11.54 Ct top gem boulder opal

11.54 carats

Nautural solid boulder opal

Yaraka mining region, Queensland, Australia

Length: 26.6 mm
Width: 11.7 mm
Depth: 3.3 mm

Opal ID 2329 is a Top gem Grade boulder opal.

Australian boulder opals of this grade are extremely rare. They score very high in most valuation factors, including, brilliance, colour, pattern and play-of-colour. They often also have a black or very dark body tone.