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Art Deco 4 Carat Opal Ring 14 Karat Gold Hollywood Regency Antique Filigree
Located in New York, NY
Indulge in a stunning Antique Art Deco - Hollywood Regency Opal Ring with a gorgeous central 4
Category

Early 20th Century Unknown Art Deco Cocktail Rings

Materials

Opal, Gold, Rose Gold, 14k Gold

4 Carat Opal Old Mine Cut Diamond Ring 14 Karat Gold Cocktail Art Deco Victorian
Located in New York, NY
This is one of the most beautiful Antique Victorian to Art Deco 4 Carat Opal and Old Mine Cut
Category

Early 20th Century Unknown Art Deco Cocktail Rings

Materials

Diamond, Opal, Gold, 14k Gold, Yellow Gold

4 Carat Opal Ring Mid-Century Modern 14 Karat Gold Eames Era Retro
Located in New York, NY
THIS IS A WONDERFUL RETRO MID-CENTURY MODERN FOUR CARAT OPAL RING IN 14K YELLOW GOLD WITH A
Category

20th Century Unknown Modern Cocktail Rings

Materials

Opal, Gold, 14k Gold, Yellow Gold

Karbra 14k Yellow Gold Tahitian Pearl and 4 Carat Opal Beetle Stick Pin
Located in Sherman Oaks, CA
Carat Weight of Opal = 4.12 ct Tahitian Pearl Appx 7.5 mm in Diameter Karbra 1966 Gorgeous Piece!
Category

Vintage 1960s Modern Brooches

Materials

Opal, Pearl, Gold, 14k Gold, Yellow Gold

Bochic “Orient” Opal & Multi Color Rose Cut Sapphire Ring Set 18K Gold & Silver
By Bochic
Located in New York, NY
- 0.50 carats Natural Fancy Color Sapphires - 4 carats Opal - 14 carats This Ring is from the
Category

21st Century and Contemporary Thai Art Deco Cocktail Rings

Materials

Pink Sapphire, Green Sapphire, Yellow Sapphire, Blue Sapphire, Sapphire,...

18 Karat White Gold White Opal Ring '3 1/4 Carat'
Located in San Francisco, CA
This colorful opal and diamond ring features an oval opal framed by Micro prong round brilliant
Category

21st Century and Contemporary American More Rings

Materials

Opal, White Gold

Steven Battelle 4 Carats Boulder Opal Sterling 18k Gold Ring
By Steven Battelle
Located in Soquel, CA
A beautiful irregular shaped 9 x 19 mm cabochon of Quipee mine Australian boulder opal displays
Category

21st Century and Contemporary Balinese Contemporary Cocktail Rings

Materials

Opal, 18k Gold

4 Carat Mexican Fire Opal Ruby Ring 14 Karat Gold Art Deco Retro Cocktail Ring
Located in New York, NY
ring is 14 Karat Gold. The sparkling oval Mexican Fire Opal is approximately 4 Carats and is one of
Category

20th Century Unknown Retro Cocktail Rings

Materials

Ruby, Fire Opal, Opal, 14k Gold, Gold

Natural Opal Diamond Ring 6.75 14k W Gold 4 TCW Certified
Located in Brooklyn, NY
Natural Fine Quality Opal Diamond Ring 6.75 14k W Gold 4 TCW Certified $4,950 310548 This is a
Category

2010s American Engagement Rings

Materials

Diamond, Opal, Gold

Yellow Gold Opal Cluster Cocktail Ring - 18k Cabochon 7.20ctw Size 5 1/4
Located in Greensboro, NC
Size: 5 1/4 Metal Content: 18k Yellow Gold Stone Information Natural Opals Carat(s): 7.20ctw Cut
Category

21st Century and Contemporary Cocktail Rings

Materials

Opal, 18k Gold, Yellow Gold

14K White Opal Eternity Ring, Size 4
Located in Miami Beach, FL
with white opals. 4 carats of white opals. Additional Information: Material: 14K White Gold, Stone
Category

21st Century and Contemporary American Band Rings

Materials

Gold

4 Ct Oval Shape Black Australian Opal & Diamond 14 K Yellow Gold Pearl Necklace
Located in New York, NY
Introducing our exquisite 14K Yellow Gold Pearl Necklace featuring a captivating 4 Carat Oval Black
Category

2010s Pendant Necklaces

Materials

Opal, Diamond, Pearl, 14k Gold, Yellow Gold

Yellow Gold Opal & Diamond Pendant Necklace 15 3/4" - 9k & 14k Oval Cab 1.55ctw
Located in Greensboro, NC
Opal Carat(s): 1.54ct Cut: Oval Cabochon Stone Note: Australian Natural Diamond Carat(s): .01ct Cut
Category

21st Century and Contemporary Pendant Necklaces

Materials

Diamond, Opal, 14k Gold, 9k Gold, Yellow Gold

Le Vian 13 Carat Opal Rose Gold Couture Ring
By Le Vian
Located in Great Neck, NY
A gorgeous 13-1/4 carat pear-shaped Neopolitan Opal shimmers from within a contrasting border of
Category

2010s Fashion Rings

Materials

White Diamond, Brown Diamond, Opal, Ruby, 18k Gold, Rose Gold

Yellow Gold Opal & Diamond Halo Ring -14k Quatrefoil Cab 2.03ctw Flower Sz 7 1/4
Located in Greensboro, NC
Size: 7 1/4 Metal Content: 14k Yellow Gold Stone Information Natural Opal Carat(s): 1.74ct Cut
Category

21st Century and Contemporary Cocktail Rings

Materials

Diamond, Opal, 14k Gold, Yellow Gold

107 Carat Oval Australian Opal, Diamond and Emerald Pendant /Pin/Broach 18K Gold
Located in New York, NY
Carats of brilliant cut diamonds and approximately 4 carats of natural emeralds. The opal is
Category

2010s Pendant Necklaces

Materials

Diamond, Emerald, Opal, 18k Gold

Precious White Opal & Boulder Opal "Heartbreak" Earrings in 18K Gold w Diamonds
By Eytan Brandes
Located in Sherman Oaks, CA
: approx. 3mm Opal weight: 4 carats Diamond weight: approx. 0.05 carats Total earrings weight: 11.3
Category

2010s American Contemporary Dangle Earrings

Materials

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

Jelly Opal Diamond Drop Earrings 18K
Located in North Hollywood, CA
shaped Opal drop of approximately 4 carats and a top Round Opal of 2.25 carats to total 12.50 carats
Category

Vintage 1960s English Modernist Drop Earrings

Materials

Diamond, Opal, 18k Gold

Oval Opal Pendant 18k Yellow Gold
Located in Honolulu, HI
Gemstone Specifications: Center Gemstone: Opal Gemstone Measurements: 19.2 mm x 11.7 mm x 4 mm ​ ​Opal
Category

21st Century and Contemporary Unknown Modern Pendant Necklaces

Materials

Opal, 18k Gold, Yellow Gold

Syna Yellow Gold Pink Opal Earrings with Diamonds
By Syna Jewels
Located in Fort Lee, NJ
Created in 18 karat yellow gold Pink Opal 4 carats approx. Diamonds 0.25 carat approx. Limited
Category

2010s Unknown Contemporary Stud Earrings

Materials

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

Ethiopian Opal Silver Ring Natural Big Brown Gemstone Unisex Jewelry Vintage
Located in Berlin, DE
Silver ring with natural Opal gemstone origin - Ethiopia opal weight - 4 carat ring weight - 4.43
Category

2010s German Artist Solitaire Rings

Materials

Opal, Silver

Syna Opal Yellow Gold Earrings with Sapphires and Diamonds
By Syna Jewels
Located in Fort Lee, NJ
Created in 18 karat yellow gold Opal 4 carats approx. Sapphires 0.50 carat approx. Diamonds 0.40
Category

2010s Thai Contemporary Stud Earrings

Materials

Diamond, Brown Diamond, Sapphire, Opal, 18k Gold, Yellow Gold

Victorian 20k Yellow Gold 3 Stone Opal Ring Ca 1890
Located in Lexington, KY
will get lots of use, this is the ring for you. Ca 1890 4 carat total weight natural opals 10k yellow
Category

Antique 1890s Victorian Three-Stone Rings

Materials

Opal, Gold, 10k Gold, Yellow Gold

Syna Yellow Gold Opal Earrings with Tsavorites and Diamonds
By Syna Jewels
Located in Fort Lee, NJ
Created in 18 karat yellow gold Opal 4 carats approx. Tsavorites 0.70 carat approx. Diamonds 0.05
Category

2010s American Contemporary Dangle Earrings

Materials

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

Syna Yellow Gold Mogul Necklace with Ethiopian Opal and Diamonds
By Syna Jewels
Located in Fort Lee, NJ
Created in 18 karat yellow gold Ethiopian opal 4 carats approx. Diamonds 0.25 carat approx. 18 inch
Category

2010s American Contemporary Pendant Necklaces

Materials

Diamond, Opal, 18k Gold, Yellow Gold

Bochic “Orient” Opal, Ruby & Royal Blue Sapphire Earrings Set 18K Gold&Silver
By Bochic
Located in New York, NY
carat Natural Blue Opal- 2.50 carat Natural Blue Sapphires - 4 carat The earrings from the "Orient
Category

21st Century and Contemporary Thai Baroque Drop Earrings

Materials

Opal, Ruby, Blue Sapphire, 18k Gold, Gold Plate, Silver

Bochic “Orient” Ruby, Opal &b Multi Gem Earrings Set In 18K Gold & Silver
By Bochic
Located in New York, NY
shape drops - 4 carats Natural White Opals, cabochon shapes - 6 carats Multi color Tourmaline gems -8
Category

21st Century and Contemporary Thai Baroque Drop Earrings

Materials

Opal, Ruby, 18k Gold, Silver

Bochic “Orient” Ruby & Blue Opal Vintage 2 Gem Ring Set 18K & Silver
By Bochic
Located in New York, NY
cabochon shape - 4 carats Blue Natural Opal - 2 carats This Ring is from the "Orient" traveling
Category

21st Century and Contemporary Thai Art Deco Dome Rings

Materials

Ruby, Opal, Silver, Gold Plate, 18k Gold

Bochic “Capri” Ruby, Opal & Rose Cut Sapphire Earrings Set In 18K Gold & Silver
By Bochic
Located in New York, NY
shape - 4 Carat Fire Blue Opal - 30 Carat Rose Cut Multi color Sapphire from Sri Lanka - 3 Carat White
Category

21st Century and Contemporary Thai Baroque Drop Earrings

Materials

Opal, Ruby, Sapphire, 18k Gold, Gold Plate, Silver

Bochic “Orient” Opal, Multi Sapphires & Ruby Ring Set In 18K Gold & Silver
By Bochic
Located in New York, NY
carat Multi color Natural Sapphires from Sri Lanka 4 carat Natural Blue Opals - 8 carats The Ring
Category

21st Century and Contemporary Thai Belle Époque Cocktail Rings

Materials

Opal, Sapphire, Ruby, Silver, Gold Plate, 18k Gold

Bochic “Orient” Ruby, Sapphire & Opal Cocktail Ring Set In 18K Gold & Silver
By Bochic
Located in New York, NY
Natural Red Ruby 4 carats Natural Australian Opal 1 carat This Ring is from the "Orient" traveling
Category

21st Century and Contemporary Thai Baroque Cocktail Rings

Materials

Blue Sapphire, Green Sapphire, Yellow Sapphire, Pink Sapphire, Sapphire,...

Bochic “Capri” Ruby, Blue Opal & Multi Sapphire Collier Set In 18K Gold & Silver
By Bochic
Located in New York, NY
Classic Italian style Natural Blue Topaz - 2.00 Carats Natural Ruby - 9 Carats Natural Blue Opals - 3
Category

21st Century and Contemporary Thai Baroque Choker Necklaces

Materials

Topaz, Opal, Ruby, Sapphire, Blue Sapphire, Pink Sapphire, Yellow Sapphi...

Bochic "Orient" Opal, Multi Sapphires & Rubies Necklace Set In 18K Gold & Silver
By Bochic
Located in New York, NY
carats Multi sapphires - 4 Rubies - 8 carats Opals - 10 carats White South Sea Pearls The Bochic
Category

21st Century and Contemporary Thai Art Nouveau Drop Necklaces

Materials

Quartz, Ruby, Topaz, 18k Gold, Gold Plate, Silver

18 Karat Rose Gold Color Stones Dangle Earrings
By Gianni Lazzaro
Located in Duesseldorf, DE
18 Karat Rose Gold color Stones Dangle Earrings 4 Opal 2.09 Carat. 2 Rose Opal 18.26 Carat 2
Category

21st Century and Contemporary German Dangle Earrings

Materials

Amethyst, Opal, Tourmaline, 18k Gold, Rose Gold

Bochic “Capri” Ruby & Multi Color Gem & Sapphire Bangle Set In 18K Gold & Silver
By Bochic
Located in New York, NY
- 3 Carats Natural Amethyst - 5 Carats Natural Pink Quartz - 4 Carats Natural Blue Sapphire - 4
Category

21st Century and Contemporary Thai Baroque Cuff Bracelets

Materials

Amethyst, Aquamarine, Ruby, Sapphire, Blue Sapphire, Yellow Sapphire, To...

Bochic “Capri” Ruby & Multi Color Gem & Sapphire Bangle Set In 18K Gold & Silver
By Bochic
Located in New York, NY
- 3 Carats Natural Blue Topaz - 5 Carats Natural Pink Quartz - 4 Carats Natural Blue Sapphire - 4
Category

21st Century and Contemporary Thai Baroque Revival Cuff Bracelets

Materials

Aquamarine, Ruby, Sapphire, Blue Sapphire, Yellow Sapphire, 18k Gold, Go...

Bochic “Capri” Peridot & Multi Color Gem Bracelet Set In 18K Gold & Silver
By Bochic
Located in New York, NY
- 4 Carats Natural White Topaz - 3 Carats Natural Green Peridot - 2 Carats Natural Amethyst - 4
Category

21st Century and Contemporary Thai Art Deco Link Bracelets

Materials

Amethyst, Peridot, Topaz, Blue Topaz, 18k Gold, Gold Plate, Silver

Bochic “Capri” Amethyst, Topaz, Citrine & Peridot Necklace in 18K & Silver
By Bochic
Located in New York, NY
- 4 Carats The Bochic "Capri" Opal & Multi Fancy Gems Necklace is Set in 18K Gold & Silver is a
Category

21st Century and Contemporary Asian Art Deco Drop Necklaces

Materials

Amethyst, Citrine, Peridot, Topaz, 18k Gold, Gold Plate, Silver

Bochic “Capri” Amethyst, Topaz, Citrine & Peridot Necklace in 18K & Silver
By Bochic
Located in New York, NY
- 4 Carats The Bochic "Capri" Opal & Multi Fancy Gems Necklace is Set in 18K Gold & Silver is a
Category

21st Century and Contemporary Thai Baroque Drop Necklaces

Materials

Amethyst, Citrine, Peridot, Topaz, 18k Gold, Gold Plate, Silver

Bochic “Capri” Ruby & Multi Color Sapphire Bangle Set In 18K & Silver
By Bochic
Located in New York, NY
Amethyst - 4 Carats The Bochic "Capri" Opal & Multi Fancy Gems Bracelet is Set in 18K Gold & Silver is a
Category

21st Century and Contemporary Thai Art Deco Bangles

Materials

Ruby, Sapphire, 18k Gold, Gold Plate, Silver

Bochic “Capri” Amethyst, Blue Topaz & Lemon Quartz Necklace Set in 18K & Silver
By Bochic
Located in New York, NY
- 6 Carats Natural White Topaz - 4 Carats The Bochic "Capri" Opal & Multi Fancy Gems Necklace is
Category

21st Century and Contemporary Thai Classical Roman Choker Necklaces

Materials

Amethyst, Quartz, Topaz, Blue Topaz, 18k Gold, Gold Plate, Silver

Bochic “Capri” Ruby & Multi Color Sapphire Necklace In 18K Gold & Silver
By Bochic
Located in New York, NY
White Topaz - 4 Carats The Bochic "Capri" Opal & Multi Fancy Gems Necklace is Set in 18K Gold & Silver
Category

21st Century and Contemporary Thai Art Deco Link Necklaces

Materials

Sapphire, Topaz, Green Sapphire, Blue Sapphire, Ruby, Silver, Gold Plate...

Bochic “Capri” Pink Quartz & White Topaz Pendent / Brooch Set 18K Gold & Silver
By Bochic
Located in New York, NY
Quartz - 31 Carats White Topaz - 4 Carats The Bochic "Capri" Opal & Multi Fancy Gems Necklace is Set
Category

21st Century and Contemporary Thai Art Deco Pendant Necklaces

Materials

Quartz, Topaz, 18k Gold, Gold Plate, Silver

4 Carat Black Opal and Diamond Ring
By carpenter and sons
Located in Aliso Viejo, CA
. The center stone is a 4-carat natural black opal with a gorgeous matrix of purple and blue. The tones
Category

Early 2000s American Modern Cocktail Rings

Materials

Black Opal, Opal, Diamond, Platinum, Yellow Gold, 18k Gold

4 Carat Black Australian Opal Diamond Ring 18 Karat White Gold
Located in Barnsley, GB
This is a unique 4 Carat Black Australian Opal which are very rare due to the fact they are so
Category

21st Century and Contemporary Australian Contemporary Fashion Rings

Materials

Diamond, Opal, 18k Gold, White Gold

4-3/4 ct. Opal & Blue and White Topaz Cluster Setting Sterling Silver Ring
By Affinity Designs LLC
Located in New York, NY
Indulge in the vitality of our Opal and Blue/White Topaz Cluster Setting Sterling Silver Ring
Category

2010s Asian Contemporary Fashion Rings

Materials

Opal, Topaz, Sterling Silver

41-4/5 ct. Emerald-Cut Sky Blue Topaz and Octangle Opal Sterling Silver Bracelet
By Affinity Designs LLC
Located in New York, NY
This stunning bracelet features 44 pieces of brilliant emerald-cut sky blue topaz and octangle opal
Category

2010s Asian Contemporary Modern Bracelets

Materials

Opal, Blue Topaz, Sterling Silver

Leda Jewel Co Rhodochrosite & Australian Opal Bangle Bracelet Cuff
By Leda Jewel Co
Located in Montreal, Quebec
: 15 carats total weight. Australian opal: 4 carats total weight. The Metaphysical Particulars
Category

2010s Artisan Bangles

Materials

Opal, Rhodocrosite, 22k Gold, Sterling Silver

18 Karat Rose Gold Opal and Diamonds Earrings '1 3/4 Carat'
Located in San Francisco, CA
Gemstone Type: Opal Center Gemstone Carat Weight: 1.46 Center Gemstone Measurements: 7 X 3.5 Center
Category

21st Century and Contemporary American More Earrings

Materials

Diamond, Opal, Rose Gold

Art Deco Platinum 4 Carat Black Opal and Diamond Ring GIA Certified
Located in Cape May, NJ
Carat Weight: Approximately 4 Carats Accent Stone: Baguette and Round Cut Diamonds Accent Stone Carat
Category

Vintage 1920s Unknown Art Deco Cocktail Rings

Materials

Opal, Platinum

Fire Opal Drop Earrings 18K
Located in North Hollywood, CA
perfect match. These earrings weigh 7.0 grams 4 opals at 5 Carats per earring plus .10 point Diamonds to
Category

2010s Artisan Drop Earrings

Materials

Opal, Fire Opal, 18k Gold

Opal Diamond Pearl Crown Ring
Located in Carmel-by-the-Sea, CA
oval cabochon! The opal weighs 4 carats and exhibits a playful gallery of opalescence, with flashes of
Category

21st Century and Contemporary More Rings

Materials

Diamond, Opal, Yellow Gold, 18k Gold

Modern Fire Opal Diamond Gold Ring
Located in Beverly Hills, CA
color. Featuring an approximately 4 carat scorching reddish-orange fire opal surrounded by a halo of
Category

21st Century and Contemporary Unknown Modern Cocktail Rings

Materials

Diamond, Opal, 18k Gold

4/5 Carat Natural Emerald and Diamond 14 Karat Yellow Gold Ring
Located in New York, NY
This beautiful Emerald Ring is crafted in 14-karat Yellow gold and features a 4/5 carat 1 Pc
Category

20th Century Chinese Art Deco Fashion Rings

Materials

Emerald, Opal, Diamond, Gold, 14k Gold, Yellow Gold

Black Opal and Diamond Pendant in Platinum
Located in Litchfield, CT
leaves. The 4 carat black opal has lovely play of light in a vibrant spectrum of colors. Enhanced by the
Category

Vintage 1960s American Pendant Necklaces

Materials

Opal, White Diamond, Platinum

Art Deco Platinum Black Opal, Diamond and Emerald Cocktail Ring
Located in Fairfield, CT
This exquisite platinum Art Deco ring features a stunning 4-carat black opal, which takes center
Category

Vintage 1920s Art Deco Cocktail Rings

Materials

Diamond, Emerald, Black Opal, Opal, Platinum

White Gold Diamond, Opal, Amethist, Chalcedoni Sapphir Drop Earrings
By Gianni Lazzaro
Located in Duesseldorf, DE
. These sensational earrings epitomize elegance and sophistication. 4 Diamonds 0.20 Carat 4 Opal 2.80
Category

21st Century and Contemporary German Drop Earrings

Materials

Amethyst, Chalcedony, Diamond, Opal, Sapphire, 18k Gold, White Gold

Opal, Emerald and Diamond 18k Gold Floral Cocktail Ring
By Royaal Stones Ltd
Located in Bangkok, Thailand
A statement, intricately hand-made cocktail ring. Using 4 carat fancy rose-cut, Ethiopian Opal
Category

21st Century and Contemporary Art Deco Cocktail Rings

Materials

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

Once-in-a-Lifetime Art Deco Opal and Diamond Plaque Ring
Located in Carmel-by-the-Sea, CA
Outstanding art deco plaque ring, with an approximately 4 carat black opal, enhanced by a stylized
Category

Early 20th Century Art Deco Fashion Rings

Materials

Opal, Diamond, Platinum

Syna Pink Opal Yellow Gold Earrings with Champagne Diamonds
By Syna Jewels
Located in Fort Lee, NJ
Created in 18 karat yellow gold Pink Opal cabochons 4 carats approx. Champagne diamonds 0.10 carat
Category

2010s Unknown Contemporary Stud Earrings

Materials

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

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4 Carat Opal For Sale on 1stDibs

Find the exact 4 carat opal you’re shopping for in the variety available on 1stDibs. Frequently made of gold, 18k gold and yellow gold, this item was constructed with great care. You can easily find a 65 antique edition and 143 modern creations to choose from as well. If you’re looking for a 4 carat opal from a specific time period, our collection is diverse and broad-ranging, and you’ll find at least one that dates back to the 19th Century while another version may have been produced as recently as the 21st Century. Finding an appealing 4 carat opal — no matter the origin — is easy, but Roshe Jewels, Renata Bernard and DGI each produced a popular version that is worth a look. See these pages for an oval cut iteration of this accessory, while there are also cabochon cut and round cut cut versions available here, too. When shopping for a 4 carat opal, you’ll find that there are less available pieces for unisex or men today than there are for women.

How Much is a 4 Carat Opal?

The price for a 4 carat opal starts at $15 and tops out at $78,000 with these rings, on average, selling for $3,400.
Questions About 4 Carat Opal
  • 1stDibs ExpertSeptember 28, 2021
    A 4-carat diamond’s worth varies depending on the 4Cs of diamond quality – color, cut, clarity and carat. On average, a 4-carat diamond could cost you between $8,400 to $71,500. It is also likely that the price range per carat will be even broader. On 1stDibs, you can find a variety of 4-carat diamond jewelry.
  • 1stDibs ExpertApril 5, 2022
    Whether or not a 4-carat ring is big is largely a matter of personal opinion. However, 4-carat stones usually do have larger dimensions. Diamonds of this size are usually quite expensive due to their size. Shop a large selection of gemstone rings on 1stDibs.