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3 Carat Emerald Cut Diamond Eternity Ring
By Belfiore Jewelry
Located in Great Neck, NY
carats. The stones are F color, the clarity is VS1. The ring is a size 6.5 and can be ordered to any
Category

21st Century and Contemporary American Modern Bridal Rings

Materials

Emerald, Diamond, 18k Gold

Estate Diamond Platinum Eternity Ring Size 8
Located in Los Angeles, CA
Estate diamond and platinum eternity ring circa 1950. Clear and concise information you want to
Category

Vintage 1950s Band Rings

Materials

Diamond, Platinum

$1 NO RESERVE - 1.20 Carat Sapphire Band 3/4 Eternity, 14K Yellow Gold Ring
By Diamonds Mine
Located in Ramat Gan, IL
This ring is definitely a show stopper and will draw attention wherever you go! A great gift for
Category

2010s Israeli Art Deco Wedding Rings

Materials

Diamond, Sapphire, 14k Gold, Yellow Gold

NO RESERVE - 1.20 Carat Sapphire Band, 14 Karat Yellow Gold 3/4 Eternity Ring
By Diamonds Mine
Located in Ramat Gan, IL
This ring is definitely a show stopper and will draw attention wherever you go! A great gift for
Category

2010s Israeli Art Deco Wedding Rings

Materials

Diamond, Sapphire, 14k Gold, Yellow Gold

$1 No Reserve - 1.22cttw Purple Sapphire Band 3/4 Eternity, 14k White Gold Ring
By Diamonds Mine
Located in Ramat Gan, IL
Color: Purple Shape: Round Brilliant No indications of thermal enhancement Metal weight: 1.67 gr. Ring
Category

2010s Israeli Art Deco Wedding Rings

Materials

Diamond, Sapphire, 14k Gold, White Gold

$1 No Reserve, 2.14cttw Sapphire 3/4 Eternity Band, 14 Karat White Gold Ring
By Diamonds Mine
Located in Ramat Gan, IL
Color: Blue Shape: Round Mixed Sapphires are usually enhanced by heat Ring can be sized free of charge
Category

2010s Israeli Art Deco Wedding Rings

Materials

Diamond, Sapphire, 14k Gold, White Gold

NO RESERVE! 1.20 Carat 3/4 Eternity Ruby Band - 14 kt. White gold - Ring
By Diamonds Mine
Located in Ramat Gan, IL
Ring can be sized free of charge prior to shipping out. Center Natural Rubies: Weight: 1.20
Category

2010s Israeli Art Deco Wedding Rings

Materials

Diamond, Ruby, 14k Gold, White Gold

$1 NO RESERVE! 0.93 Carat Pink Diamonds 3/4 Eternity Band 14K Rose Gold
By Diamonds Mine
Located in Ramat Gan, IL
Ring Size: 53 EU Ring can be sized free of charge prior to shipping out. Center Stone
Category

2010s Israeli Art Deco Wedding Rings

Materials

Diamond, Pink Diamond, 14k Gold, Rose Gold

3 Carat Diamond Tiffany Co Eternity Band Ring
By Tiffany Co.
Located in Chicago, IL
This breathtaking Tiffany & Co. eternity ring is a timeless symbol of elegance. Featuring 3 carat
Category

2010s American Contemporary Band Rings

Materials

Diamond, Platinum

$1 NO RESERVE! 1.90 Carat Sapphire 3/4 Eternity Band - 14 kt. Gold - Ring
By Diamonds Mine
Located in Ramat Gan, IL
yourself or your loved one - a heirloom piece to treasure forever! Ring Size: 53 EU Ring can be sized free
Category

2010s Israeli Art Deco Wedding Rings

Materials

Sapphire, 14k Gold, Yellow Gold

$1 NO RESERVE! 1.81 Carat Sapphire 3/4 Eternity Band - 14 kt. Gold - Ring
By Diamonds Mine
Located in Ramat Gan, IL
yourself or your loved one - a heirloom piece to treasure forever! Ring Size: 53 EU Ring can be sized free
Category

2010s Israeli Art Deco Wedding Rings

Materials

Sapphire, 14k Gold, Yellow Gold

$1 NO RESERVE! 2.14 Carat Ruby 3/4 Eternity Band 14kt Yellow gold - Ring
By Diamonds Mine
Located in Ramat Gan, IL
yourself or your loved one - a heirloom piece to treasure forever! Ring can be sized free of charge prior
Category

2010s Israeli Art Deco Wedding Rings

Materials

Ruby, 14k Gold, Yellow Gold

NO RESERVE - 1.15 Carat Sapphire 3/4 Eternity Band, 14 Karat White Gold, Ring
By Diamonds Mine
Located in Ramat Gan, IL
. Ring can be sized free of charge prior to shipping out. Gemstones are commonly treated to enhance
Category

2010s Israeli Art Deco Wedding Rings

Materials

Sapphire, 14k Gold, White Gold

3 Carat Eternity Wedding Band Heart Shape Diamond Ring
By Antinori Fine Jewels
Located in Chicago, IL
Eternity ring features approximately 3.04ct of vibrant heart shape diamonds set in an elegantly
Category

2010s Italian Modern Band Rings

Materials

Diamond, White Diamond, 14k Gold

Blue Sapphire Diamond Platinum Eternity Ring Size 8
Located in Los Angeles, CA
Blue sapphires diamonds and platinum eternity ring size 8 circa 1950. Clear and concise
Category

Vintage 1950s Modern Band Rings

Materials

Diamond, Blue Sapphire, Platinum

$1 NO RESERVE - 1.61 Carat Sapphire 3/4 Eternity Band, 14 Karat White Gold Ring
By Diamonds Mine
Located in Ramat Gan, IL
of heating Metal weight: 1.90 gr. Ring can be sized free of charge prior to shipping out
Category

2010s Israeli Art Deco Wedding Rings

Materials

Sapphire, 14k Gold, White Gold

Retro Diamond Ruby Pink Gold Eternity Ring Size 7.75
Located in Los Angeles, CA
Retro diamond and ruby pink gold 10 mm wide eternity ring circa 1940, ring size 7 ¾. Love it
Category

Vintage 1940s Retro Band Rings

Materials

Diamond, Ruby, Gold, Rose Gold

Estate One Carat Diamond Weight Platinum Eternity Ring Size 6
Located in Los Angeles, CA
Diamond and platinum eternity ring size 6 circa 1990. Clear and concise information you want to
Category

1990s Contemporary Wedding Rings

Materials

Diamond, Platinum

$1 NO RESERVE! 2.56 Carat 3/4 Eternity Ruby Band - 14 kt. Yellow Gold
By Diamonds Mine
Located in Ramat Gan, IL
Ring Size: 53 EU Ring can be sized free of charge prior to shipping out. Center Natural Rubies
Category

2010s Israeli Art Deco Wedding Rings

Materials

Diamond, Ruby, 14k Gold, Yellow Gold

Diamond Gold Eternity Band Ring
Located in Los Angeles, CA
Estate Diamond Eternity Ring Size 5 3/4 Continuously set with twenty round brilliant-cut
Category

Late 20th Century American Contemporary Engagement Rings

Materials

Diamond, 14k Gold

Antique Diamond Platinum Eternity Ring
Located in Mount Kisco, NY
Antique Diamond and Platinum Eternity Ring. Size 6-3/4. Has thirty fine white G/VS .13 carat
Category

Mid-20th Century American Wedding Rings

Materials

Diamond, Platinum

Emerald and Diamond Eternity Ring
Located in Mayfair, London, London
An 18k yellow gold emerald and diamond full eternity ring. The ring is made up of 15 princess cut
Category

21st Century and Contemporary Wedding Rings

Materials

Diamond, Emerald, 18k Gold, Yellow Gold

Vintage Platinum Graduating Marquise Round Diamond 3 Row Wide Eternity Band Ring
Located in Montclair, NJ
This absolutely breathtaking vintage eternity band ring is crafted in solid platinum and features
Category

Vintage 1950s Retro Band Rings

Materials

Diamond, Platinum

$1 NO RESERVE! 2.59 cttw Natural Emeralds 3/4 Eternity Band - 14k Yellow Gold
By Diamonds Mine
Located in Ramat Gan, IL
touch of sophistication to any ensemble. Ring size: 53 (EU) / 13 (IT) / 6 ¼ (US) Ring can be sized
Category

2010s Israeli Art Deco Wedding Rings

Materials

Emerald, 14k Gold, Yellow Gold

Vintage Cartier Platinum 3 Row Pave Diamond Eternity Domed Band Size 4 1.36 Ct.
By Cartier
Located in New York, NY
Vintage Cartier 3 row diamond pave band ring finely crafted in platinum featuring 3 rows of pave
Category

21st Century and Contemporary French Dome Rings

Materials

Diamond, Platinum

Baguette Diamond Platinum Eternity Band Ring
Located in Los Angeles, CA
2.00 Carats Baguette Diamond Platinum Eternity Ring Circa 1950, continuously set with forty
Category

Vintage 1950s Modern Engagement Rings

Materials

Diamond, Platinum

SALE! Circa 1920 s Art Deco Diamond Eternity Band in Platinum Size 5 3/4
Located in Boston, MA
is a size 5 3/4 US and should not be resized. Ring measures 2mm wide and tests as platinum.
Category

Vintage 1920s Art Deco Wedding Rings

Materials

Diamond, Platinum

Diamond White Gold Wide Eternity Ring
Located in Los Angeles, CA
Diamond and white gold eternity ring band circa 1950. DETAILS: Diamond and white gold wide
Category

Vintage 1950s Modern Band Rings

Materials

Diamond, White Gold

Cartier Platinum Diamond Eternity Band Ring
By Cartier
Located in Chicago, IL
Circa 2007 Cartier Platinum Eternity Band Ring, 3 M.M. wide and a finger size 5 1/2, each Diamond
Category

Early 2000s French Band Rings

Materials

Diamond, Platinum

Cartier Diamond Gold Eternity Band Ring
By Cartier
Located in Chicago, IL
Circa 1990 Cartier 18k yellow Gold Eternity Band Ring, measuring 3 MM wide and set with Round
Category

1990s French Band Rings

Materials

Diamond, 18k Gold

Diamond Sapphire Yellow Gold Eternity Ring
Located in Los Angeles, CA
Diamond sapphire and yellow gold eternity ring. DETAILS: Eternity gold ring continuously set with
Category

1990s Contemporary Band Rings

Materials

Diamond, Blue Sapphire, 14k Gold

Baguette Diamond Eternity Wedding Band Ring
By Roman Malakov
Located in New York, NY
Eternity Wedding band channel set with 2.65 carats of brilliant baguette diamonds all around. Made
Category

21st Century and Contemporary American Wedding Rings

Materials

Diamond, 18k Gold

Art Deco Diamond Platinum Eternity Band Ring Single Cut Wedding Size 6.75
Located in Beverly Hills, CA
0.02-carat each, total weight 0.68 carat. The band is size 6.5-6.75 and is 3 mm wide. Weight 3.7 grams.
Category

Vintage 1920s Unknown Band Rings

Materials

White Diamond, Platinum

Art Deco Diamond and Platinum 2/3 Eternity Band
Located in Chipping Campden, GB
sparkle. The diamonds are set within the band which is modelled in platinum. Ring Size: S or 9 Band Width
Category

Vintage 1920s British Art Deco Band Rings

Materials

Diamond, Platinum

Wide Platinum and Baguette Diamond 3 Row Eternity Band
Located in Coral Gables, FL
Platinum Three Row Eternity Band Featuring 18 Baguette Cut Diamonds Totaling Approximately 2.20
Category

21st Century and Contemporary Band Rings

Materials

Diamond, Platinum

Diamonds Topaz White Gold Eternity Ring
Located in Marcianise, Marcianise (CE)
, ITEMS AT AUCTIONS AND ONGOING PROMOTIONS. Eternity ring in 14k white gold mounted with diamonds and
Category

Vintage 1980s Italian Retro Engagement Rings

Materials

Diamond, Topaz, 14k Gold, White Gold

NO RESERVE! 13.24 Carat Sapphire Eternity Band - 14 kt. White gold - Ring
By Diamonds Mine
Located in Ramat Gan, IL
yourself or your loved one - a heirloom piece to treasure forever! Ring Size: 53.5 EU / 6 3/4 US Center
Category

2010s Israeli Art Deco Wedding Rings

Materials

Sapphire, Blue Sapphire, 14k Gold, White Gold

NO RESERVE! 13.95 Carat Sapphire Eternity Band - 14 kt. White Gold - Ring
By Diamonds Mine
Located in Ramat Gan, IL
yourself or your loved one - a heirloom piece to treasure forever! Ring Size: 54 EU / 14 IT / 6 3/4 US
Category

2010s Israeli Art Deco Wedding Rings

Materials

Sapphire, Blue Sapphire, 14k Gold, White Gold

2.00 Carats Baguette Diamond Platinum Eternity Ring
Located in Los Angeles, CA
Eternity Ring 2.00 Carats Baguette Diamonds Platinum Baguette diamond and platinum eternity ring
Category

Late 20th Century Modern Band Rings

Materials

White Diamond, Platinum

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

Tiffany Co. Sapphire Diamond Platinum Eternity Ring
By Tiffany Co.
Located in London, England
weight .26. From their 'Legacy' collection. This ring is a size UK N or a US 6 3/4.
Category

2010s Unknown Band Rings

Materials

Diamond, Blue Sapphire, Platinum

Platinum Princess Cut Diamond Eternity Band Ring
Located in Miami, FL
The eternity band features perfectly matching princess cut diamonds set in a channel fashion. The
Category

1990s Unknown Bridal Rings

Materials

Diamond, Platinum

Vintage 18 Carat White Gold 1/3 Diamond Eternity Band
Located in Chipping Campden, GB
diamonds measuring 3 points each. Total diamond weight 27 points. Modelled in 18 carat white gold
Category

Vintage 1970s British Band Rings

Materials

Diamond, 18k Gold, White Gold

Ladies Platinum Pear Shape Diamond Eternity Ring
Located in Houston, TX
One lady's custom made polished platinum across, diamond eternity band. The band is a size 5.75
Category

21st Century and Contemporary Wedding Rings

Materials

Diamond, Platinum

1936 Vintage Diamond Platinum Half Eternity Ring
Located in Los Angeles, CA
Diamond and platinum half eternity ring dated 1936.* Love it because it caught your eye, and we
Category

Vintage 1930s American Art Deco Wedding Rings

Materials

Diamond, Platinum

Vintage Diamond and 9 Carat Gold 1/3 Eternity Band
Located in Chipping Campden, GB
everyday! Ring Size: N or 6 3/4 Band Width: 3mm Weight: 2.92g
Category

Vintage 1960s British Modern Band Rings

Materials

Diamond, Gold

Vintage Diamond and 9 Carat Gold 1/3 Eternity Band
Located in Chipping Campden, GB
everyday! Ring Size: N or 6 3/4 Band Width: 3mm Weight: 2.92g
Category

Vintage 1960s British Modern Band Rings

Materials

Diamond, Gold

Yellow Diamond Cushion Cut 3/4ths Eternity Ring, 2.5 Ct Yellow 18K White Gold
Located in New York, NY
offers a balance of luxury and tasteful simplicity. Yellow Diamond Cushion Cut 3/4ths Eternity, 2.50
Category

21st Century and Contemporary Cocktail Rings

Materials

White Gold

Tiffany Co. Platinum and Diamond Eternity Band Ring
By Tiffany Co.
Located in Chicago, IL
Circa 2010 Tiffany & Company 3 M.M. wide Eternity Band Ring, channel set with round brilliant cut
Category

2010s American Band Rings

Materials

Diamond, Platinum

Carrera y Carrera Diamond Gold Eternity Band Ring
By Carrera y Carrera
Located in Chicago, IL
Round Brilliant cut Diamonds totaling 3/4 Carat. Finger Size = 6 1/2
Category

2010s Spanish Band Rings

Materials

Diamond, 18k Gold

4.81 Carat Diamond Shared-Setting Platinum Eternity Ring
Located in New York, NY
;) Width Ring Size: 6.75- EU 53. Non-resizable. Total Weight: 6.6 Grams Diamond Color: G-H Diamond
Category

21st Century and Contemporary American Wedding Rings

Materials

Diamond, Platinum

Vintage Ruby and Diamond Fancy Half Eternity Ring
Located in Chipping Campden, GB
band. Ring Size: L or 5 3/4
Category

Vintage 1950s British Modern Band Rings

Materials

Diamond, Ruby, Platinum

Tiffany Co. Sapphire Diamond Platinum Eternity Band Ring
By Tiffany Co.
Located in Greenwich, CT
. Diamonds weighing 0.08 total carats and sapphires 0.24 carats. 3 mm band width. Size 5.
Category

21st Century and Contemporary American Band Rings

Materials

Blue Sapphire, Diamond, White Diamond, Platinum

14K White Gold Sapphire Diamond Eternity Band Size 7.25 #17892
Located in Washington Depot, CT
14K White Gold Sapphire and Diamond Eternity Band Ring Size 7.25 JAGi Certified This stunning
Category

21st Century and Contemporary Band Rings

Materials

Diamond, Sapphire, 14k Gold, White Gold

Vintage 1/3 Diamond and 18 Carat White Gold Eternity Band
Located in Chipping Campden, GB
This 18ct white gold band holds nine step cut diamonds that cover 1/3 of the band. They sit flush
Category

Vintage 1960s British Modern Wedding Rings

Materials

Diamond, White Gold

Vintage Sapphire and Diamond 9 Carat Gold 1/3 Eternity Band
Located in Chipping Campden, GB
gold band. The stones each measure 3pts each. Ring Size: P or 7 3/4 Band Width:5mm Weight: 2.84g
Category

Vintage 1960s British Modern Band Rings

Materials

Diamond, Sapphire, Gold

Vintage Emerald and Diamond 9 Carat Gold 1/3 Eternity Band
Located in Chipping Campden, GB
ring is modelled in 9carat gold. Ring Size: L or 5 3/4 Band Width: 3.5mm Weight: 1.7g
Category

Vintage 1950s British Modern Band Rings

Materials

Diamond, Emerald, 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.