Opal Cabochon Rings

A beautiful ring featuring a 1.73 Carat, Natural, Australian Black Opal and 0.09 Carats of Diamond Accents set in Platinum. The Opal displays very good play of color! Opals are known...

Beautiful retro ring, it forms a dome on the finger, openwork with heart motifs, which holds in the center a cabochon opal with claws.

A beautiful ring featuring a 1.164 Carat Australian Black Opal and 0.60 Carat Diamonds made in Platinum. The Opal displays very good play of color! Opals are known for exhibiting fla...

This vintage ring features a curved, tapered band. An oval cabochon opal is set on top.

They hold in the center an opal cabochon in closed setting. Total weight of the opal : about 2 carats.

This beautiful Mid Century opal and diamond ring is a dramatic 1950’s design, centered by an oval cabochon opal measuring approximately 20.54 x 10.50mm.

Comes w/ GIA certification for the opal! Stock Number: MK-160107510 --Certification Details:-- Laboratory: GIA Report Number: 5232577140 Shape: Oval Cutting Style: Double Cabochon T...

Alex Jona design collection, hand crafted in Italy, 18 karat brushed yellow gold ring, set with a 6.25 carat cabochon arlequin opal (0.67 x 0.52 in.).

--Stone(s):-- (1) Natural Genuine Boulder Opal - Oval Double Cabochon Cut - Prong Set - Brown Base / Nice Play of Red Green Blue & Orange Colors - 1.05ct (exact) ** See Certifica...

Natural White Opal Surrounded with Orangey Red Garnet Halo Cocktail Ring in 925 Sterling Silver – Handmade Engraved 💎 GEMSTONE TYPE: Opal & Garnet ⚖️ RING WEIGHT: 16.02 Grams...

A 2.55 carat oval cabochon black opal commands the center of this ballerina-style ring, its dark body tone throwing vivid flashes of blue and green play-of-color that shift with ever...

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.

14 kt solid gold ring with natural opal, diamonds and peridots. October birthstone ring. 14k solid gold Weight: 2.5 g. depends from size Central stone: Natural opal Cut: Oval caboc...

--Stone(s):-- (1) Natural Genuine Opal - Oval Cabochon Cut - Prong Set - Black Color w/ Amazing Play of Purple, Green & Blue Color - 10.57 x 8.61 x 4.11mm / 2.34ct (exact - stamped) ...

This natural opal weight 3.67 carats, and is a perfectly polished cabochon.

This Wendy Yue signed designer ring features a sculpted cabochon opal dome crowned with a vibrant pink sapphire dragonfly, set in 18K white gold.

Black opals from Lightning Ridge are among the most prized gems in the world. The name is inspired by their solid black bodies, upon which a spectrum of strong, vibrant colours stand...

Black opals from Lightning Ridge are among the most prized gems in the world. The name is inspired by their solid black bodies, upon which a spectrum of strong, vibrant colours stand...

The opals in this ring are gorgeous and throw some great colours. They are set upon an ornate gallery in 9ct gold claw settings. Ring Size: S or 9 Band Width: 5.5mm Height Off Fi...

An elegant ring created from a stickpin (circa 1900), featuring a captivating semi-black crystal opal (likely Lightning Ridge) with bright non0directional blue/green mosaic flagstone...

Diamond Crystal Opal Ring 14K Yellow Gold This estate ring is made in solid 14K Yellow Gold and set with genuine Opal and diamonds. The ring came to us from auction and still has an...

GIA certified Natural Black Opal 6.23 ct and Diamond Cocktail Ring in Platinum Natural certified Black Opal Ring features a center Oval Cabochon Black Opal with flashes of Green, Y...

This charming yellow gold ring features a center oval cabochon opal set in a bezel surrounded by a gold twist.

13.33 carats Natural Opal & Diamond Ring in Platinum Diamond and Opal Ring features a large 13.33 carat Oval-shaped Dome Opal with flashes of Orange, Green, and Yellow, encircled by...

A very fine Glenda Arentzen 14k gold, sterling silver and opal modernist ring. Consisting of organic geometric textured shapes in sterling silver, 14k gold strips and a bezel set o...

--Stone(s):-- (1) Natural Genuine Opal - Oval Cabochon Cut - Prong Set - Gray Base / Nice Play of Green & Blue Colors -10.8x8.8mm (approx.) - 1.41ct (exact) (10) Natural Genuine ...

It comes with the Gemological Appraisal by GIA GG/AJP All Gemstones are Natural Ethiopian Opal = 1.70 Carat Multicolor Sapphires = 2.20 Carats Diamonds = 0.05 Carats Metal: Sterling ...

This vintage ring features a domed, tumbling band. A flat cabochon opal is set in millegrain on top.

Centering an oval shaped opal cabochon measuring 9.0 x 6.0 mm Translucent white in body color with spectral play-of-color Bead set with halo surround of old European cut diamonds Wei...

. 💎 GEMSTONE TYPE: Opal ⚖️ RING WEIGHT: 15.94 Grams 💍 RING SIZE: 9 US 🪚 STONE SHAPE & CUT: Cabochon Cut 🌈 COLOR: White with Play of Color 🧱 MATERIAL: 925 Sterling Silver...

This luminous ring centers on a glowing opal, its shifting play of color enhanced by the sparkle of four old single cut diamonds delicately set in palladium. The result is a jewel th...

. 💎 GEMSTONE TYPE: Opal ⚖️ RING WEIGHT: 13.75 Grams 💍 RING SIZE: 9 US 🪚 STONE SHAPE & CUT: Cabochon Cut 🌈 COLOR: White with Play of Color 🧱 MATERIAL: 925 Sterling Silver...

Material: Solid 13k - 14k Yellow & White Gold Total Weight: 11.61 Grams Overall Width: 16.13mm (0.63") (top of the ring - north to south), 2.05mm (bottom of the shank) Overall Heigh...

Striking and one of a kind, this vintage sterling silver ring showcases an impressive estimated 50-60ct Australian natural solid boulder opal. Displaying vivid flashes of pink, blue ...

Striking and one of a kind, this vintage sterling silver ring showcases an impressive estimated 50-60ct Australian natural solid boulder opal. Displaying vivid flashes of pink, blue ...

This Superb art deco opal is set flush in this 9ct yellow gold band. The glossy and colourful stone is set in a square setting and the rose cut diamonds are set either side. The diam...

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...

18K yellow gold ring with natural Opal opal origin - Australia opal measurements - 0.16 х 0.16 х 0.24 in / 4 х 4 х 6 mm stone weight - 0.4 carats ring weight - 4.88 grams ring size...

--Stone(s):-- (1) Natural Genuine Opal - Oval Double Cabochon Cut - Prong Set - Black Color w/ Wonderful Play of Red & Blue Colors - 9.86 x 7.35 x 2.73 mm / 1.25ct (exact - stamped) ...

--Stone(s):-- (1) Natural Genuine Opal - Oval Cabochon Cut - Prong Set - White Base w/ Nice Play of Green & Orange Colors - 9.2x7.3mm approx.) (3) Natural Genuine Diamonds - Roun...

A very gorgeous and beautiful, modern style, Opal & Enamel Cocktail Dome Ring set in 18K White Gold & natural Diamonds.

It comes with the Gemological Appraisal by GIA GG/AJP All Gemstones are Natural Ethiopian Opal = 1.70 Carat Multicolor Sapphires = 2.20 Carats Diamonds = 0.05 Carats Metal: Sterling ...

Dalben design 18k yellow gold satin finishing ring with a 3,05 carat bezel-set round-oval shape Australian crystal opal from Lighting Ridge mine . The opal has wonderful and deep blu...

This eye-catching cocktail ring boasts color with a large oval-shaped fiery Opal offering bursts of red, green, and blue. With the Opal measuring appx. 21.90mm x 17.36mm x 8.63 mm ...

This is a beautiful Antique Victorian Ring with a central Emerald surrounded by a halo of six gorgeous natural round Opals of incredible color and stunning beauty. The effect is of...

A lovely limited edition handmade pink opal and ruby ring. This ring is made in sterling silver and the top of the ring has been coated in gold micron plating. The opals and rubies...

Main Stone Variety: Natural Opal Shape: Pear Cabochon Cut Weight: 13.33 Carat Color: Greyish Black, the play of color effect Side Stone Variety: Natural Diamonds Shape: Round Brill...

A striking celebration of color and craftsmanship, Faye Kim's 18 Karat Black Opal Hinged Ring centers a vivid black opal whose shifting flashes of light create an alluring, ever-chan...

It comes with the Gemological Appraisal by GIA GG/AJP All Gemstones are Natural Ethiopian Opal = 1.70 Carat Multicolor Sapphires = 2.20 Carats Diamonds = 0.05 Carats Metal: Sterling ...

A striking Australian opal ring displaying beautiful aqua blue and green colours, accented with four brilliant cut diamonds in an intricate 18ct yellow gold bypass setting. This beau...

. 💎 GEMSTONE TYPE: Opal ⚖️ RING WEIGHT: 5.07 Grams 💍 RING SIZE: 6 US 🪚 STONE SHAPE & CUT: Cabochon Cut 🌈 COLOR: White with play of color 🧱 MATERIAL: 925 Sterling Silver...

. 💎 GEMSTONE TYPE: Opal ⚖️ RING WEIGHT: 11.14 Grams 💍 RING SIZE: 9.5 US 🪚 STONE SHAPE & CUT: Cabochon Cut 🌈 COLOR: White Orangey with Play of Color 🧱 MATERIAL: 925 Sterl...

This, however, creates challenges due to the fact that there are more buyers than mines, making gem quality opal scarce. Condition: Very Good Era: Mid Century Year: 1960s Metal: Pla...

Thomas Leyser is renowned for his contemporary jewellery designs utilizing fine gemstones. This 18k rose gold (15.30g) ring is set with 1x fine Black Opal in magnificient firework c...

White Opal and Diamond split shank ring in 14k Yellow Gold.

A very gorgeous and beautiful, modern style, Opal & Multi Sapphire Cocktail Ring set in 18K White Gold & natural Diamonds.

This ring is a show stopper! The colours of this opal triplet are beautiful. The stone has pairs of sparkling diamonds sat either side which total 40pts. The ring is modelled in 18 C...

A very gorgeous and beautiful, modern style, Opal & Multi Sapphires Cocktail/ Engagement Ring set in 18K Gold & natural Diamonds.

Ring in 18 karat yellow gold. Sublime antique ring, it is formed by three flat rings which support on the top of a rectangular shaped opal cabochon.

One-of-a-kind cocktail ring featuring a 1.70 carat Black Opal from the renowned region of Lightning Ridge in Australia. Custom-cut blue Sapphires totaling 2.10 carat, green Tsavorite...