Cabochon Black Opal

Comes w/ GIA certification for the opal! Stock Number: MK-14096033 --Certification Details:-- Laboratory: GIA Report Number: 2231634170 Shape: Oval Cutting Style: Double Cabochon Tr...

Comes with Gemological Appraisal by GIA GG/AJP All Gemstones are Natural in Origin Gemstones: Pink Opal, Black Spinel Total Carat Weight: 9.67 Carats Metal: Gold Plated Sterling Silv...

Comes with Gemological Appraisal by GIA GG/AJP All Gemstones are Natural in Origin Gemstones: Pink Opal, Black Spinel Total Carat Weight: 9.67 Carats Metal: Gold Plated Sterling Silv...

Comes with Gemological Appraisal by GIA GG/AJP All Gemstones are Natural in Origin Gemstones: Pink Opal, Black Spinel Total Carat Weight: 9.67 Carats Metal: Gold Plated Sterling Silv...

A beautiful ring featuring a 1.27 Carat, Natural, Australian Black Opal and 0.72 Carats of Diamond Accents set in 18K Pink Gold. The Opal displays very good play of color! Opals are ...

Cradled within the teardrop frame is a luminous oval black opal cabochon of 2.50ct. each, its surface alive with a kaleidoscopic play-of-color — flashing vivid reds, blues, and green...

A petite Australian opal pendant from Midsomer Jewellery's "Black Lightning" collection. Mined in the 1980s, this vintage opal is newly set in 14ct gold, featuring play of dreamy blu...

Centering an oval shaped opal cabochon measuring 9.0 x 13.0 mm Semi-opaque black in body color with spectral play-of-color Bezel set in platinum with a diamond halo surround With add...

This Lightning Ridge opal and diamond cocktail ring is an extraordinary statement piece, showcasing a large oval opal alive with iridescent flashes of green, blue, and turquoise. The...

Opal doublets are created by bonding a thin slice of natural opal to a darker backing, typically black onyx or ironstone.

Comes w/ GIA certification for the opal! Stock Number: MK-190682156 --Certification Details:-- Laboratory: GIA Report Number: 2233487390 Shape: Oval Cutting Style: Double Cabochon T...

Indulge in a stunning Antique Art Deco - Hollywood Regency Opal and Black Onyx Ring with a gorgeous central Opal set in Black Onyx in a 14 Karat Rose Gold raised open work setting of...

One of a Kind Deco Cuff Bracelet by acclaimed designer Julie Romanenko hand-fabricated in intricately textured and beaded solid 14k yellow gold showcasing a gorgeous 3.0 carat oval b...

--Stone(s):-- (7) Natural Genuine Opal - 1 Oval Cabochon Cut & 6 Round Cabochon Cut - Prong Set - White Color w/ Many Play of Green& Blue Color - 9x7.1mm (oval), 3.1mm (round...

--Stone(s):-- (1) Natural Genuine Opal - Oval Cabochon Cut - Bezel Set - Black Color w/Strong Play of Blue & Slightly Green - 3.40ct (approx. based on the certification measurements)...

💎 GEMSTONE TYPE: Opal, Peridot, Tsavorite Garnet ⚖️ PENDANT WEIGHT: 5.41 Grams 🪚 STONE SHAPE & CUT: Cabochon and Oval 🌈 COLOR: Black and Green 🧱 MATERIAL: 925 Sterling Silve...

Catalogued as 91LC in a private collection, the maskette is set in 925 sterling silver plated with black ruthenium and 18K gold. The metal rises from the sides of the face in two une...

Boulder Koroit Opal earrings in blackened and gold plated silver opal origin - Australia opal measurements - 0.55 х 0.91 in / 14 х 23 mm opal weight - 23.10 carats earrings length - ...

Black Opal Approx 23.7 × 11.8 mm Depth: 5.6mm Diamonds Approx 1.81ct total Marks 18 _____...

This one-of-a-kind ring was handcrafted in Paris, inspired by traditional techniques used in fine jewelry at the turn of the 20th century. The design follows a historical method wher...

Indulge in a stunning Black Opal Antique Art Deco ring with a gorgeous 13.5 Carat Black Opal with radiant fire set in a 14 Karat Gold setting of great beauty.

Signet Ring with Black Opal Cabochon for Men silver, gold. Oval Solitaire Ring.

A strikingly beautiful 18ct gold pendant featuring an oval cabochon cut, Australian solid black opal with blue and green play of colours, with one brilliant cut diamond on the frame

The image shows an intricate carp fish pendant. The pendant features a large, carved opal-like gemstone at its center, depicting a carp or koi fish. The stone is set in a metal frame...

The setting of these stones on a blackened silver base creates a contrasting dark background, enhancing the colors of each gemstone. 18K Yellow gold : 10 g 925 sterling silver : 1.9...

The attention to detail throughout these earrings is just incredible. Kiersten Elizabeth believes jewelry should be beautiful from every angle. This creation takes that notion to a...

Studio Modernist sterling silver necklace with elaborate wirework and craftsmanship. Each link is a long double bar of silver with twisted silver cord wrapped around it. The pendant ...

24.64 Carats Diamond, Opal, and Black Onyx Drop Earrings in Modern Style The exquisite and artistic design with which this set of earrings is crafted, speaks a lot about it. Scintil...

--Stone(s):-- (13) Natural Genuine Opal - 1 Round Cabochon Cut & 12 Marquise Cabochon Cut - Bezel & Prong Set - White Color w/ Many Play of Green & Blue Color - 3.6mm (round), range ...

An entirely handmade ONE OF A KIND elegant and lustrous GIA Certified Oval Australian Black Opal cabochon surrounded by a double row of beautiful baguette diamonds in a platinum sett...

Comes w/ GIA certification for the opal! Stock Number: MK-680690238 --Certification Details:-- Laboratory: GIA Report Number: 6237487399 Shape: Oval Cutting Style: Double Cabochon T...

This amazing 5.89 Ct Australian black boulder opal was mined by Sue Cooper at her Yaraka opal mine in western Queensland, Australia in 2023. Sue processed the rough opal herself and ...

The weight of the Ethiopian Opal is 7.35 carats. The weight of the Black Onyx is 8.49 carats.

Pendant Detail: 18.92 Carat Oval Double Cabochon Australlian Black Opal *AGL Report # 1105700 - image attached to listing 8.30 Carat Trillion Cut Tsavorite Garnet 1.20 Carat Ma...

The weight of the Ethiopian Opal is 4.34 carats. The weight of the Black Onyx is 13.70 carats.

10.08 Carat Black Oval Cabochon Cut Opal with Baguette and Round Cut Diamond on 18k White Gold Ring.

This delightful vintage style ring is centered with a bezel set oval cabochon white opal. The opal is bordered with eight blue emeralds and on black enamel background.

An entirely handmade ONE OF A KIND elegant and lustrous Australian Black Opal cabochon surrounded by beautiful baguette and round diamonds in an Art Deco inspired platinum setting.

Black Opals: Mounted in inlaid settings, with 164 well matched round cabochons cuts of natural Australian black opals, with a combined weight of about 16.40 carats.

This fabulous antique brooch, masterfully designed with elegant Art Nouveau accents, features a wonderful black opal cabouchon measuring 20 x 17mm, rub-over set in the centre in an 1...

Illustrated in our book: Beatriz Chadour-Sampson & Sonya Newell-Smith, Tadema Gallery London Jewellery from the 1860s to 1960s, Arnoldsche Art Publishers, Stuttgart 2021, cat. no. 15...

A striking 14ct gold band showcasing a cabochon-cut Australian Lightning Ridge black opal doublet with vivid blue and green hues.

Comes with original GIA certification for the opal. Stock Number: MK-710105513 --Certification Details:-- Laboratory: GIA Report Number: 2233916046 Shape: Oval Cutting Style: Double...

The weight of the Ethiopian Opal is 8.31 carats. The weight of the Black Onyx is 32.97 carats.

In these unique art deco style earrings we have the upper parts composed by 2 Black Opal oval cabochon 10mm x 12mm, in the central parts we have a pair of 14 kt gold elements ,14 fu...

Beautiful Antique Edwardian 14K White Gold Platinum Top Black Opal Old Euro Diamond Ring. This gorgeous Edwardian old Euro diamond and black opal cocktail ring is crafted in 14k whit...

The weight of the Ethiopian Opal Cabochon is 3.74 carats. The weight of the custom cut Black Onyx is 4.61 carats.

Approximately 10 Ct Oval Shape Black Australian Opal Cocktail Ring 14 Kt Yellow Gold, SIZE 6.5 Introducing our captivating 14 Karat Yellow Gold Cocktail Ring featuring a breathtaking...

Weight: 5 gr Metal: 14k gold Central gemstone: opals, oval cabochon cut, 1 ct each gemstone, black color.

Gemstone Detail: 10.99 Carat Oval Cabochon Australian Black Opal *AGL Report # 1105701 2.77 Carats Tsavorite Garnets - 2 Pear-shape and 6 Round Brilliant in profile of rin...

This unique 20.39 Ct Australian boulder opal was mined by Sue Cooper at her Yaraka opal mine in western Queensland, Australia in 2020. Sue processed the rough opal herself and cut in...

Contemporary Black Opal and Colorless Topaz Earrings in Silver A striking pair of drop earrings featuring 1 carat black Ethiopian opal cabochons, framed by a graceful vertical arran...

Natural freeform oval cabochon cut Natural Black Opal, approx. 8.10 carats (17mm x 11.4mm x 7mm), distinct red/orange/yellow/green/ play of color in a harlequin pattern on a black ba...

Yellow 14K gold ring with natural Black Opal opal origin - Australia opal measurements - 0.079 х 0.43 х 0.55 in / 2 х 11 х 14 mm opal weight - 2.32 carats ring size - 7 US (this r...

This contemporary custom made engagement/promise ring features a unique interplay of naturally beautiful gemstones. An Australian Opal is securely prong set sideways in the center, e...

Product Specifications: Item Type: Cocktail / Statement Ring Metal: Platinum 900 Size: 6.5 (adjustable) Weight: 7.66 grams Ring Face: 17.7 x 15.6mm Shank Type: Polished platinum plai...

THESE ARE VERY LARGE OPALS! THE NECKLACE IS 18 INCHES LONG. IT HAS A MAGNIFICENT CLASP SET WITH A CENTRAL BLACK OPAL CABOCHON SURROUNDED BY A HALO OF OLD MINE CUT DIAMONDS IN 14 KA...