Gemmy crystal Lightning Ridge Dark base seam opal rough 11.00cts Bright Greens & blues visible through the top skin to expose & polish 22x18x5mm Lot B4-A654 Premium A perfect choice for opal

A perfect choice for opal enthusiasts looking to explore this material

A great little gamble piece with visible fire and potential just below the surface

This substantial 30

❓ Gamble Grade D (Blind Gamble) – No visible colour

Gemmy crystal Lightning Ridge Dark base seam opal rough 11.00cts Bright Greens & blues visible through the top skin to expose & polish 22x18x5mm Lot B4-A654 Premium A perfect choice for opalLot Title: Lightning Ridge Gemmy Crystal Dark Base Seam Opal Rough 11. 00cts Exposed Bar & Bright Fires Cutter's Grade Gamble A to BLot Number: B4 A654Details: 22x18x5 mm 11. 00cts Lightning Ridge Dark Base Seam Opal RoughDescription: Stunning Lightning Ridge gemmy crystal dark base seam opal rough, weighing 11. 00cts. A bright, exposed colour bar runs along one side, while vibrant green and blue fires pop through the top skin. The perfect combination