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
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)
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