|DETAILS:(No0646e)||Natural solid black opal rough polished specimen 18.51ct /3.70g|
|Stone||Natural solid black opal|
|Carat||18.51ct / 3.70g|
|Dimensions||29.05mm x 18.06mm Thickness 6.4 – 8.1mm|
|Origin||Lightning Ridge NSW Australia|
|Note|| All photos were taken under natural and sun light.