purple Boulder Opal - Pink Streaked Colour Play -
2.5 ct Trapezium Purple Boulder Opal - Aqua, Green & Purple Colour Bands -
2.5ct Boulder Opal - Electric Green Sash on Blue Base -
2.5ct Boulder Opal - Purplish White Body Tone with Purple & Green Play -
2.5ct Matched Boulder Opal Pair - Neon Green Play on Royal Blue Host Body Tone -
2.6 ct Blue Boulder Opal - Yellow & Green Colour Contrast -
2.6 ct Electric Green Boulder Opal with Wide Viewing Angle -
2.6ct Boulder Opal - Bright Green Pinfire on Misty Purple Host Body Tone
