31.75cts Koroit Boulder Opal Polished Stone * AOH-625

Item Information

Dimensions (mm) 30.9 x 21.1 x 3.2mm
Weight (carats) 31.75 carats
  • Cabochon
  • Polished

Down Under Opals

" Dreaming Opals "

Bringing you quality stones at competitive prices. Photos are taken under LED lights. This is as close we can get to natural outdoor sunlight.  We also use a 100mm Macro lens to capture as much detail as possible, sometimes details that are not visible to the common eye.


Stone :  Koroit Boulder Opal
Outback Queensland Australia

Cut and Polished. 

Good pattern and colour

Beautiful Pattern 

Free hole drilling if required.

Please note : Not all scales are made the same, so slight variation in measurements and weight are to be expected.

Also with finished stones we generally take thickness measurement in the middle of the stone.


Member of the " Queensland Boulder Opal Association Inc."
Member of the "Lightning Ridge Miners Association"

$90.00 USD

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15 Days via Standard Shipping - Tracked
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Audit Information

The Opal Sheriff program allows our members to request an audit on any auction, which is completed by an independent Gemologist who assesses the accuracy of the item description and pictures.

Pricing & Details

Auction ID 1318070
Watchers 2 watching
Viewed 117 times
Starts 1st Jan 2023 2:36pm PST

Shipping & Insurance

Provider Shipping Transit
Express Shipping $40.00 14 days
FedEx $35.00 7 days
Standard Shipping - Tracked $20.00 15 days
Shipping Insurance all providers $10.00 (optional)

Downunderopals Details

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