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Antique Platinum Ruby and Diamond Full Eternity Band Ring
Located in Chipping Campden, GB
modelled in platinum. The ruby total is 45pts and the diamond total is 30pts. Ring Size: N or 6 3/4 Band
Category

Vintage 1920s European Art Deco Engagement Rings

Materials

Diamond, Ruby, Platinum

Princess Cut Diamond Gold Eternity Band Ring
Located in Miami, FL
eternity ring is in pristine condition. Weight: 5.2 grams Measurements: 5 mm wide /3 mm high
Category

21st Century and Contemporary Modern Band Rings

Vintage Ruby and Diamond Platinum Half Eternity Ring
Located in Chipping Campden, GB
. Ring Size: N or 6 3/4 Band Width: 3mm Weight: 2.3g
Category

Vintage 1980s British Modern Band Rings

Materials

Diamond, Ruby, Platinum

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

Early 2000s Wedding Rings

Materials

Diamond, Platinum

2/3 Carat TW, 14k Gold Diamond Band, Round and Baguette Diamonds, Half Eternity
Located in New York, NY
us know your ring size preference through inbox message. Metal Weight: 2 - 3 grams Total Diamond
Category

2010s American Contemporary Band Rings

Materials

Diamond, 14k Gold

Aquamarine Eternity Ring 18K Estate Diamond Crescents Gemstone Band
Located in Torrance, CA
Stylish aquamarine & diamond eternity ring crafted in 18 karat white gold. 12 emerald cut
Category

Mid-20th Century Unknown Modern Band Rings

Materials

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

1990s 1.24 Carat Diamond Yellow Gold Half Eternity Ring
Located in Jesmond, Newcastle Upon Tyne
ring; part of our diverse vintage jewelry and diamond jewelry collections This vintage half eternity
Category

1990s Unknown Band Rings

Materials

Diamond, 18k Gold, Yellow Gold

Tiffany Co. Vintage Diamond Square Sapphire Platinum Eternity Band Size 5.75
By Tiffany Co.
Located in Simpsonville, SC
The Tiffany & Co. Vintage Diamond Square Sapphire Platinum Eternity Band Ring is a timeless symbol
Category

Late 20th Century Band Rings

Materials

Diamond, Sapphire, Platinum

Edwardian 2.60 Ct Old Mine Diamond Platinum Eternity Ring
Located in Napoli, IT
diamonds totaling approx 2.60 Ct (G/H-VVS/VS) UK size: M 3/4 US size: 6.5 Measures: width is 4.3 mm. Weight
Category

Antique Early 1900s European Edwardian Engagement Rings

Materials

Diamond, Platinum

Vintage Tiffany Co. Diamond and Sapphire Half Eternity Ring
By Tiffany Co.
Located in London, England
A beautiful vintage Tiffany & Co. diamond and sapphire half-eternity channel ring set in 18k yellow
Category

2010s Modern Band Rings

Materials

Diamond, Sapphire, Gold, 18k Gold, Yellow Gold

Cartier Lanières Diamond 18K Yellow Gold Eternity Band Ring
By Cartier
Located in Miami, FL
), the width measures 3 mm, and it is currently size 5.25 in USA ring size, Size 50 in Cartier Size
Category

1990s French Modern Wedding Rings

Materials

Diamond, Yellow Gold

Stunning 7.24 carat Emerald-Cut Diamond Platinum Eternity Band Ring
Located in Miami, FL
. Current size 6 Weight: 7.8 grams Ring Measurements: 6 mm wide, 3 mm high Total diamond weight
Category

1990s Modern Wedding Rings

Materials

Diamond, Platinum

Diamond Gold Eternity Band
Located in New York, NY
Beautiful 18 karat white gold pave set diamond eternity band. 84 perfectly matched bright white
Category

21st Century and Contemporary Contemporary Engagement Rings

Materials

Diamond, 18k Gold, White Gold

2.20 Carat Round Brilliant Diamond Wedding Band, Platinum Eternity Ring
Located in Greensboro, NC
band showcases resplendent white diamonds set in heirloom-quality platinum. This ring is a size 7
Category

20th Century Unknown Wedding Rings

Materials

Diamond, Platinum

Tiffany Co. 0.33 Carat Diamond Platinum Halfway Eternity Band Ring
By Tiffany Co.
Located in Hicksville, NY
diamonds are Channel-set This ring is 3 millimeter in thickness, and fits a ring size 4 This ring is in
Category

21st Century and Contemporary American Modern Band Rings

Materials

Diamond, Platinum

4 Carat Diamond Eternity Engagement Band 14 Karat White Gold 3-Row Band
Located in New York, NY
Approximately 4 Carat Diamond Eternity Engagement Band 14 Karat White Gold 3 Row Band Size 6& 1/4
Category

2010s Band Rings

Materials

Diamond, Gold, 14k Gold, White Gold

Tiffany Company Forever collection Platinum and Diamond Eternity Band Ring
By Tiffany Co.
Located in Chicago, IL
ring, 3 M.M. wide and a finger size 6 1/2, set with 22 Round Brilliant cut Diamonds totaling 1.80
Category

2010s American Band Rings

Materials

Diamond, Platinum

Hancocks “East or West” French Cut Diamond Platinum Eternity Ring
By Hancocks
Located in London, GB
The ring is 3/4 set with rectangular French cut diamonds, channel set in decoratively hand-engraved
Category

2010s Band Rings

Materials

White Diamond, Diamond, Platinum

Tiffany Co. 0.33 Carat Diamond Platinum Halfway Eternity Band Ring
By Tiffany Co.
Located in Hicksville, NY
diamonds are Channel-set This ring is 3 millimeter in thickness, and fits a ring size 4 This ring is in
Category

21st Century and Contemporary American Modern Band Rings

Materials

Diamond, Platinum

Art Deco 0.90 Diamond Platinum Eternity Channel Wedding Band Ring
Located in Philadelphia, PA
total - I color with VS clarity. Tested as platinum. Circa: 1930's. Ring size: 4 3/4 and not sizable
Category

Vintage 1930s Art Deco Band Rings

Materials

Diamond, White Diamond, Platinum

Platinum Diamond Sapphire Prong Set Eternity Ring Weighing 3.50 Carat
By OGI Ltd
Located in New York, NY
Featuring platinum eternity ring with diamond and round cut sapphire prong-set. Diamond weighing
Category

2010s American Contemporary Band Rings

Materials

Diamond, Sapphire, Platinum

“North South” French Cut Diamond Finely Engraved Platinum Eternity Ring
By Hancocks
Located in London, GB
The ring is 3/4 set with rectangular French cut diamonds, channel set in decoratively hand-engraved
Category

2010s British Contemporary Engagement Rings

Materials

Diamond, Platinum

1.00ct Round Brilliant Cut Diamond Sapphire Eternity Band Ring, Platinum
Located in New York, NY
This exquisite eternity band showcases a seamless blend of round brilliant cut diamonds and vibrant
Category

21st Century and Contemporary Unknown Art Deco Band Rings

Materials

Diamond, Sapphire, Platinum

Platinum Diamond Retro Eternity Band - Single Baguette 1.56ctw Vintage Ring
Located in Greensboro, NC
Size: 7 1/4 Era: Retro Date: 1940s - 1950s Metal Content: Platinum Stone Information Natural
Category

21st Century and Contemporary Cocktail Rings

Materials

Diamond, Platinum

Antique 1920s Platinum French Hallmarked, 2 Carat Full Diamond Eternity Ring
Located in Brighton, GB
2.7mm UK Size M 1/2 US Size 6 3/4 Due to the style of this ring, it is not possible to resize
Category

Early 20th Century French Band Rings

Materials

Diamond, Platinum

Diamond and 18K Yellow Gold, Platinum Set Half Eternity Ring
Located in Jesmond, Newcastle Upon Tyne
A fine and impressive 0.95 carat diamond, 18 karat yellow gold, platinum set, half eternity ring
Category

Early 2000s English Contemporary More Rings

Materials

Diamond, 18k Gold, Yellow Gold, Platinum

Art Deco 1.20 Carat Diamond Platinum Eternity Stack Band Ring
Located in Philadelphia, PA
nice ring to stack Ring Size: 7 3/4 & Not Sizable Top measures 2.6 mm and sits 1.6 mm high Total
Category

Vintage 1930s Art Deco Band Rings

Materials

Diamond, Platinum

Tiffany Co., Platinum and Diamond Eternity Jazz Band Stacking Ring
By Tiffany Co.
Located in Chicago, IL
band is a perfect addition to your ring stack! Stamp: TIFFANY & CO. PT950. Ring size: 6 3/4 Metal
Category

21st Century and Contemporary American Wedding Rings

Materials

Diamond, Platinum

Vintage 1.38 Carat Diamond 18 Karat Gold Eternity Band Ring
Located in Philadelphia, PA
clarity Completely bead set surface with high polished edging Tested as 18 karat gold Ring Size: 8 3/4
Category

20th Century Unknown Modern Band Rings

Materials

Diamond, 18k Gold

Beautiful Ladies 13.07 Carat Oval Brilliant Cut Diamond Eternity Band Size 7
Located in Tustin, CA
never go out of style. The eternity band is size 7. The diamonds go all the way around the ring in a
Category

21st Century and Contemporary American Artisan Band Rings

Materials

Diamond, 18k Gold, White Gold

14k Yellow Gold Sapphire and Diamond Bezel Set Eternity Ring
By Gregory Mikaelian Sons, Inc.
Located in Los Angeles, CA
yellow gold type:ring weight 3 GR size: 6.25 US
Category

21st Century and Contemporary American Contemporary Fashion Rings

Materials

Diamond, Sapphire, 14k Gold, Yellow Gold

14K Solid Yellow Gold Diamond Wrap Ring 3 Diamond Coil
Located in Chicago, IL
14K Solid Yellow Gold Diamond Wrap Ring 3 Diamond Coil Ring Valentine's Day Ring Light weight can
Category

2010s Indian Fashion Rings

Materials

Diamond, Yellow Gold, 14k Gold

3.5 Carat Diamond Eternity Band 18 Karat White Gold 3 Row Band Baguettes Round
Located in New York, NY
18 K gold Ring size is 6 and /2 stamped for 18 K gold and stamped for 3.5 ct diamonds Comes with
Category

2010s Band Rings

Materials

Diamond, Gold, 18k Gold, White Gold

Antique Deco Carre Diamond Eternity Ring Platinum Vintage Fine Jewelry
Located in Torrance, CA
previous resize). Size & Measurements: The ring is a size 5 3/4 (not sizable). The band measures 2.5mm
Category

Early 20th Century Unknown Art Deco Band Rings

Materials

Diamond, Platinum

Harry Winston Diamond Eternity Band
By Harry Winston
Located in New York, NY
Elegant & Timeless diamond eternity band by Harry Winston. This band has 16 emerald cut diamonds
Category

2010s American Contemporary Band Rings

Materials

Diamond, Platinum

1.23 Carat Round Brilliant Diamond Wedding Band, Platinum Women s Eternity Ring
Located in Greensboro, NC
white diamonds that beautifully encircle the band’s perimeter. This ring is a size 4 1/4 - 4 1/2
Category

20th Century Unknown Wedding Rings

Materials

Diamond, Platinum

6.39 Carat Flexible 3 Row Round Diamond Eternity Band in 14 Karat Yellow Gold
Located in Tampa, FL
6.39 Carat Flexible 3 Row Round Diamond Eternity Band in 14 Karat Yellow Gold This ultra
Category

1990s American Retro Band Rings

Materials

Diamond, Yellow Gold, 14k Gold

Icy Rose-Cut DEGVVS White Brilliant-Cut Diamond Pave Eternity Ring
By Joke Quick
Located in Antwerp, BE
carat diamonds: 5,42 carat. Size EU 54 US 6 3/4 . This ring can not be resized. This exquisite
Category

2010s Belgian Contemporary Fashion Rings

Materials

Diamond, White Diamond, 18k Gold, White Gold

Vintage Retro 18K Yellow Gold Carre Cut Diamond Eternity Wedding Band - Size 5.5
Located in Great Neck, NY
Vintage Retro 18K Yellow Gold Carre Cut Diamond Eternity Wedding Band - Size 5 1/2. This gorgeous
Category

Vintage 1940s Unknown Retro Band Rings

Materials

Diamond, Yellow Gold

Sapphire Cabochon and Diamond Baguette Eternity Ring Handcrafted in 18K Gold
Located in Jaipur, IN
ring has 9 pieces Sapphire Cabochon weighing 3.85 carats and 3 pieces Diamond Baguettes weighing 0.26
Category

21st Century and Contemporary Indian Modern Band Rings

Materials

Diamond, Sapphire, 18k Gold, Yellow Gold

Princess Ruby and Diamond Eternity Hand Engraved Eighteen Karat Gold Ring
By OGI Ltd
Located in New York, NY
Diamond quality G VS New Ring Ring size 6 In Stock Ring cannot be sized Handmade in USA Our team of
Category

2010s American Contemporary Band Rings

Materials

Diamond, Ruby, 18k Gold

Graduated Marquise Diamond Eternity Band
Located in Tampa, FL
Graduated Marquise Diamond Eternity Band Set with approximately 3 Carats of Marquise Cut Diamonds
Category

2010s American Modern Band Rings

Materials

Diamond, 14k Gold, White Gold

Tiffany Soleste Diamond Eternity Band
By Tiffany Co.
Located in Litchfield, CT
Circa 2000s, Platinum, by Tiffany & Co., New York. This chic eternity band by Tiffany is all about
Category

Early 2000s American Band Rings

Materials

Diamond, Platinum

Ladies 14.18 Carat VVS1 - VS2 Clarity Emerald Cut Diamond Eternity Band Size 7
Located in Tustin, CA
be. The eternity band is size 7. The diamonds go all the way around the ring in a full circle
Category

21st Century and Contemporary American Artisan Band Rings

Materials

Diamond, 18k Gold, White Gold

Art Deco Diamond Platinum Eternity Band Ring Old European Cut Wedding
Located in Beverly Hills, CA
Exquisite Art Deco platinum band set with twenty two beautiful Old European cut diamonds
Category

Vintage 1920s Unknown Band Rings

Materials

White Diamond, Platinum

Platinum Diamond Eternity Band 1.35 Carat
Located in Washington Depot, CT
Vintage Platinum Diamond Eternity Band Size 5.75 /1.35 cts. Show her you'll love her forever
Category

20th Century Band Rings

Materials

Diamond, Platinum

Cartier Etincelle 0.27ct Diamonds Half Eternity Ring Rose Gold 49 US 4.75
By Cartier
Located in Kobe, Hyogo
Item: Authentic Cartier Etincelle Half Eternity Diamonds Ring Stones: Diamond ( 0.27ct ) Metal: 18K
Category

2010s French Band Rings

Materials

Diamond, Rose Gold

1980 s Designer Diamond 18K Gold Elegant Wide Eternity Band Ring
Located in Miami, FL
This exquisite Diamond 18K Gold Elegant Wide Cocktail Ring is the perfect complement to any
Category

Vintage 1980s American Contemporary Band Rings

Materials

Diamond, 18k Gold

Vintage Estate Platinum Diamond Eternity Band
Located in Great Neck, NY
Clarity: SI2-I2 Ring Size: 7 3/4 *Unfortunately this ring cannot be sized. Measurements: 3.66 mm wide
Category

Vintage 1950s Retro Band Rings

Materials

Diamond, Platinum

Art Deco Ruby and Diamond 18 Carat White Gold Eternity Ring
Located in Chipping Campden, GB
. Ring Size: N or 6 3/4 Band Width: 2.5mm Weight: 2.8g
Category

Vintage 1910s British Art Deco Band Rings

Materials

Diamond, Ruby, White Gold

Elegant 1.01ct Diamonds Half Eternity Ring in 18k White Gold - IGI Certified
Located in רמת גן, IL
Elegant 1.01ct Diamonds Half Eternity Ring in 18k White Gold - IGI Certified Indulge in timeless
Category

2010s Israeli Engagement Rings

Materials

Diamond, 18k Gold, White Gold

TIFFANY CO. Modernist Eternity ring in 18Kt Gold 1.32 Ctw Sapphires Diamonds
By Tiffany Co.
Located in Miami, FL
colorless diamonds. The ring is very sleek, with nice eye appeal and may be stacked with your other eternity
Category

Vintage 1970s American Modernist Band Rings

Materials

Diamond, Sapphire, White Diamond, Blue Sapphire, Gold, Yellow Gold, 18k ...

1.76Ct Diamond and 18k White Gold Full Eternity Ring - Vintage Circa 1980
Located in Jesmond, Newcastle Upon Tyne
A fine and impressive vintage 1.76 carat diamond and 18 karat white gold full eternity ring; part
Category

Vintage 1980s Unknown Cocktail Rings

Materials

Diamond, 18k Gold, White Gold

14k Rose Gold Half Eternity Ring with 0.84ct Natural Diamonds AIG Certificate
Located in רמת גן, IL
A stunning half eternity ring with a dazzling 0.84 carat round brilliant diamonds. The jewelry is
Category

2010s Israeli Cluster Rings

Materials

Diamond, 14k Gold, Rose Gold

Tiffany Co. Etoile Diamond Eternity Band Platinum Round .22 Carat Wedding Ring
By Tiffany Co.
Located in Greensboro, NC
Style: Eternity Band Face Height (north to south): 3/16" (4.2mm) Rise Above Finger: 3/32" (2.1mm
Category

20th Century Unknown Wedding Rings

Materials

Diamond, Platinum

5.32 Carat Marquise and Round Brilliant Diamond Ring, 14 Karat Gold Eternity
Located in Greensboro, NC
This ring is a size 7 1/2 - 7 3/4. Metal Content: Guaranteed 14k Gold as tested Stone Information
Category

20th Century Unknown Bridal Rings

Materials

Diamond, 14k Gold, White Gold

Ruby Sugarloaf and Diamond Baguette Stackable Eternity Ring in 18 Karat Gold
Located in Jaipur, IN
Stackable Ruby Cabochon and Diamond Baguette eternity band all handcrafted in 18K Yellow Gold. The
Category

21st Century and Contemporary Indian Modern Band Rings

Materials

Diamond, Ruby, 18k Gold, Yellow Gold

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Diamond Eternity Ring Size 3 For Sale on 1stDibs

Find the exact diamond eternity ring size 3 you’re shopping for in the variety available on 1stDibs. Every item for sale was constructed with extraordinary care, often using Platinum, Gold and 18k Gold. Our collection of these items for sale includes 58 vintage editions and 30 modern creations to choose from as well. Finding the perfect diamond eternity ring size 3 may mean sifting through those created during different time periods — you can find an early version that dates to the 20th Century and a newer variation that were made as recently as the 21st Century. Finding an appealing diamond eternity ring size 3 — no matter the origin — is easy, but Tiffany Co., H H Jewels and Alexander of Beverly Hills each produced a popular version that is worth a look. Today, if you’re looking for a round cut version of this piece and are unable to find the perfect match, our selection also includes baguette cut and single cut alternatives. Most of our diamond eternity ring size 3 for sale are for women, but there are 18 pieces available to browse for men.

How Much is a Diamond Eternity Ring Size 3?

The price for a diamond eternity ring size 3 starts at $495 and tops out at $22,250 with these rings, on average, selling for $2,483.

The Legacy of Diamond in Jewelry Design

Antique diamond rings, diamond tiaras and dazzling vintage diamond earrings are on the wish lists of every lover of fine jewelry. And diamonds and diamond jewelry are primarily associated with storybook engagements and red-carpet grand entrances — indeed, this ultra-cherished gemstone has a dramatic history on its hands.

From “A Diamond Is Forever” to “Diamonds Are a Girl’s Best Friend,” pop culture has ingrained in our minds that diamonds are the most desired, the most lasting and the most valuable gemstone. But what makes the diamond so special? Each stone — whether it’s rubies, sapphires or another stone — is unique and important in its own right. April babies might claim diamonds for themselves, but just about everyone wants this kind of sparkle in their lives!

There are several factors that set diamonds apart from other stones, and these points are important to our gem education.

Diamonds are minerals. They are made up of almost entirely of carbon (carbon comprises 99.95 percent; the remainder consists of various trace elements). Diamonds are the hardest gemstones, ranking number 10 on the Mohs Hardness Scale. Even its name, diamond, is rooted in the Greek adamas, or unconquerable. The only object that can scratch a diamond is another diamond. Diamonds are formed deep within the earth at very high temperatures (1,652–2,372 degrees Fahrenheit at depths between 90 and 120 miles beneath the earth’s surface) and are carried up by volcanic activity. Diamonds are quite rare, according to the Gemological Institute of America, and only 30 percent of all the diamonds mined in the world are gem quality.

In the 1950s, the Gemological Institute of America developed the 4Cs grading system to classify diamonds: clarity, color, cut and carat weight. Not all diamonds are created equal (there are diamonds, and then there are diamonds). The value of the diamond depends on the clarity (flawless diamonds are very rare but a diamond's value decreases if there are many blemishes or inclusions), color (the less color the higher the grade), cut (how the diamond’s facets catch the light, certain cuts of diamonds show off the stone better than others) and carat weight (the bigger, the better).

When you start shopping for a diamond engagement ring, always prioritize the cut, which plays the largest role in the diamond's beauty (taking the time to clean your diamond ring at least every six months or so plays a role in maintaining said beauty). And 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

Shop antique and vintage diamond rings, diamond necklaces and other extraordinary diamond jewelry on 1stDibs.  

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.