• 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
746 of 4578 products
44.83 ct Fancy (36.36 x 23.56mm) Natural Australian Koroit Boulder Opal
44.83 ct Fancy (36.36 x 23.56mm) Natural Australian Koroit Boulder Opal
$155.99 $93.60 USD
38.66 ct Topnotch Fancy (36.17 x 31.30mm) Natural Australian Boulder Opal
38.66 ct Topnotch Fancy (36.17 x 31.30mm) Natural Australian Boulder Opal
$155.99 $93.60 USD
70.76 ct Premium Fancy (47.16 x 26.55mm) Natural Australian Boulder Opal
70.76 ct Premium Fancy (47.16 x 26.55mm) Natural Australian Boulder Opal
$155.99 $93.60 USD
64.68 ct Fancy (27.71 x 29.90mm) Natural Australian Koroit Boulder Opal
64.68 ct Fancy (27.71 x 29.90mm) Natural Australian Koroit Boulder Opal
$155.99 $93.60 USD
79.90 ct Fancy (46.91 x 25.33mm) Natural Australian Koroit Boulder Opal
79.90 ct Fancy (46.91 x 25.33mm) Natural Australian Koroit Boulder Opal
$155.99 $93.60 USD
3.91 ct Best Fancy (21.72 x 8.78mm) Natural Australian Koroit Boulder Opal
3.91 ct Best Fancy (21.72 x 8.78mm) Natural Australian Koroit Boulder Opal
$77.99 $46.80 USD
3.28 ct Eye-opening Fancy (15.82 x 8.85mm) Natural Australian Boulder Opal
3.28 ct Eye-opening Fancy (15.82 x 8.85mm) Natural Australian Boulder Opal
$77.99 $46.80 USD
4.98 ct Flashing Fancy (16.12 x 12.70mm) Natural Australian Boulder Opal
4.98 ct Flashing Fancy (16.12 x 12.70mm) Natural Australian Boulder Opal
$90.99 $54.60 USD
5.84 ct Phenomenal Fancy (14.18 x 13.39mm) Natural Australian Boulder Opal
5.84 ct Phenomenal Fancy (14.18 x 13.39mm) Natural Australian Boulder Opal
$103.99 $62.40 USD
2.94 ct Fancy (13.26 x 8.68mm) Natural Australian Koroit Boulder Opal
2.94 ct Fancy (13.26 x 8.68mm) Natural Australian Koroit Boulder Opal
$77.99 $46.80 USD
5.80 ct Marvelous Fancy (16.13 x 11.19mm) Natural Australian Boulder Opal
5.80 ct Marvelous Fancy (16.13 x 11.19mm) Natural Australian Boulder Opal
$103.99 $62.40 USD
5.32 ct Superior Fancy (16.01 x 10.60mm) Natural Australian Boulder Opal
5.32 ct Superior Fancy (16.01 x 10.60mm) Natural Australian Boulder Opal
$90.99 $54.60 USD
3.23 ct Fancy (14.59 x 11.00mm) Natural Australian Koroit Boulder Opal
3.23 ct Fancy (14.59 x 11.00mm) Natural Australian Koroit Boulder Opal
$77.99 $46.80 USD
3.68 ct Fancy (14.26 x 8.51mm) 100% Natural Australian Boulder Opal
3.68 ct Fancy (14.26 x 8.51mm) 100% Natural Australian Boulder Opal
$77.99 $46.80 USD

Our collections

Tourmaline

Explore

Tanzanite

Explore

Opal

Explore
All Gemstone