21.3ct Boulder Opal from the Queensland Opal fields

21.3ct Boulder Opal from the Queensland Opal fields.
Dimensions: 23.6 x 15.1 x 7.4mm - Dimensions approximate due to the shape of the opal.
$110 AUD. Free Shipping within Australia on purchases over $100. Insurance can be arranged at buyer’s expense. Please check if import tax applies in your country.