Genuine Australian natural cut opal gemstone for sale:
Page 4/4: from $800.00 to $3760.00 USD:

   

Unset cut and polished Australian natural opal
Origin: Coober Pedy, South Australia
14 x 12 mm
Weight: 2.7 carats
Bright opal with bright large multicolored flashes
To set in a ring or pendant

   

Unset cut and polished Australian natural opal
Origin: Coober Pedy, South Australia
13 x 11 mm
Weight: 3.3 carats
Bright opal various colours
To set in a ring or pendant

   

Big Unset cut and polished Australian crystal pipe opal
Origin: Opalton, via Winton, Queensland
38 x 13.7 x 5.6 mm thick
Weight: 15.5 carats
Bright green crystal opal
Big crystal opal to make a big pendant

   

Unset cut and polished Australian natural black opal
from Lightning Ridge, New South Wales
10.4 x 9 mm x 5 mm thick
Weight: 3 carats
Black opal with bright green colours

   

Unset cut and polished Australian crystal opal
free form cabochon
from Opalton, Queensland
High free form cabochon
23 x 12.4 x 6.2 mm thick
Weight: 10 carats
Multicolored crystal opal
Appears mostly bright green or bright pinkish red depending of the light source

   

Cut and polished natural Australian black opal, ready to be set
from Lightning Ridge, New South Wales
13 x 10 mm x 4 mm thick
Weight: 3.5 carats
Black opal with blue and bright green colours

     

Unset cut and polished Australian opal
from Lightning Ridge, New South Wales
17.2 x 8.4 x 5.6 mm thick
Weight: 5.4 carats
Full of various bright colours on both sides
(Could be set as a stunning reversible opal pendant)

   

Unset cut natural Australian opal
from Opalton, Queensland
Free form cabochon
23.4 x 13.7 x 5.9 mm thick
Weight: 10.7 carats
Play of bright varied colours with red

     

Cut and polished natural Australian crystal opal, ready to be set
from Lightning Ridge, New south Wales
14.6 x 11.7 x 3.6 mm thick
Weight: 3.8 carats
Bright multicolored crystal opal

   

Unset cut and polished Australian black opal
from Lightning Ridge, New South Wales
13.8 x 12 mm x 4.2 mm thick
Weight: 4.6 carats
Black opal full of bright electric colours

     

Unset cut and polished Australian crystal pipe opal
from Opalton, Queensland
15.8 x 10 x 4.6 mm thick
Weight: 5.75 carats
Very bright multicored crystal opal with red

   

Big unset cut and polished Australian boulder opal
from Opalton, Queensland
39 x 15 mm x 6 mm thick
Weight: 23.3 carats
White opal full of brillant red colours with some green colours

   

Very big unset natural Australian crystal pipe opal
from Opalton, Queensland
36 x 20 mm x 8 mm thick
Weight: 40 carats
Bright green and golden colours
Crystal opal of this size is rare
Would make a beautiful original opal pendant

     

Very big cut and polished natural Australian boulder opal, ready to be set
from Opalton, Queensland
52 x 17 mm x 6 mm thick
Weight: 49 carats
Bright sparkles of green and with some red colours
Will make a spectacular opal pendant