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1 Ct Solid Opal

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Art Nouveau 2.25 Ct Solid Australian Opal Diamond Tiara Ring
Located in Napoli, IT
: 1 pear cabochon cut natural Harlequin opal of approx 2.25 Ct (10.62 mm. x 8.36 mm.) – 3 old European
Category

Early 20th Century European Art Nouveau Cluster Rings

Materials

Diamond, Opal, 18k Gold

Vintage Opal Diamond Cocktail Ring 12 Ct Opal 4 Ct Diamond
Located in Kendal, GB
A spectacular vintage cocktail ring built around a spellbinding natural opal at its heart. It
Category

Vintage 1960s European Cocktail Rings

Materials

Diamond, Opal, 18k Gold, White Gold

14.80 Ct Kaleidoscopic Australian Opal Diamond Pendant
Located in Napoli, IT
TCW Gems: 1 oval cabochon cut natural opal of 14.80 Ct (22 x 16 mm.) – brilliant cut diamonds totaling
Category

21st Century and Contemporary European Contemporary Pendant Necklaces

Materials

Diamond, Opal, 18k Gold

14.80 Ct Kaleidoscopic Australian Opal Diamond Pendant
14.80 Ct Kaleidoscopic Australian Opal Diamond Pendant
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H 1.19 in W 0.83 in L 18.12 in
French Victorian 39.00 Ct Australian Opal 6.00 Ct Rubies Large Brooch
Located in Napoli, IT
hallmarks from the period Impressive 39.00 Ct Natural Australian Opal, rare size to come across set in this
Category

Antique Late 19th Century French Victorian Brooches

Materials

Opal, Ruby, 18k Gold

12.30 Ct Australian Opal Diamond Large Solitaire ring
Located in Napoli, IT
Impressive Opal and Diamond ring, 1960 ca Exquisitely hand crafted of solid 18 KT white gold in a
Category

Mid-20th Century Italian Contemporary Solitaire Rings

Materials

Diamond, Opal, 18k Gold

Estate 11.50 Ct. Australian Opal Diamond 18 Kt ring
Located in Napoli, IT
This outstanding Diamond and Opal ring is 1960 ca Superb hand made mounting made of solid white
Category

Mid-20th Century Italian Contemporary Cluster Rings

Materials

Diamond, Opal, 18k Gold

Estate Marquee Shaped Fire Opal 2.60 Ct Diamond Ring
Located in Napoli, IT
: assay Gems: 1 marquise faceted cabochon cut natural opal of 22 mm. x 7.7 mm. – 53 brilliant cut diamonds
Category

Mid-20th Century Italian Contemporary Cocktail Rings

Materials

Diamond, Fire Opal, 18k Gold

Victorian 3.80 Ct Natural Fire Opal .60 Ct Old Mine Diamond Rare Snake ring
Located in Napoli, IT
: assay Gems: 1 oval faceted cut natural fire opal of approx 3.80 Ct (12.3 x 9.8 mm. – 2 old mine cut
Category

Early 20th Century European Victorian Cluster Rings

Materials

Diamond, Fire Opal, 18k Gold

Vintage Style 6.0 Ct. Ruby Red Fire Opal Diamond Solitaire ring
Located in Napoli, IT
Metal: 18 Kt gold, tested Hallmarks: assay Gems: 1 oval faceted cut natural fire opal of approx 6,00 Ct
Category

Antique 1880s European Contemporary Solitaire Rings

Materials

Diamond, Opal, Fire Opal, 18k Gold

Vintage 3.87 Ct Australian Black Blue Green Opal Diamond Platinum ring
Located in Napoli, IT
Gems: 1 cabochon cut natural untreated black opal of 3.87 Ct (11.74 x 9.20 mm.) – 6 Swiss cut diamonds
Category

Vintage 1930s European Retro Solitaire Rings

Materials

Diamond, Black Opal, Platinum

Antique Halo Ring 1 ct Sapphire Diamonds solid 14K Rose Gold US 3.75 / 2.8gr
Located in SE
stones measures 17.5 mm x 8 mm 4.5 mm deep. Sapphire 10 mm x 3.5 mm x 2.75 mm deep / ca. 1 ct. Each
Category

Vintage 1920s European Art Deco Cluster Rings

Materials

Diamond, Sapphire, Rose Gold, 14k Gold

Opal 14k Gold Ring, Cabochon Opal Ring. Opal Gold Ring. Opal Vintage Ring
By Daizy Jewellery
Located in Istanbul, TR
gold Weight: 2.1 g (depends from size) Main stone - Opal, multicolor depends from light, oval cut, 1 ct
Category

2010s Turkish Modern Fashion Rings

Materials

Diamond, Opal, Gold, 14k Gold

Opal 14k Gold Ring, Cabochon Opal Ring. Opal Gold Ring. Opal Vintage Ring
By Daizy Jewellery
Located in Istanbul, TR
gold Weight: 2.1 g (depends from size) Main stone - Opal, multicolor depends from light, oval cut, 1 ct
Category

2010s Turkish Modern Fashion Rings

Materials

Diamond, Opal, Gold, 14k Gold

Opal 14k Gold Ring, Cabochon Opal Ring, Opal Gold Ring
By Daizy Jewellery
Located in Istanbul, TR
gold Weight: 2.1 g (depends from size) Main stone - Opal, multicolor depends from light, oval cut, 1 ct
Category

2010s Turkish Modern Engagement Rings

Materials

Diamond, Opal, 14k Gold

Contemporary Australian Crystal Opal Pink Sapphire and Diamond Ring 18 Ct Gold
Located in Hamilton, AU
Details The 2.15-carat solid Australian crystal opal displays bright abundant flashes of orange, green
Category

21st Century and Contemporary Australian Contemporary Cluster Rings

Materials

Diamond, Opal, Gold, 18k Gold, Yellow Gold

GIA Certified Vivid Black Opal 5.19 ct Diamond Engagement Ring 18K Yellow Gold
Located in Suwanee, GA
. ---------------------------------------------------------------------------------------------------- ABOUT THIS PRODUCT Solid 18K Yellow Gold Australian Black Opal: 4.35 ct 60 ...
Category

2010s Australian Artist Cluster Rings

Materials

Diamond, Black Opal, Yellow Gold

Opal Spiral Ring, Oval Cabochon Opal Ring, Opal Gold Ring
By Daizy Jewellery
Located in Istanbul, TR
: Opal - Shape: Oval cabochon - Total Carat Weight: aprox 0.9 cts. - No. of Stones: 1 - Color Grade
Category

2010s Turkish Modern Engagement Rings

Materials

Diamond, Opal, Gold, 14k Gold

Opal Engagement Ring, Oval Opal Ring, 14k Gold Ring with Opal
By Daizy Jewellery
Located in Istanbul, TR
ring. Metal: 14k solid gold Weight: 1.8 gr depends from size Central gemstone: Natural Opal Color
Category

2010s Turkish Modern Engagement Rings

Materials

Diamond, Opal, 14k Gold

Cabochon Opal Ring. 14k Gold Ring with Opal. Minimalist Opal Ring
By Daizy Jewellery
Located in Istanbul, TR
. depends from size. Central stone: Natural Opal Weight - approx 1 ct in total, oval cabochon cut. Clarity
Category

2010s Turkish Modern Engagement Rings

Materials

Diamond, Opal, 14k Gold

Solid Opal Black Agate Halo Diamond Engagement Ring 18K Yellow Gold
Located in Suwanee, GA
. ---------------------------------------------------------------------------------------------------- ABOUT THIS PRODUCT Solid 18K Yellow Gold, Australian Solid Opal: 0.34 ct 22 D...
Category

2010s American Arts and Crafts Engagement Rings

Materials

Agate, Diamond, Opal, 18k Gold, Yellow Gold

Vintage Retro Ring Opal Diamonds solid 18K Gold ØUS8 / 4 gr
Located in SE
Beautiful Aquamarine Ring for female hand. Frame in solid 18K White Gold. Claw set natural
Category

Vintage 1970s European Retro Cluster Rings

Materials

Diamond, Opal, 18k Gold, White Gold

Opal Engagement Ring, Oval Opal Ring, 14k Gold Ring with Opal
By Daizy Jewellery
Located in Istanbul, TR
ring. Metal: 14k solid gold Weight: 1.8 gr depends from size Central gemstone: Natural Opal Color
Category

2010s Turkish Modern Fashion Rings

Materials

Diamond, Opal, Gold, 14k Gold

Cabochon Opal Ring, 14k Gold Ring with Opal, Minimalist Opal Ring
By Daizy Jewellery
Located in Istanbul, TR
. depends from size. Central stone: Natural Opal Weight - approx 1 ct in total, oval cabochon cut. Clarity
Category

2010s Turkish Modern Fashion Rings

Materials

Diamond, Opal, Gold, 14k Gold

Cabochon Opal Ring, 14k Gold Ring with Opal, Minimalist Opal Ring
By Daizy Jewellery
Located in Istanbul, TR
. depends from size. Central stone: Natural Opal Weight - approx 1 ct in total, oval cabochon cut. Clarity
Category

2010s Turkish Modern Fashion Rings

Materials

Diamond, Opal, Gold, 14k Gold

Australian Solid Opal with Akoya Pearl Open Adjustable Ring 18K Yellow Gold
Located in Suwanee, GA
. ---------------------------------------------------------------------------------------------------- ABOUT THIS PRODUCT 18K Yellow Gold Australian Solid Opal 0.32 ct Akoya Pearl:...
Category

2010s American Arts and Crafts Engagement Rings

Materials

Opal, Pearl, 18k Gold, Yellow Gold

Black opal 14k gold ring.
By Daizy Jewellery
Located in Istanbul, TR
Opal: oval cabochon shape, mix color, semi transparent clarity, 1 piece - 10.3x8.3 mm 2.2 ct Diamonds
Category

2010s Turkish Modern Cocktail Rings

Materials

Diamond, Opal, Black Opal, Gold, 14k Gold

Opal engagement gold ring.
By Daizy Jewellery
Located in Istanbul, TR
. Central gemstone: natural opal Color: multicolor (depends from light) Oval cut, 1 ct. approx Clarity
Category

2010s Turkish Modern Engagement Rings

Materials

Opal, Diamond, Gold, 14k Gold

Opal 14k gold ring.
By Daizy Jewellery
Located in Istanbul, TR
- Opal, multicolor depends from light, oval cut, 1 ct weight, vs clarity. Other stones: Diamonds - 0.2
Category

2010s Turkish Modern Cocktail Rings

Materials

Diamond, Opal, 14k Gold, Gold

Opal and Diamonds 14k Gold Ring. Round Halo Opal Gold Ring!
By Daizy Jewellery
Located in Istanbul, TR
gemstone Opal: round cabochon shape, black multicolor, Si (transparent with inclusions) clarity, 1 piece
Category

2010s Turkish Modern Engagement Rings

Materials

Diamond, Opal, 14k Gold

Ruby and Opals Massive Ring
By Daizy Jewellery
Located in Istanbul, TR
, -7.50 ct, semi-transparent , purple-to red color. Opals: solid, round cabochon shape, 20 pieces
Category

2010s Turkish Modern Cocktail Rings

Materials

Opal, Ruby, Sterling Silver

Sea Turtle gold ring with opal.
By Daizy Jewellery
Located in Istanbul, TR
stone opal, solid Opal: color - multicolor Oval cabochon cut, 1.10 ct. approx Clarity: Opaque Side
Category

2010s Turkish Modern Fashion Rings

Materials

Diamond, Opal, Ruby, Gold, 14k Gold

14k Gold Opal and Diamonds Ring
By Daizy Jewellery
Located in Istanbul, TR
: Solid Opal: oval cabochon shape, mix color, semi transparent clarity, 1 piece, approx 1.5 ct Diamonds: 6
Category

2010s Turkish Modern Solitaire Rings

Materials

Diamond, Opal, 14k Gold

Antique Ring 0.1 ct Diamond solid 18K Yellow Gold Platinum ØUS6 / 2.8gr
Located in SE
A Diamond ring in solid 18K Gold and Platinum, likely hand - made in USA ca. 1920s - 1930s
Category

Vintage 1920s American Art Deco Cluster Rings

Materials

Diamond, Pearl, 18k Gold, Platinum

1946 Ring 0.45 ct Diamond solid 18K Gold Silver Ø 7US / 3.2gr
Located in SE
Renaissance-styled ring featuring solid 18K Orange - Yellow Gold band with articulated shoulders
Category

Vintage 1940s Swedish Art Nouveau Solitaire Rings

Materials

Diamond, 18k Gold, Silver

1920 Anna's Ring natural 0.5 ct Ruby solid 18K Gold US6.25 / 1.35gr
Located in SE
A Ring from distant Art- Deco period, engraved band in solid 18K Yellow Gold with bezel set oval
Category

Vintage 1920s Swedish Art Deco Cluster Rings

Materials

Ruby, 18k Gold

Antique European Ring 0.5 ct Diamond solid 18K Gold Ø US6 / 3.7gr
Located in SE
European, 19 - early 20 century, no hallmarks, metal tested solid 18K Yellow Gold. This great ring
Category

Early 20th Century European Art Nouveau Wedding Rings

Materials

Diamond, 18k Gold

14k Gold Opal & Emerald Half Eternity Ring!
By Daizy Jewellery
Located in Istanbul, TR
Gemstones: 1. Natural opals: weight - 1.00 ct total (4.2 x 2.4 mm each), cut - marquise, color - orange
Category

2010s Turkish Modern Cluster Rings

Materials

Emerald, Opal, 14k Gold

1964 Finish Ring 7.5 ct Emerald solid 14K Gold ØUS 6.25 / 3.7 gr
Located in SE
7.5 ct. The color is Green with a slight tint of Blue. Band and crown in solid 14 ct Yellow Gold with
Category

Vintage 1960s Finnish Retro Solitaire Rings

Materials

Emerald, 14k Gold

Three Stones Ring 0.65 ct Sapphire 1ctw Diamonds solid White Gold ØUS6.75 /2.4gr
Located in SE
Beautiful Sapphire and Diamonds Ring made ca.1930s - 1950s. Not hallmarked, metal tested solid 18K
Category

Vintage 1930s European Art Nouveau Three-Stone Rings

Materials

Diamond, Sapphire, 18k Gold, White Gold

1930's German Ring solid 14K Gold 15 ct Citrine Ø6.5 US / 10.7gr
Located in SE
German Art-Deco cocktail ring from ca 1930s. Solid rosy 14K Rose Gold ornamental frame with bezel
Category

Vintage 1930s German Art Deco Solitaire Rings

Materials

Citrine, 14k Gold

Antique German Ring 0.3 ct Diamonds solid 14K Gold Platinum Ø8US/ 1.76 gr
Located in SE
Art-Deco period 3 stones German Ring featuring Diamonds and solid Platinum / or White Gold on top
Category

Vintage 1920s European Art Deco Wedding Rings

Materials

Diamond, 14k Gold, Platinum

Vintage Ring Sputnik natural 7.5 ct Gems solid 18K Gold Ø 8.75 / 8.5gr
Located in SE
manufactured by H.Stern, Brazil. There are no hallmarks. Metal parts in solid 18K (tested) Orange Gold 19
Category

Vintage 1970s Brazilian Retro Fashion Rings

Materials

Amethyst, Citrine, Garnet, Peridot, Aquamarine, Quartz, Tourmaline, 18k ...

Vintage Ring 7 ct Aquamarine solid 18K White Gold Ø 3.75 US / 3.8gr
Located in SE
Beautiful Aquamarine Ring for female hand. Frame in solid 18K White Gold. Claw set natural
Category

Vintage 1960s European Retro Cluster Rings

Materials

Aquamarine, 18k Gold, White Gold

Antique Danish Halo Ring 1 ct Sapphire 1.5ctw Diamonds 18K Gold Ø5.25/7gr
Located in SE
mm deep / ca. 1 ct. Ten Diamonds, all old European cut Ø 3 mm x 1.6 mm deep / ca 0.15 ct each, total
Category

Vintage 1920s Danish Art Deco Cluster Rings

Materials

Diamond, Sapphire, 18k Gold

Antique Nordic Ring 1.5 ct Natural Cornflower Sapphire Diamonds solid 18K Gold S
Located in SE
/Cornflower variety 8.25 mm x 5.6 mm x 3.3 mm deep / ca 1.5 ct surrounded with four rose cut Diamonds Ø2 mm
Category

Vintage 1910s Swedish Art Nouveau Cluster Rings

Materials

Diamond, Sapphire, 18k Gold, Sterling Silver

Fire Opal Birthstone Pendant in 18 Karat Yellow Gold
By VR Jewels
Located in Houston, TX
> Gemstone - Opal > Stone Weight - 7.1 ct > Stone pieces - 1 > Stone Size - 16 x 12 mm > Stone Shape - Oval
Category

21st Century and Contemporary American Modern Pendant Necklaces

Materials

Fire Opal, Opal, 18k Gold, Yellow Gold

14k Gold Ring with Rubies, Diamonds and Opals!
By Daizy Jewellery
Located in Istanbul, TR
14 kt solid gold ring with natural rubies, diamonds and opals. October birthstone. July birthstone
Category

2010s Turkish Modern Fashion Rings

Materials

Diamond, Opal, Ruby, 14k Gold

14 Karat Gold Ring with Opal and Sapphires
By Daizy Jewellery
Located in Istanbul, TR
weight: 2.50 g. Gemstones (all are tested by proffesional gemmologist): 1. Genuine opal: Round cabochon
Category

2010s Turkish Modern Fashion Rings

Materials

Opal, Sapphire, 14k Gold

Semi Black Opal Split Shank Engagement Ring Pave Setting
Located in Suwanee, GA
Solid 18K Yellow Gold Australian Semi-Black Opal, 0.74 ct 30 Diamonds: 0.108 ct Opal Body Tone: N8 Opal
Category

2010s American Arts and Crafts Engagement Rings

Materials

Opal, Black Opal, 18k Gold

Vintage style gold pendant with opal, pearl, diamonds.
By Daizy Jewellery
Located in Istanbul, TR
1.Oval cabochon cut, - 1.5 ct, semi-transparent, multicolor. 2. Freshwater cultivated Pearl - pear
Category

2010s Turkish Modern Pendant Necklaces

Materials

Diamond, Opal, Pearl, Gold, 14k Gold

Hammered Finish 18K Gold Black Opal Diamond Engagement Ring
Located in Suwanee, GA
. ---------------------------------------------------------------------------------------------------- ABOUT THIS PRODUCT Solid 18K Yellow Gold Austalian Black Opal: 0.131 ct Diamo...
Category

2010s American Arts and Crafts Engagement Rings

Materials

Diamond, Opal, Black Opal, 18k Gold

14k Gold Cross Pendant with Colored Stones Fire Opals and Tsavorites
By Daizy Jewellery
Located in Istanbul, TR
. Gold: 14kt solid yellow gold Size: 31 x 19 mm. Natural stones: 1. Tsavorite garnet: round cut, green
Category

2010s Turkish Modern Pendant Necklaces

Materials

Diamond, Opal, Tsavorite, Fire Opal, 14k Gold

Antique Ring natural 0.4 ct Ruby Diamonds solid 18K Gold Ø 6US/ 2.7 gr
Located in SE
A Ring in solid 18K Yellow Gold band with braided shoulders holding old diamond cut natural Rose
Category

Vintage 1920s European Art Deco Cluster Rings

Materials

Diamond, Ruby, Sapphire, 18k Gold

Antique Ring 0.2 ct. Diamond solid 14K Yellow Gold Silver Ø US5.75 / 1.3 gr.
Located in SE
European ring from early XX century period with band in solid 14K Yellow Gold with silver bezel
Category

Vintage 1920s European Art Deco Cluster Rings

Materials

Diamond, 14k Gold, Silver

1943 Ring 5.5 ct natural Cornflow Blue Sapphire solid 18K Gold Ø US4.75/ 4gr
Located in SE
Ring for every day in solid 18K Yellow Gold decorated with natural light Cornflower Blue Sapphire
Category

Vintage 1940s Swedish Retro Solitaire Rings

Materials

Diamond, Blue Sapphire, 18k Gold

1901 Nordic Ring 0.7 ct natural Red Ruby solid 18K Gold ØUS5.75 /2.05 gr
Located in SE
Ring for every day in solid 18K Yellow Gold decorated with natural Red Ruby of oval diamond cut 5.5
Category

Antique Early 1900s Swedish Art Nouveau Solitaire Rings

Materials

Ruby, 18k Gold

1938 Artur & Lydia Ring natural 1.55 ct Blue Sapphire solid 18K Gold ØUS7/4.4gr
Located in SE
Ring for every day of unisex type in solid 18K Yellow Gold decorated with spectacular natural Blue
Category

Vintage 1930s Swedish Art Deco Solitaire Rings

Materials

Blue Sapphire, 18k Gold

Vintage Retro European Ring 13 ct Aquamarine solid 18K Gold Ø 8.25 US / 7.8gr
Located in SE
Beautiful Vintage Aquamarine Cocktail Ring for the female hand. Frame in solid 18K Yellow Gold
Category

Vintage 1950s European Retro Solitaire Rings

Materials

Aquamarine, 18k Gold

1948 Nordic Ring 0.8 ct Emerald Diamonds solid 18K Gold Silver Ø 6US / 2.6g
Located in SE
Nordic Renaissance styled ring with carved band in solid 18K Yellow Gold. Claw set Natural Emerald
Category

Vintage 1940s Swedish Neoclassical Cluster Rings

Materials

Diamond, Emerald, 18k Gold, Silver

Men Ring natural 10.5 ct Sapphire Diamonds solid 18K Yellow Gold Size US8 / 13gr
Located in SE
, flanked with 4 diamond cut Diamonds in white Gold clusters. Not hallmarked, metal tested solid 18K Gold
Category

Vintage 1930s European Art Deco Solitaire Rings

Materials

Diamond, Sapphire, Yellow Gold

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1 Ct Solid Opal For Sale on 1stDibs

You are likely to find exactly the 1 ct solid opal you’re looking for on 1stDibs, as there is a broad range for sale. Each design created in this style — which was crafted with great care and often made from Gold, 14k Gold and Yellow Gold — can elevate any look. Our collection of these items for sale includes 1 vintage editions and 33 modern creations to choose from as well. You’re likely to find the perfect 1 ct solid opal among the distinctive items we have available, which includes versions made as long ago as the 20th Century as well as those produced as recently as the 21st Century. Today, if you’re looking for a mixed cut version of this piece and are unable to find the perfect match, our selection also includes oval cut and cabochon alternatives. If you’re browsing our inventory for a 1 ct solid opal, you’ll find that many are available today for women, but there are still pieces to choose from for unisex and men.

How Much is a 1 Ct Solid Opal?

On average, a 1 ct solid opal at 1stDibs sells for $1,975, while they’re typically $766 on the low end and $5,040 for the highest priced versions of this item.