Grey base Seam opal rough 3.75ctys Vertical type colour bar Green & Blues to cut 15x14x3mm Lot B4-A800 Premium ⚠️ Gamble Grade B–C (Gamble)Colour

⚠️ Gamble Grade B–C (Gamble)Colour visible through the skin

Great for collectors or cutters willing to explore and gamble

Its clarity and brightness make it an ideal piece for cutting

Base: Dark potch base

Lot Title: Coober Pedy Crystal Seam Opal Rough – 6

Grey base Seam opal rough 3.75ctys Vertical type colour bar Green & Blues to cut 15x14x3mm Lot B4-A800 Premium ⚠️ Gamble Grade B–C (Gamble)ColourLot Title#Grade BC Gamble Vertical Green Blue Bar Seam Opal Rough (Grey Base Lightning Ridge) Lot NumberB4 A800 DetailsWeight: 3. 75 ctSize: 15 x 14 x 3 mmOrigin: Lightning Ridge, AustraliaType: Grey Base Seam Opal RoughUse: Cutting RoughColour: Green & blue (vertical bar) DescriptionLightning Ridge seam opal rough on a grey base with a vertical style green and blue colour bar. The piece is compact and slim, offering a moderate gamble with potential