Skip to product information
1 of 9

Opal ID 3151

18.93 Ct top gem grade boulder opal

A free-form boulder opal with brilliant broad rolling flashes of greens, blues and orange-reds and a dark body tone.

Details

18.93 carats

Natural solid boulder opal

Yaraka mining region, Queensland, Australia

Dimensions

Length: 23.3 mm
Width: 16.2 mm
Depth: 7 mm

Grade

Opal ID 3151 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.

18.93 Ct top gem grade boulder opal18.93 Ct top gem grade boulder opal 18.93 Ct top gem grade boulder opal18.93 Ct top gem grade boulder opal18.93 Ct top gem grade boulder opal18.93 Ct top gem grade boulder opal18.93 Ct top gem grade boulder opal18.93 Ct top gem grade boulder opal