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Aquamarine 8.50 Carat Bespoke 18 Karat White Gold 3 Carat Diamond Halo Ring
By Hasbani Diamonds
Located in London, GB
Ring 8.50 Carat Aquamarine Oval Shape (including diamond halo 19.20mm x 15.00mm) 3.00 Carat Diamond
Category

2010s British Modern Engagement Rings

Materials

Aquamarine, Diamond, White Diamond, Gold, 18k Gold, White Gold

4.47 Carat Oval Tanzanite 3 Stone 'Half Moon' Diamonds Engagement Ring
By Sebastian Bernard
Located in Los Angeles, CA
Half Moon diamonds (TW; 0.93 Ct) engagement ring. Details: Center Stone: 4.47 carat Oval Shape
Category

21st Century and Contemporary American Contemporary Engagement Rings

Materials

Diamond, Tanzanite, 18k Gold

0.80 Carat Diamond Platinum Five Stone Half Band Ring
Located in New York, NY
Very Beautiful Half Diamond Band Ring. The ring is Platinum 950. There are 3 Round Cut Diamonds
Category

21st Century and Contemporary Unknown Contemporary Band Rings

Materials

Diamond, White Diamond, Platinum

1.66 carat Diamond and Platinum Half Eternity Engagement Ring
Located in Jesmond, Newcastle Upon Tyne
A stunning, fine and impressive contemporary 1.66 carat diamond and platinum half eternity ring
Category

Early 2000s Unknown Engagement Rings

Materials

Diamond, Platinum

Classic Half Carat Diamond Band
Located in Great Neck, NY
This beautiful classic diamond band has diamonds approximately 2/3 the way around the band that are
Category

21st Century and Contemporary American Contemporary Band Rings

Materials

Diamond, 18k Gold, White Gold

Classic Half Carat Diamond Band
Located in Great Neck, NY
This beautiful classic diamond band has diamonds approximately 2/3 the way around the band that are
Category

21st Century and Contemporary American Contemporary Band Rings

Materials

Diamond, 18k Gold, White Gold

Classic Half Carat Diamond Band
Located in Great Neck, NY
This beautiful classic diamond band has diamonds approximately 2/3 the way around the band that are
Category

21st Century and Contemporary American Contemporary Band Rings

Materials

Diamond, 18k Gold, White Gold

Classic Half Carat Diamond Band
Located in Great Neck, NY
This beautiful classic diamond band has diamonds approximately 2/3 the way around the band that are
Category

21st Century and Contemporary American Contemporary Band Rings

Materials

Diamond, 18k Gold, White Gold

Classic Half Carat Diamond Band
Located in Great Neck, NY
This beautiful classic diamond band has diamonds approximately 2/3 the way around the band that are
Category

21st Century and Contemporary American Contemporary Band Rings

Materials

Diamond, 18k Gold, White Gold

11.24 Carat Burma No Heat Ruby Sugar Loaf & Half Moon Cut Diamond 3 Stone Ring
Located in Tampa, FL
11.24 Carat Burma No Heat Ruby Sugar Loaf & Half Moon Cut Diamond 3 Stone Ring Featuring a rare
Category

2010s Burmese Three-Stone Rings

Materials

Diamond, Ruby, 18k Gold, Yellow Gold, Platinum

1.5 Carat Diamond Half Eternity Band 14 Karat White Gold 3-Row Band
Located in New York, NY
Approximately 1.5 Carat Diamond Half Eternity Band 14 Karat White Gold 3 Row Band Size 6 Very clean
Category

2010s Band Rings

Materials

Diamond, Gold, 14k Gold, White Gold

1/2 Carat Diamond Cluster V Band Half Carat Diamond Cluster Ring Yellow Gold
By Five Star Jewelry
Located in Austin, TX
additional accessory to any solitaire or diamond ring setting! See the example photos above for how to pair
Category

21st Century and Contemporary American Baroque Revival Bridal Rings

Materials

Diamond, Gold, 14k Gold, Yellow Gold

1/2 Carat Diamond Cluster V Band Half Carat Diamond Cluster Ring Yellow Gold
By Five Star Jewelry
Located in Austin, TX
additional accessory to any solitaire or diamond ring setting! See the example photos above for how to pair
Category

21st Century and Contemporary American Baroque Revival Fashion Rings

Materials

Diamond, Gold, 14k Gold, Yellow Gold

1/3 Ct, Oval Diamond Ring, Half Bezel Diamond Band, 14K Solid Gold, SI GH
Located in New York, NY
, Fashion Ring, Half Bezel Ring, Diamond Band, Fashion Ring, Stacking Ring, Everyday Ring, Gift
Category

2010s American Contemporary Fashion Rings

Materials

Diamond, Gold

18 Carat White Gold and 0.44 Carat Diamond Half Eternity Stack Ring
Located in St Helens, GB
An 18ct gold and diamond half eternity ring. Solid 18 carat white gold example. Set with many
Category

21st Century and Contemporary Band Rings

Materials

Diamond, White Gold

Platinum Half Eternity Diamond Ring
Located in רמת גן, IL
Clarity: VS Main stone carat weight: 0.14 carat Size: 7.5 (can be resized up to 3 sizes) Total
Category

2010s Singaporean Dome Rings

Materials

Diamond, Platinum

Vintage Diamond and 9 Carat White Gold Half Eternity Ring
Located in Chipping Campden, GB
The diamonds in this ring total approximately 50pts and are princess cut which give such a
Category

Vintage 1960s British Modern Band Rings

Materials

Diamond, Platinum

Vintage Diamond and 18 Carat White Gold Half Eternity Ring
Located in Chipping Campden, GB
The diamonds in this ring total approximately 50pts and are princess cut which give such a
Category

Vintage 1960s British Modern Band Rings

Materials

Diamond, White Gold

Cartier Maillon Panthère 3-Row Half-Pave Diamond White Gold Band Ring
By Cartier
Located in New York, NY
crafted in 18k white gold links, with half of the links pave-set with brilliant-cut round diamonds of an
Category

Early 2000s French Band Rings

Materials

Diamond, 18k Gold, White Gold

White Gold Diamond Solitaire Ring -14k Half Moon .40ct Initial D Monogram Letter
Located in Greensboro, NC
Diamond Carat(s): .40ct Cut: Half Moon Color: I Clarity: VS2 Total Carats: .40ct Style: Solitaire Theme
Category

21st Century and Contemporary Solitaire Rings

Materials

Diamond, 14k Gold, White Gold

Diamond Vanki Indian Ring - Half Studded
Located in New York, NY
cut natural diamonds All diamonds are D-G color, VS clarity Approximate total carat weight 0.50
Category

21st Century and Contemporary American Anglo-Indian Fashion Rings

Materials

Diamond, 14k Gold

White Gold Half Eternity Diamond Ring
Located in Palm Desert, CA
14 Karat White Gold Nine Diamond Ring. The classic band features nine round prong-set diamonds
Category

2010s American Contemporary Band Rings

Materials

Diamond, 14k Gold, White Gold, Gold

Dazzling 18k White Gold Half Eternity Ring w/ 0.65 Carat Natural Diamonds
Located in רמת גן, IL
A beautiful half eternity ring with a dazzling 0.65 carat round brilliant diamonds. The jewelry is
Category

2010s Singaporean Bridal Rings

Materials

Diamond, White Gold

Tiffany & Co Half Circle Round Diamond 0.33 Carat Wedding Band Ring Platinum
By Tiffany & Co.
Located in San Diego, CA
Tiffany & Co. Half-Circle Channel-Set Diamond Band Style: Channel-Set Width: 3 MM Metal
Category

2010s Band Rings

Materials

Diamond, Platinum

Ring 18kt Gold Half Band Tourmalines & Diamonds
Located in Miami, FL
enriched with 3 Tourmalines and 4 Diamonds 1.57 carats. Perfect High Jewelry Gift for Mom, Girlfriend
Category

2010s North American Contemporary Band Rings

Materials

Diamond, Tourmaline, Gold

3 Carat Heart Shape Diamond Engagement Ring Certified D SI2
Located in New York, NY
Make your better-half say "I Do" with this gorgeous heart-shaped diamond ring. The perfect symbol
Category

2010s American Engagement Rings

Materials

Yellow Diamond, Diamond, White Gold, 18k Gold

3 Ct. Yellow Sapphire and Diamond Classic Half Eternity Band Ring in 18K Gold
Located in Bangkok, TH
Here is a ring you will fall in love for an eternity. This.. 3 carat Asscher cut yellow sapphire
Category

21st Century and Contemporary Thai Art Deco Band Rings

Materials

Diamond, Yellow Sapphire, 18k Gold, Yellow Gold

Diamond Half Band in 14k Yellow Gold 0.22 Carat Bezel and Prong Stackable Ring
By Five Star Jewelry
Located in Austin, TX
Add a touch of flair to your ring stack with this beautiful diamond half-band. The interspersed
Category

2010s American Contemporary Band Rings

Materials

Diamond, Gold, 14k Gold, Rose Gold, White Gold, Yellow Gold

Diamond Floral Band Half Carat, 50 Carat Diamond Wedding Band in 14k Yellow Gold
By Five Star Jewelry
Located in Austin, TX
Gold .50 Carat Total Diamond Weight Diamond Clarity-VS2 (Excellent with No Visible Inclusions) Diamond
Category

21st Century and Contemporary American Modern Band Rings

Materials

Diamond, 14k Gold, Yellow Gold

9 Carat Half Emerald Half Round Natural Diamond Eternity Band 18k White Gold
Located in Los Angeles, CA
Conflict Free Diamond Diamond Clarity: VS Diamond Color: F Color: White Gold Ring Size: 3-13 Included
Category

2010s American Wedding Rings

Materials

Diamond, White Gold

Half Diamond Eternity Ring in 18k Yellow Gold
Located in London, GB
approximate diamond weight 0.72 carats, G/H colour, VS-SI clarity. The ring is currently a US finger 5 3/4
Category

2010s Engagement Rings

Materials

Diamond, Yellow Gold

1.25 Carat Emerald Cut Diamond Half Eternity Band Ring in 18K White Gold
By VR Jewels
Located in Houston, TX
Diamond half eternity band in 18K gold symbolizes the everlasting love between a couple. It shows
Category

21st Century and Contemporary American Art Deco Band Rings

Materials

Diamond, Gold, 18k Gold, White Gold

Diamond and White Gold Half Eternity Engagement Ring
Located in Jesmond, Newcastle Upon Tyne
A fine 0.34 carat baguette cut diamond and 18 karat white gold half eternity ring; part of our
Category

1990s Bridal Rings

Materials

Diamond, 18k Gold, White Gold

0.52 Carat Emerald & Pear Diamond Half Eternity Band Ring 14 Karat White Gold
By Spectrum Jewels
Located in IN
The half eternity band design of the ring symbolizes eternal love and commitment, making it a
Category

21st Century and Contemporary Indian Modern Band Rings

Materials

Diamond, Emerald, White Gold, 14k Gold

0.52 Carat Emerald & Pear Diamond Half Eternity Band Ring 18 Karat White Gold
By Spectrum Jewels
Located in IN
The half eternity band design of the ring symbolizes eternal love and commitment, making it a
Category

21st Century and Contemporary Indian Modern Band Rings

Materials

Diamond, Emerald, 18k Gold, White Gold

0.54 Carat Heart Diamond Half Eternity Band Ring 18k White Gold Enamel Jewelry
By Spectrum Jewels
Located in IN
:- 0.54 carat ( AVERAGE DIAMOND CLARITY SI1-SI2 & COLOR H-I ) Ring Size :- 7 US & All ring size available
Category

21st Century and Contemporary Indian Modern Band Rings

Materials

Diamond

0.55 Carat Natural Heart Diamond Half Eternity Band Ring 14k Yellow Gold Jewelry
By Spectrum Jewels
Located in IN
:- 0.55 carat ( AVERAGE DIAMOND CLARITY SI1-SI2 & COLOR H-I ) Ring Size :- 7 US & All ring size available
Category

21st Century and Contemporary Indian Modern Band Rings

Materials

Diamond, 14k Gold, Yellow Gold

4.77tcw 18K AAA+ Colombian Cushion Cut Emerald & Half Moon Diamond 3 Stone Ring
Located in Jupiter, FL
An investment-grade Colombian emerald and half-moon diamond engagement, statement, or right-hand
Category

2010s Colombian Modern Three-Stone Rings

Materials

Emerald, Diamond, Yellow Gold, White Gold, 18k Gold, Gold

0.46 Carat Heart Diamond Half Eternity Band Ring 14k Yellow Gold Fine Jewelry
By Spectrum Jewels
Located in IN
Diamond Weight :- 0.46 carat ( AVERAGE DIAMOND CLARITY SI1-SI2 & COLOR H-I ) Ring Size :- 7 US & All ring
Category

21st Century and Contemporary Indian Modern Band Rings

Materials

Diamond, 14k Gold, Yellow Gold

Alternating Yellow Pear Shape Diamond Half Eternity Ring
Located in New York, NY
Fancy Yellow Diamonds VS-VVS Clarity Pear Shape 3 Carat Total Weight in Photos 10 Diamonds Set in
Category

2010s American More Rings

Materials

Diamond, Yellow Diamond, 18k Gold

0.80 Carat Marquise & Round Diamond Half Eternity Band Ring 14 Karat Yellow Gold
By Spectrum Jewels
Located in IN
. :- 0.80 Ct. ( AVERAGE DIAMOND CLARITY SI1-SI2 & COLOR H-I ) Ring Size :- 7 US & All size available
Category

21st Century and Contemporary Indian Modern Band Rings

Materials

Diamond, 14k Gold, Yellow Gold

Vintage Diamond and 9 Carat White Gold Half Eternity
Located in Chipping Campden, GB
solitaire ring. The diamonds in this band total approx 15pts and are bright and sparkly. Ring Size: L or 5
Category

Vintage 1950s British Modern Band Rings

Materials

Diamond, White Gold

Men's Wedding Band: 18k Gold with Natural Half-Carat Diamond, made in Italy ring
Located in Camisano Vicentino, VI
Made to order Italian-Made Men's Wedding Band: 18k Gold with Natural Half-Carat Diamond, Inspired
Category

2010s Italian Classical Roman Wedding Rings

Materials

Diamond, 18k Gold

14K White Gold 1 1/3 Carat White & Blue Diamond Halo Cocktail Statement Ring
Located in New York, NY
1.34 carat total weight of diamonds with a whopping 67 individual stones. The fashion ring features a
Category

21st Century and Contemporary Indian Contemporary Bridal Rings

Materials

Diamond, White Diamond, Blue Diamond, 14k Gold, White Gold

Half Diamond Ring, Platinum Stacking Band Vintage Fine Jewelry
Located in Torrance, CA
Stylish half diamond stacking band crafted in platinum. Round brilliant cut diamonds total an
Category

21st Century and Contemporary Contemporary Band Rings

Materials

Diamond, White Diamond, Platinum

Tiffany & Co. Mixed Cut Diamond Platinum Half Eternity Ring
By Tiffany & Co.
Located in Bishop's Stortford, Hertfordshire
Tiffany & Co. Mixed Cut Diamond Platinum Half Eternity Ring Brand- Tiffany & Co. Model- Half
Category

21st Century and Contemporary Wedding Rings

Materials

Diamond, Platinum

Diamond Platinum Men's Wedding Band, Satin Plat 3/4 Carat Diamond Men's Ring
By Five Star Jewelry
Located in Austin, TX
brilliant diamonds set in a clean channel setting. The diamonds go half way around the band! There is a
Category

21st Century and Contemporary American Modern Band Rings

Materials

Diamond, Platinum

French 1950s 3, 45 Carats Diamond 18 Karats White Gold Solitaire Ring
Located in Poitiers, FR
elegant diamond solitaire ring, its setting consists of a half-bowed ring, which holds two half-moon
Category

Vintage 1950s French Retro Solitaire Rings

Materials

Diamond, White Diamond, Gold, 18k Gold, White Gold, Platinum

Beautiful 0.18ct Half Eternity Ring with Emeralds and Diamonds
Located in רמת גן, IL
Beautiful 0.18ct Half Eternity Ring with Emeralds and Diamonds is a celebration of nature's beauty and the
Category

2010s Singaporean Cluster Rings

Materials

Diamond, Emerald, Yellow Gold

Modern 3, 18 Carats Diamonds 18 Karat Yellow Gold Platinum Daisy Ring
Located in Poitiers, FR
diamonds set half-moon. On either side of the ring, 2 brilliant-cut diamonds are set in the middle. Weight
Category

21st Century and Contemporary French Modern Cluster Rings

Materials

Diamond, White Diamond, 18k Gold, Yellow Gold, Platinum, Gold

0.22 Carat Diamond Pave Half Band Ring Solid 18k Yellow Gold Enamel Fine Jewelry
By Spectrum Jewels
Located in IN
:- 0.22 carat ( AVERAGE DIAMOND CLARITY SI1-SI2 & COLOR H-I ) Ring Size :- 7 US & All ring size available
Category

21st Century and Contemporary Indian Modern Band Rings

Materials

Diamond, 18k Gold, Yellow Gold, Enamel

3/5 Ctw, Baguette and Round Diamond Half Eternity Band, 14K Solid Gold, SI GH
Located in New York, NY
us know through inbox message your ring size preference. Metal Weight: 3 - 4 grams Total Diamond
Category

2010s American Contemporary Band Rings

Materials

Diamond, Gold

Bombe Champagne Diamond Pave Ring, 3/4 Carats in 14k Rose Gold, Stackable Dome
By Five Star Jewelry
Located in Austin, TX
millimeters wide at the top, tapers to 2.9 mm at base of ring Diamond Total Weight: 0.74 carats Diamond Shape
Category

21st Century and Contemporary American Contemporary Band Rings

Materials

Diamond, 14k Gold, Rose Gold

Vintage Diamond and 9 Carat White Gold Half Eternity Band
Located in Chipping Campden, GB
This half eternity band holds 25points worth of shimmering diamonds. The stones are set within the
Category

Vintage 1950s British Modern Band Rings

Materials

Diamond, White Gold

Vintage Diamond and 9 Carat White Gold Half Eternity Band
Located in Chipping Campden, GB
This half eternity band holds 25points worth of shimmering diamonds. The stones are set within the
Category

Vintage 1950s British Modern Band Rings

Materials

Diamond, White Gold

2.2 Carat SI Clarity HI Color Pear Diamond Half Eternity Band Ring 14 Karat Gold
By Spectrum Jewels
Located in IN
Diamond Weight :- 2.25 carat ( AVERAGE DIAMOND CLARITY SI1-SI2 & COLOR H-I ) Ring Size :- 7 US & All ring
Category

21st Century and Contemporary Indian Modern Band Rings

Materials

Diamond, Gold, 14k Gold

12.35 Carat Fancy Yellow Sapphire Diamond 18K White Gold 3-Stone Ring
Located in Beverly Hills, CA
natural brightness to shine. It is complemented by two half-moon cut diamonds set on its sides weighing a
Category

21st Century and Contemporary American Fashion Rings

Materials

Diamond, Yellow Sapphire, 18k Gold, White Gold

2 Carat SI Clarity HI Color Marquise Diamond Half Band Ring 18 Karat White Gold
Located in IN
. :- 2.00 Ct. ( AVERAGE DIAMOND CLARITY SI1-SI2 & COLOR H-I ) Ring Size :- 7 US & All size available
Category

21st Century and Contemporary Indian Modern Band Rings

Materials

Diamond, 18k Gold, White Gold

2 Carat SI Clarity HI Color Marquise Diamond Half Band Ring 14 Karat White Gold
Located in IN
. :- 2.00 Ct. ( AVERAGE DIAMOND CLARITY SI1-SI2 & COLOR H-I ) Ring Size :- 7 US & All size available
Category

21st Century and Contemporary Indian Modern Band Rings

Materials

Diamond, White Gold, 14k Gold

0.77 Carat SI Clarity HI Color Oval Diamond Half Band Ring 14 Karat White Gold
By Spectrum Jewels
Located in IN
Diamond Wt. :- 0.77 Ct. ( AVERAGE DIAMOND CLARITY SI1-SI2 & COLOR H-I ) Ring Size :- 7 US & All size
Category

21st Century and Contemporary Indian Modern Band Rings

Materials

Diamond, White Gold, 14k Gold

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3 Half Carat Diamond Ring For Sale on 1stDibs

Find the exact 3 half carat diamond ring you’re shopping for in the variety available on 1stDibs. Every item for sale was constructed with extraordinary care, often using gold, 18k gold and yellow gold. Find an antique version now, or shop for 819 vintage or 963 modern creation for a more contemporary example of these cherished accessories. If you’re looking for a 3 half carat diamond ring from a specific time period, our collection is diverse and broad-ranging, and you’ll find at least one that dates back to the 18th Century while another version may have been produced as recently as the 21st Century. Creating a 3 half carat diamond ring has been a part of the legacy of many jewelers, but those produced by Tiffany & Co., Shreve, Crump & Low and Peter Suchy are consistently popular. See these pages for a round cut iteration of this accessory, while there are also oval cut cut and cushion cut cut versions available here, too. When shopping for a 3 half carat diamond ring, you’ll find that there are less available pieces for unisex or men today than there are for women.

How Much is a 3 Half Carat Diamond Ring?

Prices for a 3 half carat diamond ring can differ depending upon size, time period and other attributes — at 1stDibs, these accessories begin at $1 and can go as high as $1,875,000, while this accessory, on average, fetches $4,238.

Finding the Right rings for You

Antique and vintage rings have long held a special place in the hearts of fine jewelry lovers all over the world.

No matter their origin or specific characteristics, rings are timeless, versatile accessories. They’ve carried deep meaning since at least the Middle Ages, when diamond rings symbolized strength and other kinds of rings were worn to signify romantic feelings or to denote an affiliation with a religious order. Rings have also forever been emblematic of eternity.

Over time, rings have frequently taken the form of serpents, which have long been associated with eternal life, health and renewal. Italian luxury jewelry house Bulgari has become famous for its widely loved Serpenti motif, for example, and its Serpenti ring, like the other accessories in the collection, began as an homage to jewelry of the Roman and Hellenistic eras. The serpent is now a popular motif in fine jewelry. Jewelry devotees have long pined for rings adorned with reptiles, thanks to antique Victorian rings — well, specifically, Queen Victoria’s illustrious engagement ring, which took the form of a gold snake set with rubies, diamonds and an emerald (her birthstone). Designs for Victorian-era engagement rings often featured repoussé work and chasing, in which patterns are hammered into the metal.

Engagement rings, which are reliably intimidating to shop for, are still widely recognized as symbols of love and commitment. On 1stDibs, a range of buying guides can be found for those in the market for antique engagement ringsvintage engagement rings or Art Deco engagement rings

The most collectible antique engagement rings and vintage engagement rings are those from the Victorian, Edwardian and Art Deco eras. Named for the monarchies of the four King Georges, who in succession ruled England starting in 1714 (plus King William’s reign), antique Georgian rings, be they engagement rings or otherwise, are also coveted by collectors. Pearls, along with colored gemstones like garnets, rubies and sapphires, were widely used in Georgian jewelry. The late-1700s paste jewelry was a predecessor to what we now call fashion or costume jewelry

The Art Nouveau movement (1880–1910) brought with it rings inspired by the natural world. Antique Art Nouveau rings might feature depictions of winged insects and fauna as well as women, who were simultaneously eroticized and romanticized, frequently with long flowing hair. Art Deco jewelry, on the other hand, which originated during the 1920s and ’30s, is by and large “white jewelry.” White metals, primarily platinum, were favored over yellow gold in the design of antique Art Deco rings and other accessories as well as geometric motifs, with women drawn to the era’s dazzling cocktail rings in particular.

Whether you’re hunting down a chunky classic for a Prohibition-themed cocktail party or seeking a clean contemporary design to complement your casual ensemble, find an exquisite collection of antique, new and vintage rings on 1stDibs.