Buy Boulder Opal from Australia Gems
Bi-color
Black
Blue
Brown
Golden
Gray
Green
Multicolor Boulder Opal from Australia
Orange
Pink
Purple
Red
Turquoise
Violet
White
Yellow
Clear Colors
Single
Pairs
Lots
Faceted
Cabochons
Showing results for
Sort By:
Price - High to Low
Price - Low to High
Size - Largest to Smallest
Size - Smallest to Largest
Weight - High to Low
Weight - Low to High
Gemtypes in Category:
Boulder Opal (261)
X
Clear All
ID:
522986
Weight:
20.55ct
Size:
31.9 x 16.1 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
135.64
Item in Stock
More Options & Item Details
ID:
636150
Weight:
14.98ct
Size:
20.2 x 13.9 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
104.86
Item in Stock
More Options & Item Details
ID:
678766
Weight:
21.16ct
Size:
25.6 x 16.9 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
126.96
Item in Stock
More Options & Item Details
ID:
523672
Weight:
30.50ct
Size:
30 x 22 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
201.30
Item in Stock
More Options & Item Details
ID:
628027
Weight:
15.88ct
Size:
23.1 x 12.2 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
133.39
Item in Stock
More Options & Item Details
ID:
635341
Weight:
25.30ct
Size:
29.7 x 13.5 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
212.52
Item in Stock
More Options & Item Details
ID:
523722
Weight:
33.71ct
Size:
32.6 x 22.1 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
222.49
Item in Stock
More Options & Item Details
ID:
679248
Weight:
20.10ct
Size:
21.1 x 16.6 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
120.60
Item in Stock
More Options & Item Details
ID:
634610
Weight:
22.12ct
Size:
27.5 x 12.8 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
185.81
Item in Stock
More Options & Item Details
ID:
628050
Weight:
17.73ct
Size:
23.7 x 15.3 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
106.38
Item in Stock
More Options & Item Details
ID:
300453
Weight:
28.58ct
Size:
23.1 x 18.5 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
240.07
Item in Stock
More Options & Item Details
ID:
522410
Weight:
20.80ct
Size:
32.3 x 16.8 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
137.28
Item in Stock
More Options & Item Details
ID:
523676
Weight:
19.94ct
Size:
36.4 x 16.3 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
131.60
Item in Stock
More Options & Item Details
ID:
575232
Weight:
35.80ct
Size:
36.6 x 19.7 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
141.77
Item in Stock
More Options & Item Details
ID:
634607
Weight:
12.07ct
Size:
27.4 x 9.9 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
101.39
Item in Stock
More Options & Item Details
ID:
522985
Weight:
41.37ct
Size:
30 x 22 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
273.05
Item in Stock
More Options & Item Details
ID:
322037
Weight:
42.73ct
Size:
27 x 20 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
394.82
Item in Stock
More Options & Item Details
ID:
410119
Weight:
34.16ct
Size:
23.4 x 19.6 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
316.10
Item in Stock
More Options & Item Details
ID:
522982
Weight:
17.03ct
Size:
26.9 x 13.5 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
112.40
Item in Stock
More Options & Item Details
ID:
628411
Weight:
16.81ct
Size:
28.8 x 13.1 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
100.86
Item in Stock
More Options & Item Details
ID:
628406
Weight:
24.07ct
Size:
22.2 x 18.7 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
144.42
Item in Stock
More Options & Item Details
ID:
626298
Weight:
21.39ct
Size:
16 x 16 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
197.64
Item in Stock
More Options & Item Details
ID:
575226
Weight:
35.99ct
Size:
45 x 23.8 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
129.56
Item in Stock
More Options & Item Details
ID:
627639
Weight:
21.82ct
Size:
20.7 x 16.1 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
201.61
Item in Stock
More Options & Item Details
ID:
523720
Weight:
17.29ct
Size:
27 x 17.2 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
114.12
Item in Stock
More Options & Item Details
ID:
521754
Weight:
30.94ct
Size:
25.4 x 20.1 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
204.20
Item in Stock
More Options & Item Details
ID:
627961
Weight:
12.38ct
Size:
25 x 18 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
74.28
Item in Stock
More Options & Item Details
ID:
523719
Weight:
10.79ct
Size:
23.3 x 13.3 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
64.74
Item in Stock
More Options & Item Details
ID:
678872
Weight:
11.42ct
Size:
21.7 x 18.6 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
68.52
Item in Stock
More Options & Item Details
ID:
744785
Weight:
8.77ct
Size:
22.1 x 13.6 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
43.85
Item in Stock
More Options & Item Details
ID:
636054
Weight:
6.36ct
Size:
21.5 x 8 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
53.42
Item in Stock
More Options & Item Details
ID:
635340
Weight:
7.95ct
Size:
18.3 x 9.9 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
66.78
Item in Stock
More Options & Item Details
ID:
627851
Weight:
14.54ct
Size:
20 x 13.5 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
87.24
Item in Stock
More Options & Item Details
ID:
628393
Weight:
10.65ct
Size:
20.2 x 13.2 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
63.90
Item in Stock
More Options & Item Details
ID:
628049
Weight:
7.58ct
Size:
18 x 9.2 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
45.48
Item in Stock
More Options & Item Details
ID:
744115
Weight:
9.91ct
Size:
16.1 x 13.4 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
49.55
Item in Stock
More Options & Item Details
ID:
678673
Weight:
11.36ct
Size:
26.3 x 13.8 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
68.16
Item in Stock
More Options & Item Details
ID:
522130
Weight:
13.46ct
Size:
14.7 x 12.1 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
88.84
Item in Stock
More Options & Item Details
ID:
627969
Weight:
12.51ct
Size:
23.5 x 14.3 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
75.06
Item in Stock
More Options & Item Details
ID:
449597
Weight:
21.20ct
Size:
25 x 18 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
195.89
Item in Stock
More Options & Item Details
ID:
636042
Weight:
7.10ct
Size:
21.2 x 10.1 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
59.64
Item in Stock
More Options & Item Details
ID:
718602
Weight:
10.68ct
Size:
20.1 x 16.5 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
64.08
Item in Stock
More Options & Item Details
ID:
679242
Weight:
5.29ct
Size:
17.4 x 12.2 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
26.45
Item in Stock
More Options & Item Details
ID:
744779
Weight:
9.69ct
Size:
14 x 14 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
48.45
Item in Stock
More Options & Item Details
ID:
626577
Weight:
10.43ct
Size:
20.1 x 13.6 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
96.37
Item in Stock
More Options & Item Details
ID:
302922
Weight:
32.39ct
Size:
33.7 x 15 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
299.28
Item in Stock
More Options & Item Details
ID:
522174
Weight:
21.82ct
Size:
27 x 20 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
144.01
Item in Stock
More Options & Item Details
ID:
321926
Weight:
21.46ct
Size:
28.9 x 18.8 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
198.29
Item in Stock
More Options & Item Details
ID:
744806
Weight:
1.82ct
Size:
10.6 x 8 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
9.10
Item in Stock
More Options & Item Details
ID:
718512
Weight:
50.57ct
Size:
35.2 x 23.2 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
303.42
Item in Stock
More Options & Item Details
ID:
678773
Weight:
14.15ct
Size:
17.9 x 14.9 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
84.90
Item in Stock
More Options & Item Details
ID:
627971
Weight:
9.50ct
Size:
18.2 x 14 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
57.00
Item in Stock
More Options & Item Details
ID:
679222
Weight:
5.77ct
Size:
18.1 x 11.1 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
34.62
Item in Stock
More Options & Item Details
ID:
678672
Weight:
9.66ct
Size:
26.4 x 12.5 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
57.96
Item in Stock
More Options & Item Details
ID:
523733
Weight:
13.23ct
Size:
22.8 x 14 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
87.32
Item in Stock
More Options & Item Details
ID:
628031
Weight:
14.37ct
Size:
16.4 x 13.1 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
120.71
Item in Stock
More Options & Item Details
ID:
718640
Weight:
5.11ct
Size:
12.3 x 10.7 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
30.66
Item in Stock
More Options & Item Details
ID:
628024
Weight:
8.01ct
Size:
15.6 x 8.8 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
67.28
Item in Stock
More Options & Item Details
ID:
744795
Weight:
17.98ct
Size:
25 x 16.9 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
89.90
Item in Stock
More Options & Item Details
ID:
523723
Weight:
36.66ct
Size:
39.1 x 16.4 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
241.96
Item in Stock
More Options & Item Details
Why Buy Boulder Opal From Australia from GemSelect?
GemSelect Certified Store Reviews
GemSelect: Over 22 Years in the Gemstone Business! Thank you for trusting us with your purchase!
Overall Rating -> 8
It was a good interaction I got a good gemstone for cheap
Posted By Jon in December, 2025
Source: Bizrate
Overall Rating -> 10
Have made 2 purchases so far from GemSelect and they have been amazing! Anytime I requested additional info, videos or pictures of a particular item, the response was always timely and helpful. This is a great place to buy, if you are looking for loose stones. Highly recommend!
Posted By Britnee Rose in September, 2025
Source: Bizrate
Overall Rating -> 10
I have purchased stones from gem select in the past and have been very satisfied. I expect to repeat that experience with this purchase as well
Posted By Marti in July, 2025
Source: Bizrate
Overall Rating -> 9
I did not realize these stones were of jewelry quality. They are really beautiful, just not what I was expecting which was more of a natural stone.
Posted By Jewelry Quality Stones in July, 2025
Source: Bizrate
Overall Rating -> 10
The website has a good selection, the interface is very intuitive.
Posted By PhoenixFeatherJewelry in January, 2026
Source: Bizrate
Overall Rating -> 9
Been using them for years! Very satisfied with the products.
Posted By PI SC in May, 2025
Source: Bizrate