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Boulder Opal 24,212 items

5.0 ct Top Gem Quality Boulder Opal $222

5.0 ct Top Gem Quality Boulder Opal

36 bids indigoopals
$223
13.50 ct Gem Quality Full Color Boulder Opal $2,000

13.50 ct Gem Quality Full Color Boulder Opal

36 bids indigoopals
$2,001
3.90 ct Top Gem Quality Boulder Opal $808

3.90 ct Top Gem Quality Boulder Opal

33 bids indigoopals
$809
8.35 ct Top Gem Quality Boulder Opal $250

8.35 ct Top Gem Quality Boulder Opal

27 bids indigoopals
$251
5.80 ct Top Gem Quality Boulder Opal $850

5.80 ct Top Gem Quality Boulder Opal

25 bids indigoopals
$851
2.60 ct Top Gem Quality Boulder Opal $300

2.60 ct Top Gem Quality Boulder Opal

24 bids indigoopals
$301
112.0 ct Big Gem Blue Green Boulder Opal $133

112.0 ct Big Gem Blue Green Boulder Opal

19 bids indigoopals
$134
4.80 ct Boulder Opal With Multi Color $25

4.80 ct Boulder Opal With Multi Color

18 bids indigoopals
$26
34.65 ct Top Gem Quality Boulder Opal $1,500

34.65 ct Top Gem Quality Boulder Opal

17 bids indigoopals
$1,501
4.70 ct Top Gem Quality Boulder Opal $500

4.70 ct Top Gem Quality Boulder Opal

16 bids indigoopals
$501