• Filters

    Filter by

    Availability
    Price
    $
    $
    Gem Size Depth ( d )
    Weight
    Hardness
    Treatment
    Origin
    Luster
    Clarity
    Gem Size Width ( w )
    Gem Size Length ( l )
    Shape
    Grade
    Color
    Clear all
399 products
12.24 ct Fancy (20.87 x 12.52mm) Natural Australian Koroit Boulder Opal 12.24 ct Fancy (20.87 x 12.52mm) Natural Australian Koroit Boulder Opal
12.24 ct Fancy (20.87 x 12.52mm) Natural Australian Koroit Boulder Opal
$103.99 USD
9.25 ct Marvelous Fancy (19.39 x 13.14mm) Natural Australian Boulder Opal 9.25 ct Marvelous Fancy (19.39 x 13.14mm) Natural Australian Boulder Opal
9.25 ct Marvelous Fancy (19.39 x 13.14mm) Natural Australian Boulder Opal
$90.99 USD
7.13 ct Fancy (16.73 x 15.49mm) Natural Australian Koroit Boulder Opal 7.13 ct Fancy (16.73 x 15.49mm) Natural Australian Koroit Boulder Opal
7.13 ct Fancy (16.73 x 15.49mm) Natural Australian Koroit Boulder Opal
$90.99 USD
4.24 ct Dazzling Fancy (23.47 x 9.14mm) Natural Australian Boulder Opal 4.24 ct Dazzling Fancy (23.47 x 9.14mm) Natural Australian Boulder Opal
4.24 ct Dazzling Fancy (23.47 x 9.14mm) Natural Australian Boulder Opal
$64.99 USD
14.94 ct Phenomenal Fancy (27.64 x 9.51mm) Australian Koroit Boulder Opal 14.94 ct Phenomenal Fancy (27.64 x 9.51mm) Australian Koroit Boulder Opal
14.94 ct Phenomenal Fancy (27.64 x 9.51mm) Australian Koroit Boulder Opal
$103.99 USD
16.78 ct Fancy (21.56 x 21.32mm) Natural Australian Koroit Boulder Opal 16.78 ct Fancy (21.56 x 21.32mm) Natural Australian Koroit Boulder Opal
16.78 ct Fancy (21.56 x 21.32mm) Natural Australian Koroit Boulder Opal
$103.99 USD
16.71 ct Marvelous Fancy (27.16 x 18.63mm) Australian Koroit Boulder Opal 16.71 ct Marvelous Fancy (27.16 x 18.63mm) Australian Koroit Boulder Opal
16.71 ct Marvelous Fancy (27.16 x 18.63mm) Australian Koroit Boulder Opal
$103.99 USD
23.77 ct Fancy (27.67 x 17.42mm) Natural Australian Koroit Boulder Opal 23.77 ct Fancy (27.67 x 17.42mm) Natural Australian Koroit Boulder Opal
23.77 ct Fancy (27.67 x 17.42mm) Natural Australian Koroit Boulder Opal
$103.99 USD
25.00 ct Terrific Fancy (29.39 x 17.42mm) Natural Australian Boulder Opal 25.00 ct Terrific Fancy (29.39 x 17.42mm) Natural Australian Boulder Opal
25.00 ct Terrific Fancy (29.39 x 17.42mm) Natural Australian Boulder Opal
$103.99 USD
22.90 ct Dazzling Fancy (35.01 x 14.07mm) Natural Australian Boulder Opal 22.90 ct Dazzling Fancy (35.01 x 14.07mm) Natural Australian Boulder Opal
22.90 ct Dazzling Fancy (35.01 x 14.07mm) Natural Australian Boulder Opal
$103.99 USD
16.42 ct Marvelous Fancy (27.04 x 17.63mm) Australian Koroit Boulder Opal 16.42 ct Marvelous Fancy (27.04 x 17.63mm) Australian Koroit Boulder Opal
16.42 ct Marvelous Fancy (27.04 x 17.63mm) Australian Koroit Boulder Opal
$103.99 USD
10.17 ct Fancy (20.26 x 12.73mm) Natural Australian Koroit Boulder Opal 10.17 ct Fancy (20.26 x 12.73mm) Natural Australian Koroit Boulder Opal
10.17 ct Fancy (20.26 x 12.73mm) Natural Australian Koroit Boulder Opal
$90.99 USD
29.29 ct Five-star Fancy (28.22 x 26.83mm) Australian Koroit Boulder Opal 29.29 ct Five-star Fancy (28.22 x 26.83mm) Australian Koroit Boulder Opal
29.29 ct Five-star Fancy (28.22 x 26.83mm) Australian Koroit Boulder Opal
$129.99 USD
40.52 ct Valuable Fancy (31.32 x 19.24mm) Natural Australian Boulder Opal 40.52 ct Valuable Fancy (31.32 x 19.24mm) Natural Australian Boulder Opal
40.52 ct Valuable Fancy (31.32 x 19.24mm) Natural Australian Boulder Opal
$129.99 USD

Our collections

Tourmaline

Explore

Tanzanite

Explore

Opal

Explore
All Gemstone