16.10 Ct top gem boulder opal

16.1 carats

Natural solid boulder opal

Western Queensland, Australia

Length: 28.3 mm
Width: 10.2 mm
Depth: 4.5 mm

Opal ID 2847 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.