Black Opal Round Colliers

1.642 ct - AAA

8.265 ct - AAA

6.783 ct - AAA

8.039 ct - AAA

6.705 ct - AAA

6.515 ct - AAA

7.595 ct - AAA

7.963 ct - AAA

6.371 ct - AAA

7.235 ct - AAA

6.555 ct - AAA

9.295 ct - AAA

26.5 ct - AAA

6.395 ct - AAA

7.515 ct - AAA

8.595 ct - AAA

6.395 ct - AAA

7.445 ct - AAA

6.215 ct - AAA

7.09 ct - AAA

5.04 ct - AAA

4.146 ct - AAA

7.165 ct - AAA