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Australian Opal Cutters presents a practical five-stage method for comparing black opal in person. Learn how body tone, brightness, pattern, direction, cut and condition interact—and why the darkest stone or a single red flash does not automatically make the strongest choice.

Australian Opal Cutters explains how to assess an online opal listing beyond the hero photograph. Learn to check exact-item status, solid or composite construction, body tone, dimensions, lighting, setting details, treatment disclosure and customer-care information before buying Australian or black opal online.