Results for “boulder”

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29.37ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 50YP: Natural sliced slab rough of Queensland boulder opal cutting grade, featuring rich color ironstone matrix with patterns. The face clearly reveals extensive opal veining and pocket formations running t

21 hrs Left

29.37ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 50YP

Est.

US$10

-

US$200

US$10

Lazo HeritageSathorn, Bangkok

Australian Share Certificate - Dreadnought-Boulder Tin Mines Amalgamated, 19 April 1920: Certificate# 3115 100 Shares at 5 Shillings Medium Collectables

Australian Share Certificate - Dreadnought-Boulder Tin Mines Amalgamated, 19 April 1920

Est.

A$90

-

A$115

A$75

Smalls AuctionsSydney, NSW

76.12ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 27YL: Natural sliced slab rough of Queensland boulder opal cutting grade, featuring rich color ironstone matrix with patterns. The face clearly reveals extensive opal veining and pocket formations running t

21 hrs Left

76.12ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 27YL

Est.

US$10

-

US$200

US$10

Lazo HeritageSathorn, Bangkok

15.78ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 57AY: Natural sliced slab rough of Queensland boulder opal cutting grade, featuring rich color ironstone matrix with patterns. The face clearly reveals extensive opal veining and pocket formations running t

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15.78ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 57AY

Est.

US$10

-

US$200

US$10

ThousandPlanetSathorn, Bangkok

VTG 14K YELLOW GOLD AUSTRALIAN FIRE BOULDER OPAL & DIAMOND POST STUD EARRINGS: VTG 14K YELLOW GOLD AUSTRALIAN FIRE BOULDER OPAL & DIAMOND POST STUD EARRINGS Vtg 14k Yellow Gold Australian Fire Boulder Opal & Diamond Post Stud Earrings Size: 5/8" Tall by Just Under 1/2" Wide Weig

4 days Left

VTG 14K YELLOW GOLD AUSTRALIAN FIRE BOULDER OPAL & DIAMOND POST STUD EARRINGS

Est.

US$765

-

US$855

US$630

Modern JewelryValley Village, CA

48.45ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 63YP: Natural sliced slab rough of Queensland boulder opal cutting grade, featuring rich color ironstone matrix with patterns. The face clearly reveals extensive opal veining and pocket formations running t

21 hrs Left

48.45ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 63YP

Est.

US$25

-

US$200

US$25

Lazo HeritageSathorn, Bangkok

18K Yellow Gold 1.50ct Diamond and Boulder Opal Pendant: A vibrant Boulder Opal gives this luxury pendant an otherworldly quality. Sophisticated and incredibly captivating, Diamonds with a total weight of 1.50 carats add opulence to the overall design. Craf

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18K Yellow Gold 1.50ct Diamond and Boulder Opal Pendant

US$2,200

Eastern European Art Gallery IncBroomall, PA

14K GOLD RING WITH NATURAL BOULDER OPAL, 0.03CTS OF DIAMOND ( SIZE: 8.25 ) 6G: 14K LARGE BOULDER OPAL RING WITH SINGLE DIAMOND (SIZE: 8.25) 14k Large Boulder Opal Ring with Single Diamond You are bidding on a 14k Large Boulder Opal Ring with Single Diamond. The ring has been che

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

US$2,549

Modern JewelryValley Village, CA

DESIGNER 14K YELLOW GOLD AUSTRALIAN FIRE BOULDER OPAL & RUBY DANGLE HALO PENDANT: DESIGNER 14K YELLOW GOLD AUSTRALIAN FIRE BOULDER OPAL & RUBY DANGLE HALO PENDANT Designer 14k Yellow Gold Australian Fire Boulder Opal & Ruby Dangle Halo Pendant Size: 7/8" Tall With Bail by 1/2" Wide

4 days Left

DESIGNER 14K YELLOW GOLD AUSTRALIAN FIRE BOULDER OPAL & RUBY DANGLE HALO PENDANT

Est.

US$671

-

US$750

US$550

Modern JewelryValley Village, CA

14K YELLOW GOLD PENDANT WITH 11MM X 7MM NATURAL BOULDER OPAL ( 3.4 GRAMS ): WOMEN'S 14K YELLOW GOLD PENDANT WITH 11X7MM NATURAL BOULDER OPAL Women's 14k Yellow Gold Pendant with 11x7mm Natural Boulder Opal You are bidding on a pre-owned Women's 14k Yellow Gold Pendant with Na

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14K YELLOW GOLD PENDANT WITH 11MM X 7MM NATURAL BOULDER OPAL ( 3.4 GRAMS )

US$1,495

Modern JewelryValley Village, CA

BOULDER OPAL NAVAJO RING SIZE 5.25 STERLING SILVER WOMEN: BOULDER OPAL NAVAJO RING SIZE 5.25 STERLING SILVER WOMEN Boulder Opal Southwestern ring size 5.25 sterling silver women Size 5.25 Weight 14.7g Length 7/8" Widest 3/4" Thinnest part. 1/4"

Sep 2, 2026

BOULDER OPAL NAVAJO RING SIZE 5.25 STERLING SILVER WOMEN

Est.

US$319

-

US$357

US$260

Modern JewelryValley Village, CA

14K GOLD RING WITH NATURAL BOULDER OPAL AND DIAMONDS (SIZE 6.25) 3.5 GRAM: 14K GOLD RING WITH NATURAL BOULDER OPAL AND DIAMONDS (SIZE: 6.25) 14k Gold Ring with natural Boulder Opal and Diamonds You are bidding on a 14k Gold Ring with natural Boulder Opal and Diamonds. The ri

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

US$1,273

Modern JewelryValley Village, CA

18k Yellow Gold Boulder Opal Diamond Pendant Necklace with Rope Chain: 18k Yellow Gold Boulder Opal Diamond Pendant Necklace with Rope Chain This exquisite pendant necklace features a stunning freeform boulder opal, showcasing a captivating blue base enhanced by a remark

17 hrs Left

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

Est.

US$6,114

-

US$7,949

US$2,450

Diamond DepotNew York, NY

VINTAGE RING BOULDER OPAL MEXICO RICHARD GUAD BAND SIZE 8 STERLING SILVER WOMEN: VINTAGE RING BOULDER OPAL MEXICO RICHARD GUAD BAND SIZE 8 STERLING SILVER WOMEN Vintage ring boulder opal Mexico Richard Guad band size 8 sterling silver women AS IS - stone secure but slightly loose

Sep 2, 2026

VINTAGE RING BOULDER OPAL MEXICO RICHARD GUAD BAND SIZE 8 STERLING SILVER WOMEN

Est.

US$421

-

US$471

US$345

Modern JewelryValley Village, CA

NAVAJO STERLING SILVER BRACELET CUFF - BOULDER TURQUOISE - RICHARD KEE - 6 5/8": NAVAJO STERLING SILVER BRACELET CUFF - BOULDER TURQUOISE - RICHARD KEE - 6 5/8" This Navajo sterling silver bracelet has been beautifully crafted by Navajo silversmith Richard Kee. It has a beautiful

Aug 23, 2026

NAVAJO STERLING SILVER BRACELET CUFF - BOULDER TURQUOISE - RICHARD KEE - 6 5/8"

Est.

US$535

-

US$598

US$440

Modern JewelryValley Village, CA

BOULDER OPAL RING BOHO SIZE 5.25 STERLING SILVER WOMEN: BOULDER OPAL RING BOHO SIZE 5.25 STERLING SILVER WOMEN Cantera Boulder Opal ring boho size 5.25 sterling silver women Size 5.25 Between a size 5.25 and a size 5.50 Weight. 12.2g Length 1" Width. 7/8"

Sep 2, 2026

BOULDER OPAL RING BOHO SIZE 5.25 STERLING SILVER WOMEN

Est.

US$183

-

US$205

US$150

Modern JewelryValley Village, CA

Platinum Pendant Necklace with Boulder Opal and Diamond Accents Adjustable Chain: Platinum Pendant Necklace with Boulder Opal and Diamond Accents Adjustable Chain This elegant necklace features a free form natural boulder opal pendant accented with numerous natural round brilliant

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Platinum Pendant Necklace with Boulder Opal and Diamond Accents Adjustable Chain

US$2,890

Diamond DepotNew York, NY

18k Yellow Gold Boulder Opal Diamond Pendant Necklace with Rope Chain: 18k Yellow Gold Boulder Opal Diamond Pendant Necklace with Rope Chain This exquisite pendant necklace features a stunning freeform boulder opal, showcasing a captivating blue base enhanced by a remark

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

US$3,710

BidhausNew York, NY

Platinum Cocktail Ring With Large Boulder Opal and Diamond Accents: Platinum Cocktail Ring With Large Boulder Opal and Diamond Accents This vintage cocktail ring features a large natural boulder opal with an oval cabochon cut, showcasing a vibrant play of color in bro

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Platinum Cocktail Ring With Large Boulder Opal and Diamond Accents

US$4,280

Diamond DepotNew York, NY

Platinum 2.29ctw Black Boulder Opal Diamond Cluster Cocktail Ring: Platinum 2.29ctw Black Boulder Opal Diamond Cluster Cocktail Ring This modern cocktail ring showcases an exquisite 2.29 carat total weight featuring a stunning natural genuine boulder opal at its cent

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Platinum 2.29ctw Black Boulder Opal Diamond Cluster Cocktail Ring

US$1,950

Diamond DepotNew York, NY

BOULDER OPAL RING BOHO SIZE 5.25 STERLING SILVER WOMEN: BOULDER OPAL RING BOHO SIZE 5.25 STERLING SILVER WOMEN Cantera Boulder Opal ring boho size 5.25 sterling silver women Size 5.25 Between a size 5.25 and a size 5.50 Weight. 12.2g Length 1" Width. 7/8"

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BOULDER OPAL RING BOHO SIZE 5.25 STERLING SILVER WOMEN

US$183

Modern JewelryValley Village, CA

14k Yellow Gold Boulder Opal Pendant Necklace Adjustable 16.22ct: 14k Yellow Gold Boulder Opal Pendant Necklace Adjustable 16.22ct This elegant necklace features a custom-cut, natural boulder opal solitaire pendant set in solid 14k yellow gold. The opal displays vib

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14k Yellow Gold Boulder Opal Pendant Necklace Adjustable 16.22ct

US$2,330

BidhausNew York, NY

Platinum Pendant Necklace with Boulder Opal and Diamond Accents Adjustable Chain: Platinum Pendant Necklace with Boulder Opal and Diamond Accents Adjustable Chain This elegant necklace features a free form natural boulder opal pendant accented with numerous natural round brilliant

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Platinum Pendant Necklace with Boulder Opal and Diamond Accents Adjustable Chain

US$2,890

BidhausNew York, NY

Platinum 2.29ctw Black Boulder Opal Diamond Cluster Cocktail Ring: Platinum 2.29ctw Black Boulder Opal Diamond Cluster Cocktail Ring This modern cocktail ring showcases an exquisite 2.29 carat total weight featuring a stunning natural genuine boulder opal at its cent

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Platinum 2.29ctw Black Boulder Opal Diamond Cluster Cocktail Ring

US$1,950

BidhausNew York, NY

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