SHOP 100,000+ BUY IT NOW OPALS
OR TRY OUR AUCTIONS WITH NO BUYERS FEES
100% NATURAL OPALS & VERIFIED SELLERS
Opal Auctions Opals Gem Rock Auctions Gemstones Jewelry Auctioned Jewelry Coins Auctioned Coins
Opal Auctions
Register Log in
Black Opals Gemma AI Opal 101
Estimated RRP
10%
Coupon code SEDADEALS
Enjoy a discount of
Valid Until
24th Apr 2026

This coupon only applies to Buy It Now purchases

sedaopals

20.22 CTS BOULDER OPAL FROM KOROIT [BMB2827]

1803 views
7 watching
Details
SKU
Dimensions (mm)
30 x 11 x 7mm
Weight (cts)
20.22
Type
Cabochon
Colours
Description

BOULDER OPAL

This is a natural untreated boulder stone that has been well polished.

 It was mined in Koroit Queensland. 

 It is a stunning piece showing unique pattern and good vain fire.

The weights and sizes are approximate.

There is some reflection from the artificial lights on the stone.


Shipping
Provider Destination Cost
Registered Shipping Default Rest of World
21 days
first item
per additional item
shipping capped at
FedEx Rest of World
7 days
first item
per additional item
shipping capped at
Registered Shipping Default Australia
10 days
first item
per additional item
shipping capped at
Registered Shipping Default Chile
21 days
first item
per additional item
shipping capped at
Registered Shipping Default Czechia
21 days
first item
per additional item
shipping capped at
Registered Shipping Default Finland
21 days
first item
per additional item
shipping capped at
Registered Shipping Default France
21 days
first item
per additional item
shipping capped at
Registered Shipping Default Italy
21 days
first item
per additional item
shipping capped at
Registered Shipping Default Japan
21 days
first item
per additional item
shipping capped at
Registered Shipping Default Norway
21 days
first item
per additional item
shipping capped at
Registered Shipping Default Poland
21 days
first item
per additional item
shipping capped at
Registered Shipping Default Spain
21 days
first item
per additional item
shipping capped at
Registered Shipping Default Sweden
21 days
first item
per additional item
shipping capped at
Registered Shipping Default United Kingdom
21 days
first item
per additional item
shipping capped at
Registered Shipping Default United States of America
21 days
first item
per additional item
shipping capped at
Express Shipping Australia
4 days
first item
per additional item
shipping capped at
FedEx Chile
7 days
first item
per additional item
shipping capped at
Express Shipping Czechia
14 days
first item
per additional item
shipping capped at
Express Shipping Finland
14 days
first item
per additional item
shipping capped at
FedEx Finland
7 days
first item
per additional item
shipping capped at
Express Shipping France
14 days
first item
per additional item
shipping capped at
Express Shipping Italy
14 days
first item
per additional item
shipping capped at
FedEx Italy
7 days
first item
per additional item
shipping capped at
FedEx Japan
7 days
first item
per additional item
shipping capped at
FedEx Norway
7 days
first item
per additional item
shipping capped at
Express Shipping Poland
14 days
first item
per additional item
shipping capped at
FedEx Poland
7 days
first item
per additional item
shipping capped at
Express Shipping Spain
14 days
first item
per additional item
shipping capped at
FedEx Spain
7 days
first item
per additional item
shipping capped at
Express Shipping Sweden
14 days
first item
per additional item
shipping capped at
FedEx Sweden
7 days
first item
per additional item
shipping capped at
FedEx United Kingdom
10 days
first item
per additional item
shipping capped at
FedEx United States of America
7 days
first item
per additional item
shipping capped at
Store
20.22 CTS BOULDER OPAL FROM KOROIT [BMB2827]

sedaopals
Qld, Australia
Owned by sedaopals
Verified
View all 49,382 Feedback
Recent Feedback
  • small-didi
    small-didi
    Positive

    Fast delivery very nice Present, thank you. Opal is bright with a bit sand inside I just got on the wheel and made a double sided 5.8 Ct gem out of it. Kind regards

22.50 CTS OLD CHUNKY MINTABIE OPAL PARCEL MINED IN 1990s 22.50 CTS OLD CHUNKY MINTABIE OPAL PARCEL MINED IN 1990s
  • small-didi
    small-didi
    Positive

    Thank you for the extra parcel, nice Opal as described will be a Challenge to cut and polish it

55.00 CTS OLD CHUNKY MINTABIE OPAL PARCEL MINED IN 1990s 55.00 CTS OLD CHUNKY MINTABIE OPAL PARCEL MINED IN 1990s
  • bribie007
    bribie007
    Positive

    Awesome parcel, Thank You

18.00 cts 12x8 RED/Multi Color Fire in Fairy Opal Parcels 6 usd each 18.00 cts 12x8 RED/Multi Color Fire in Fairy Opal Parcels 6 usd each
  • bribie007
    bribie007
    Positive

    Awesome parcel, Thank You

20.20 cts 12x9 RED/Multi Color Fire in Fairy Opal Parcels 6.5 usd each 20.20 cts 12x9 RED/Multi Color Fire in Fairy Opal Parcels 6.5 usd each
  • bribie007
    bribie007
    Positive

    Awesome parcel, Thank You.

16.80 cts 12x8 RED/Multi Color Fire in Fairy Opal Parcels 7 usd each 16.80 cts 12x8 RED/Multi Color Fire in Fairy Opal Parcels 7 usd each
View All Feedback

Audit

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

Shipping Details

Costs:
Transit:
21 days via Registered Shipping
Capped at:
Ships from:
Australia

Payment Options

  • paypal
  • stripe
  • gempay
Ask a question

Overview

Listing Type : Standard
Product ID : 1165645
Starts : 16th March 2026 09:11 pm PDT
* All prices are in USD

You may also like