Opal ~ Antique & Vintage Items

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2.17 Ct Natural Black Flashing Fire Opal Pear Cab: Weight - 2.17 Ct / Size - 12.10 x 7.00 x 5.70 mm / Shape - Pear Cab/ Color - Black / Clarity - Translucent / Origin - Ethiopia / Treatment - Color Smoked

2026

2.17 Ct Natural Black Flashing Fire Opal Pear Cab

Gems AuctionBangkok, TH

2.72 Ct Natural Multicolor Welo Opal Flash Fire Oval Cut: Weight - 2.72 Ct / Dimensions - 12.00 x 8.90 x 5.90 mm / Shape - Oval Cut / Color - Multicolor / Clarity - Translucent / Origin - Ethiopia / Treatment - None

2026

2.72 Ct Natural Multicolor Welo Opal Flash Fire Oval Cut

Gems AuctionBangkok, TH

1.69 Ct Natural Multicolor Welo Opal Flash Fire Round Cab: Weight - 1.69 Ct / Dimensions - 8.80 x 8.80 x 3.70 mm / Shape & Cut - Round Cab / Color - Multicolor / Transparency - Translucent / Origin - Ethiopia / Comments - None

2026

1.69 Ct Natural Multicolor Welo Opal Flash Fire Round Cab

Gems AuctionBangkok, TH

1.78 Ct Natural Multicolor Welo Opal Flash Fire Oval Cut: Weight - 1.78 Ct / Dimensions - 12.10 x 8.40 x 4.70 mm / Shape - Oval Cut / Color - Multicolor / Clarity - Translucent / Origin - Ethiopia / Treatment - None

2026

1.78 Ct Natural Multicolor Welo Opal Flash Fire Oval Cut

Gems AuctionBangkok, TH

4.69 Ct Natural Multicolor Welo Opal Flash Fire Round Cut Beads: Weight - 4.69 Ct / Dimensions - 5.30 - 6.20 mm / 10 Pc's / Shape & Cut - ROund Cut Beads / Color - Multicolor / Transparency - Translucent / Origin - Ethiopia / Comments - None

2026

4.69 Ct Natural Multicolor Welo Opal Flash Fire Round Cut Beads

Gems AuctionBangkok, TH

SOLD

14K GOLD 14.03 CT NATURAL OPAL RING: Ref:231099112 // Gold Content:14K Gold // Ring Size:7.25US // // Main Gemstone:Opal // Shape:Oval // Carat Weight:14.03ct // Color:Color // Treatment:Natural // Condition: New Low Estimate: 6800.00 Hi

2026

14K GOLD 14.03 CT NATURAL OPAL RING

Elbert GallerySilver Spring, MD

SOLD

14K GOLD 7.1 CT NATURAL OPAL & DIAMOND RING: Ref:231101033 // Gold Content:14K Gold // Ring Size:7.25US // // Main Gemstone:Opal // Shape:Oval // Carat Weight:7.1ct // Color:Color // Treatment:Natural // // Adjacent Gemstone 2 : Diamond // Shape

2026

14K GOLD 7.1 CT NATURAL OPAL & DIAMOND RING

Elbert GallerySilver Spring, MD

SOLD

10K Gold Pear Shape Created Opal & CZ Ladies Ring - 1.66g: Matching set when paired with Lot 81 Size: 7

2026

10K Gold Pear Shape Created Opal & CZ Ladies Ring - 1.66g

Leonard Trading LLCGreenville, SC

SOLD

10K Gold Pear Shape Created Opal & CZ Ladies Necklace - 1.46g: Matching set when paired with Lot 80 Length: 18in

2026

10K Gold Pear Shape Created Opal & CZ Ladies Necklace - 1.46g

Leonard Trading LLCGreenville, SC

Opulent Antique 14k Yellow Gold, Opal & Ruby Filigree Elongated Victorian Ring: Incredible! Tested 14k with shadows of hallmark stamps visible on the side of one of the 4 fine bands, measuring a size 7, 1 1/2" length along the finger, 6 faceted Ruby gemstones, 3 Opal cabocho

2026

Opulent Antique 14k Yellow Gold, Opal & Ruby Filigree Elongated Victorian Ring

Atlee Raber AuctionsDundee, OH

14k Rose Gold 3.50ct Opal 0.35ct Diamond Pendant: Retail: $4,800.00 ****** 14k Rose Gold 3.50ct Opal 0.35ct Diamond Pendant ****** Metal: 14k Solid Rose Gold / Size: 16 / Total Item Weight: 4.0 grams / Country Made: United States / / Main Stone: Opal

2026

14k Rose Gold 3.50ct Opal 0.35ct Diamond Pendant

Prestige Auction GalleriesWoodland Hills, CA

Turquoise Earrings, ID Bracelet & Opal Ring Lot: Charming three-piece Southwestern-inspired jewelry lot. Includes a pair of dangle earrings set with cabochon turquoise and coral-colored stones arranged in a circular floral motif, offering a vibrant

2026

Turquoise Earrings, ID Bracelet & Opal Ring Lot

Sphere Auctions LLCSun Prarie, WI

Sterling Silver Opal Drop Earrings & Pendant Set: Elegant artisan-style jewelry set including a sterling silver pendant necklace and matching drop earrings, each adorned with luminous opal cabochons displaying subtle iridescent flashes of green and g

2026

Sterling Silver Opal Drop Earrings & Pendant Set

Sphere Auctions LLCSun Prarie, WI

Natural White Opal 5.47 Ct. Oval Shape 13.9 x 11.9 Mm Gemstone from Ethiopia: Product ID: 818709735 Product Name: Natural Opal Weight: 5.47 CT. Size: 13.9 x 11.9 x 7.8 MM. Shape: Oval Color: White Clarity:Opaque Luster: Good Gems Origin: Ethiopia Treatment: Unheated Crystal Str

2026

Natural White Opal 5.47 Ct. Oval Shape 13.9 x 11.9 Mm Gemstone from Ethiopia

Treasure of Gems & JewelryBlanco, TX

Natural Fire Red Black Opal 0.97 Ct. Oval Cabochon Shape 9.2 x 7.3 Mm. Unheated Gemstone: Product ID: 818724619 Product Name: Natural Opal Weight: 0.97 CT. Size: 9.2 x 7.3 x 3.3 MM. Shape: Oval Cabochon Color: Rainbow Fire Red Black Clarity:Semi - Transparent Luster: Iridescent Gems Origin

2026

Natural Fire Red Black Opal 0.97 Ct. Oval Cabochon Shape 9.2 x 7.3 Mm. Unheated Gemstone

Treasure of Gems & JewelryBlanco, TX

HARRY SPENCER NAVAJO STERLING OPAL NECKLACE: NATIVE AMERICAN STERLING TURQUOISE 3 STATION CONCHO NECKLACE. SIGNED MARKED "H SPENCER" TESTED STERLING SILVER. MEASURES 17". CENTER PENDANT IS 1.5". WEIGHS 25 GRAMS. USA SHIPPING $5.

2026

HARRY SPENCER NAVAJO STERLING OPAL NECKLACE

Imperial AuctionCape Coral, FL

OPAL & MOP INLAY EARRINGS STERLING SILVER: VINTAGE ESTATE EARRINGS INLAID WITH OPAL AND MOTHER OF PEARL. NATIVE AMERICAN SOUTHWEST ZUNI / NAVAJO INDIAN JEWELRY. MEASURE 1 5/8 INCHES LONG. WEIGH 3.9 GRAMS. EXCELLENT USED CONDITION. USA SHIPPING

2026

OPAL & MOP INLAY EARRINGS STERLING SILVER

Imperial AuctionCape Coral, FL

OPAL & MOP INLAY NECKLACE STERLING SILVER: VINTAGE ESTATE PENDANT INLAID WITH OPAL AND MOTHER OF PEARL. NATIVE AMERICAN SOUTHWEST ZUNI / NAVAJO INDIAN JEWELRY. ADJUSTABLE BOX CHAIN UP TO 22 INCHES PLUS PENDANT MEASURES 1 5/8 INCHES LONG. WEIGH

2026

OPAL & MOP INLAY NECKLACE STERLING SILVER

Imperial AuctionCape Coral, FL

NATURAL 19CT FIRE OPAL RING STERLING SILVER: GENUINE NATURAL 19 CARAT OPAL WITH RED AND GREEN FIRE. SET IN STERLING SILVER RING SIZE 8 1/2. WEIGHS 13.8 GRAMS. EXCELLENT CONDITION. USA SHIPPING ONLY $5.

2026

NATURAL 19CT FIRE OPAL RING STERLING SILVER

Imperial AuctionCape Coral, FL

LELAND OPAL HUMMINGBIRD NECKLACE PIN STERLING SILV: ARTIST HALLMARKED "R.L. STERLING" SILVER; REYNETSA LELAND. OLD INLAID OPAL BROOCH. NATIVE AMERICAN SOUTHWEST ZUNI INDIAN JEWELRY. MEASURES 1 5/8 INCHES BY 1 1/8 INCH. WEIGHS 4.3 GRAMS. EXCELLENT USED

2026

LELAND OPAL HUMMINGBIRD NECKLACE PIN STERLING SILV

Imperial AuctionCape Coral, FL

LARGE NATURAL OPAL RING 17 CARATS STERLING SILVER: 17 CARAT NATURAL OPAL BLUES, GREENS AND REDS. IN STERLING SILVER RING SIZE12. USA SHIPPING $5

2026

LARGE NATURAL OPAL RING 17 CARATS STERLING SILVER

Imperial AuctionCape Coral, FL

1.5CT BLACK FIRE OPAL RING 18K GOLD 3.4GRAM SIZE 6: GENUINE MARKED 18K WHITE GOLD. WEIGHS 3.4 GRAMS. SIZE 6. NEW OLD STOCK; EXCELLENT CONDITION. USA SHIPPING $5.

2026

1.5CT BLACK FIRE OPAL RING 18K GOLD 3.4GRAM SIZE 6

Imperial AuctionCape Coral, FL

Pr. 14K & Opal Earrings 3.3 Grams (Weight With Stone): Pr. 14K & Opal Earrings 3.3 Grams (Weight With Stone)

2026

Pr. 14K & Opal Earrings 3.3 Grams (Weight With Stone)

George Cole AuctionsRed Hook, NY

Red Flash Black Welo Opal -1.85 ct.: Item is the exact item in the image - Bidder is responsible for all value and grade determination -

2026

Red Flash Black Welo Opal -1.85 ct.

Antique Finder ServicesPost Falls, ID

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Opal Bracelets Auctions

Mint Heavy Carolyn Pollack Sterling Turquoise Cuff Bracelet 6.5-8"

Huge Mint Heavy SAJEN Sterling 30ct Emerald 12ct Aqua Pendant

Mint Heavy Carolyn Pollack Sterling Gem Cuff Bracelet 6.5-8"

STERLING SILVER GOLD VINTAGE JEWELRY POKEMON

Sabertooth Auctions

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Murray, KY, US

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