Unlike other gems, opal value is subjective and based on "eye appeal".
Rare patterns like Harlequin (large distinct patches) or Flagstone significantly increase value. ⚒️ Main Types of Opals Opal Quality Factors | Types of Opal - GIA buy opal
Red is the rarest and most expensive, followed by orange, yellow, green, and blue. Unlike other gems, opal value is subjective and
The most critical factor. A bright B1 stone is far more valuable than a dull B7 stone, regardless of size. Body Tone (N1–N9): The base color of the stone. The most critical factor
Most valuable; provides the highest contrast for colors. N7–N9 (White/Light): More common and affordable. Play-of-Color: The "rainbow" effect.
Buying an opal requires understanding a complex set of value factors, as these "living" stones do not follow the standard grading rules of diamonds. A high-quality opal is valued for its , body tone , and play-of-color rather than just size. 💎 Primary Value Factors