boulder

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18K YELLOW GOLD BOULDER OPAL NECKLACE

NY Elizabeth 4.3

(128)

$25

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18" Giant Boulder Bike

Bryant Art Auction4.4

(115)

$50

3 days Left

A HETIAN JADE MOUNTAIN BOULDER BONSAI

Ancient Charm Auctions4.5

(48)

$800

22 hrs Left

14K GOLD RING WITH NATURAL BOULDER OPAL, 0.03CTS OF DIAMOND ( SIZE: 8.25 ) 6G

Modern Jewelry4.5

(221)

$2,050

Oct 18, 2026

14K GOLD RING WITH NATURAL BOULDER OPAL AND DIAMONDS (SIZE 6.25) 3.5 GRAM

Modern Jewelry4.5

(221)

$1,025

Oct 18, 2026

Vintage Navajo Boulder Opal Bracelet

Billy The Kid Auction House4.8

(896)

$25

2 days Left

MIKIMOTO BOULDER OPAL PENDANT

NY Elizabeth 4.3

(128)

$25

303 Lots Away

MIKE ROSITA CALLADITTO NAVAJO STERLING SILVER BOULDER ROYSTON TURQUOISE EARRINGS

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(221)

$630

Oct 11, 2026

A large geode boulder

West Coast Auction Gallery 4.7

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$10

(1 bid)

3 hrs Left

Navajo J. Begay Silver Boulder Turquoise Earrings

North American Auction Co.4.2

(435)

$100

Oct 10, 2026

Vintage Platinum 1.43ct GIA Oval Boulder Opal Ring with Diamond Accents

Bidhaus4.3

(882)

$100

Oct 14, 2026

Platinum Pendant Necklace with Boulder Opal and Diamond Accents Adjustable Chain

Diamond Depot4.3

(16)

$2,250

987 Lots Away

Vintage Platinum 1.43ct GIA Oval Boulder Opal Ring with Diamond Accents

Diamond Depot4.3

(16)

$2,100

6 days Left

18k Yellow Gold Boulder Opal Diamond Pendant Necklace with Rope Chain

Bidhaus4.3

(882)

$100

Oct 11, 2026

Platinum 2.29ctw Black Boulder Opal Diamond Cluster Cocktail Ring

Diamond Depot4.3

(16)

$100

6 days Left

† A FINELY CARVED LAPIS LAZULI BOULDER, QIANLONG PERIOD

Galerie Zacke 4.4

(52)

€5,000

Oct 16, 2026