Green Flash Black Opal 1.75 ct
Natural Solid Untreated Black Opal Polished Stone
Weight: 1.75 carat
Dimensions: 10.5x8x3 mm
Source: Lightning Ridge, NSW, Australia
Size and weight are approximate.
Please check the provided weight and dimensions carefully.
We are unable to offer additional photos for size reference.
We recommend drawing the dimensions on paper for size reference of an opal.
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Australian Opals do not change their appearance after exposure to heat / climate / humidity / water.
An Australian Opal will not be damaged when exposed to light chemicals such as dishwashing detergent or hand soap. You should not however expose your opal to hasher chemicals such as bleach or ammonia.
They are however susceptible to cracking if knocked hard enough. If wearing your opal set in a ring you should always be careful that it is not knocked during physical activities.
If undertaking some form of sport or manual labour, please take off your ring or other opal jewelry so that it is not damaged.