Black Opal 4.01-20.0 Carat Necklaces

10.17 ct - AAA

5.495 ct - AAA

8.2 ct - AAA

7.53 ct - AAA

9.23 ct - AAA

12.02 ct - AAA

6.852 ct - AAA

6.4 ct - AAA

8.322 ct - AAA

9.58 ct - AAA

10.034 ct - AAA

12.42 ct - AAA

5.85 ct - AAA

6.295 ct - AAA

4.932 ct - AAA

9.508 ct - AAA

17.11 ct - AAA

5.614 ct - AAA

16.28 ct - AAA

15.98 ct - AAA

10.24 ct - AAA

5.86 ct - AAA

9.588 ct - AAA

6 ct - AAA

9.988 ct - AAA

11.09 ct - AAA

8.62 ct - AAA

11.322 ct - AAA

14.36 ct - AAA

10.964 ct - AAA

10.12 ct - AAA

8.545 ct - AAA