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Diamond 'O' Ring
By Vicente Agor
Located in Berkeley, CA
. The total weigh of the diamonds is aprox. 1.33 tw. The ring is a size 7. The open oval is curved to
Category

2010s American Modern Cocktail Rings

Materials

Diamond, 18k Gold

Diamond 'O' Ring
Diamond 'O' Ring
Free Shipping
Vintage Sapphire Openable Solitaire Ring
Located in London, GB
Here we have a sophisticated openable band ring which comes with a hinged closure giving it an eye
Category

20th Century Solitaire Rings

Materials

Blue Sapphire, Gold, Yellow Gold

Sterling Silver Open Line Ring
By HSU London
Located in CLYDEBANK, GB
. Detail with a curved structure and cut out details. Open Line Ring is perfect for day to night wear due
Category

21st Century and Contemporary British Artisan Fashion Rings

Materials

Sterling Silver

Sterling Silver Open Line Ring
By HSU London
Located in CLYDEBANK, GB
. Sterling Silver Open Line Ring is perfect for day to night wear due to the simplistic neat design which can
Category

21st Century and Contemporary British Artisan Fashion Rings

Materials

Sterling Silver

Antique Ring Diamonds solid 14K Gold Ø US9 / 2.7gr
Located in SE
. Crown's Ø 8 mm. Weight: 2.7 grams Size: Ø 9 US / 18.89 mm. The size of this ring was enlarged in the past
Category

Vintage 1920s European Art Deco Cluster Rings

Materials

Diamond, 14k Gold

Vintage Ring Ruby Diamonds solid 18K Gold Ring Ø 7.5US / 2.3 gr
Located in SE
,color ca.F,G VVS .The Diamonds have open backs. Size : Ø 7.75 US /17.75 mm Weight : 2.3 grams Used
Category

Vintage 1960s European Retro Cluster Rings

Materials

Diamond, Ruby, 18k Gold

Sterling silver Round band open Ring (DCG)(W)
By HSU London
Located in CLYDEBANK, GB
London offers a unique collection of UK designed and made gemstone rings that are the perfect addition to
Category

21st Century and Contemporary British Artisan Band Rings

Materials

Sterling Silver

Antique Italian Halo Ring Sapphire Diamonds 12K Ø 7.75US / 4.2gr
Located in SE
of the old hand rose cut circa Ø 1.5 mm / 0,02 ct each / ca. 0.25 ctw / total. All stones have open
Category

Vintage 1920s Italian Art Deco Cluster Rings

Materials

Diamond, Sapphire, 10k Gold, Silver

1923 Ring natural 3.25ct Sapphire solid 18K Yellow Gold Ring Ø 6.5US / 3.8gr
Located in SE
A Ring in solid 18K Yellow Gold with a crown in White Gold or Platinum holding natural Blue
Category

Vintage 1920s Swedish Art Deco Solitaire Rings

Materials

Sapphire, 18k Gold

Antique Poison Ring solid 18K Gold Ø 8US / 2 gr
Located in SE
Poison Ring in solid 18K Yellow Gold with hidden folding compartment on the crown.. Both hinged
Category

Antique 1820s Swedish Empire Cocktail Rings

Materials

18k Gold

1917 Sigrid's Ring Diamonds Sapphire 18K Gold Ø US7.5 / 2.47gr
Located in SE
Ring in solid 18K Yellow Gold with the top of the crown in White Gold decorated with a row of
Category

Vintage 1910s Swedish Art Deco Cluster Rings

Materials

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

Antique Ring 1ctw Diamonds solid Silver Ø US5.5 /2.5 gr
Located in SE
Unusual Antique Diamond ring with all metal parts in solid Silver. Very likely Russian made, I got
Category

Early 20th Century European Arts and Crafts Cluster Rings

Materials

Diamond, Silver

Roberto Coin Cento Diamond O 18 Carat White Gold Ring
By Roberto Coin Cento
Located in London, GB
Roberto Coin Cento O ring set with a fine quality round brilliant cut diamond weighing
Category

2010s Italian Modern Fashion Rings

Materials

Diamond, 18k Gold, White Gold

1960 Nordic Ring Moonstone 18K Gold Ø US 4.75 /4.1gr.
Located in SE
Vintage Moonstone Ring. 18K Yellow Gold band with wide hand - engraved shoulders and bezel set
Category

Vintage 1960s Swedish Retro Solitaire Rings

Materials

Moonstone, 18k Gold

Summer Beach Vacation Knuckle Foot Ring Open Toe Rings Set For Women Accessories
Located in Chicago, IL
Summer Beach Vacation Knuckle Foot Ring Open Toe Rings Set For Women Accessories Total Carat Weight
Category

2010s Indian Art Deco Engagement Rings

Materials

Silver, Sterling Silver

Vintage Daisy Flower Open Ring For Women Korean Style 925 Silver Sunflower Rings
Located in Chicago, IL
Vintage Daisy Flower Open Ring For Women Korean Style 925 Silver Sunflower Rings Shape Flower Metal
Category

2010s Indian Art Deco Engagement Rings

Materials

Silver, Sterling Silver

Love Ring Simple Adjustable Finger Pinkie Nail Foot Toe Findings Open Toe Rings.
Located in Chicago, IL
Love Ring Simple Adjustable Finger Pinkie Nail Foot Toe Findings Open Toe Rings. Total Carat Weight
Category

2010s Indian Art Deco Engagement Rings

Materials

Silver, Sterling Silver

Tourmaline sterling silver square band open Ring (DCG)(W)
By HSU London
Located in CLYDEBANK, GB
Time After Time Ring Collection Elevate your everyday style with a touch of luxury. HSU jewellery
Category

21st Century and Contemporary British Artisan Band Rings

Materials

Tourmaline, Sterling Silver

Tourmaline sterling silver square band open Ring (DCG)(W)
By HSU London
Located in CLYDEBANK, GB
Time After Time Ring Collection Elevate your everyday style with a touch of luxury. HSU jewellery
Category

21st Century and Contemporary British Artisan Band Rings

Materials

Tourmaline, Sterling Silver

1963 Signet Men Ring Onyx solid 18K Gold Signet Ring Ø 9.75US / 3.75 gr
Located in SE
Men Signet Ring in elegant design decorated with highly reflective stone. Full set of Swedish
Category

Vintage 1960s Swedish Retro Signet Rings

Materials

Onyx, 18k Gold

Antique European Ring Diamonds solid 18K Gold Ø 9.75 US / 2.8gr
Located in SE
stone Ø 3.25mm /0.2 ct, color ca. F, G / clarity VS. Hallmarked 18K, no marks of the maker. This ring
Category

Vintage 1920s European Art Nouveau Engagement Rings

Materials

Diamond, 18k Gold, Platinum

Antique cluster Ring Diamonds solid 14K Gold Platinum Ø US7.75 /2gr
Located in SE
with open backs. Size: Ø US 7.75 / 17.97 mm. Can be sized . Weight: 2 grams. Fine used condition, all
Category

Vintage 1930s European Art Nouveau Engagement Rings

Materials

Diamond, 18k Gold, Platinum

Antique Ring Diamonds Blue Enamel solid 18k Gold Ø 6US /5.2gr
Located in SE
stones measures Ø 5mm. The ring is 24 mm x 18 mm at axes, the shank is 8 mm wide in the frontal part and
Category

Antique Late 18th Century European Arts and Crafts Cluster Rings

Materials

Diamond, 18k Gold, Enamel

Antique Alliance Ring Diamonds solid 14K Orange Gold Ø US7.75 /5.7gr
Located in SE
diameters of Ø 1.75 mm / ca 0.02 ct each. Color ca. F,G / VVS . All stones have backs open and sparkle
Category

Vintage 1920s European Retro Solitaire Rings

Materials

Diamond, 14k Gold

Vintage Ring 0.85ct Emerald solid 18K Yellow Gold Ø US7 / 3.7gr
Located in SE
Elegant vintage Emerald Ring, the carved band in solid 18ct Yellow Gold + bezel set natural emerald
Category

Vintage 1950s European Retro Solitaire Rings

Materials

Emerald, 18k Gold

Vintage British Ring Emerald Diamond solid 18K Gold Ø 7.5US/ 2.1g
Located in SE
Vintage 3 stones ring with plain band in solid 18K Yellow Gold. Crown is 5 mm deep . Claw set
Category

Vintage 1950s English Retro Cluster Rings

Materials

Diamond, Emerald, 18k Gold

1921 Greta's Wedding Ring solid 23K Gold Ø US 5.5/ 5.6gr
Located in SE
Old Wedding Ring with continuous hand-engraved floral ornament on the band, in solid 23 K Gold
Category

Vintage 1920s Swedish Art Nouveau Wedding Rings

Materials

22k Gold

Antique Halo Ring Diamonds solid 18K Gold Silver Ø US7.75 /8gr
Located in SE
Diamond Flower Ring, Renaissance styled. Likely German, made ca. 1850s -1920s. The band is
Category

Antique Early 1900s European Renaissance Revival Bridal Rings

Materials

Diamond, 18k Gold, Yellow Gold, Silver

1942 Wedding Ring Unisex solid 20K Gold Ø 8.75 US / 4.4gr
Located in SE
Wedding ring in solid 20K Yellow Gold. Plain band 3 mm wide x 1.5 mm deep. Hand-made in Sweden
Category

Vintage 1940s Swedish Art Deco Wedding Rings

Materials

22k Gold

1939 Nordic Ring Men Cereals solid 18KGold Ø US10.25 /5.5 gr
Located in SE
Ring for Men in solid 18K Yellow Gold with continuous cast decor of Cereals - symbol of Fertility
Category

Vintage 1930s Swedish Art Deco Band Rings

Materials

18k Gold

Antique Intaglio Signet Ring Carnelian solid 20K Gold Ø US8 / 3.7gr
Located in SE
Signet intaglio Ring featuring natural Carnelian stone with naturalistic and symbolic intaglio of a
Category

Antique Early 1900s Swedish Art Nouveau Signet Rings

Materials

Carnelian, 18k Gold

Dragon Tail Open Ring in Rose Gold with Pink Sapphire
By Selda Jewellery
Located in Istanbul, TR
Dragon tail open ring in rose gold with pink sapphire by Selda Jewellery Additional Information
Category

2010s Turkish Modern More Rings

Materials

Pink Sapphire, Rose Gold, 14k Gold

Antique halo Ring Sapphire Diamonds solid 18K Gold Platinum Ø US9.5 / 3.26gr
Located in SE
Beautiful Halo Ring from ca. 1920s -1930s in solid 18K Yellow Gold with lab-made Blue Sapphire and
Category

Vintage 1920s European Art Deco Cluster Rings

Materials

Diamond, Sapphire, 18k Gold, Platinum

1941 Ring Red Garnet solid 18K Rose Gold Silver Ø 5US/ 1.3gr
Located in SE
A Ring with Red Flower, since 1941. Crown in Silver Ø 10 mm /3mm deep. Band in solid 18K Rose Gold
Category

Vintage 1940s Swedish Retro Solitaire Rings

Materials

Garnet, Silver, Rose Gold, 18k Gold

Antique German Ring Emerald Diamond solid 14K Yellow Gold Ø 6.75US / 3gr
Located in SE
Art Deco period German Ring with Emerald and Diamonds. Eye - shaped crown measures 14 mm x 6 mm x
Category

Vintage 1930s Swedish Art Deco Solitaire Rings

Materials

Diamond, Yellow Sapphire, 18k Gold, Silver

1948 Vintage Ring 7ct Aquamarine Diamonds solid 18K Gold Ø 6.25US / 9.2g
Located in SE
open backs. Swedish ring, hallmarked 18K. Maker: Cronwin Studio, city of Stockholm. Year marks: Y8
Category

Vintage 1940s Swedish Retro Cluster Rings

Materials

Aquamarine, Diamond, 18k Gold, White Gold

1946 Ring 0.45 ct Diamond solid 18K Gold Silver Ø 7US / 3.2gr
Located in SE
/ SI Stone has the back side open. Swedish Ring. Hallmarked 18ct, two overlapping " C " letters for
Category

Vintage 1940s Swedish Art Nouveau Solitaire Rings

Materials

Diamond, 18k Gold, Silver

1986 Nordic Alliance Wedding Ring Diamonds solid 18K Gold Ø US5.25 /2.4gr
Located in SE
diamond cut Diamonds Ø 1.8 mm / ca 0.025ct. each. Color ca. F,G / VS . All stones have open backs and
Category

Vintage 1980s Swedish Retro Wedding Rings

Materials

Diamond, 18k Gold

1916 Nordic Ring 1ctw. Diamonds solid 18K Gold Platinum Ø 6.75US / 2.2gr
Located in SE
securely set. Size of the ring: Ø 6.75 US scale / Ø 17.13 mm, can be sized up or down for additional
Category

Vintage 1910s European Art Nouveau Engagement Rings

Materials

Diamond, 18k Gold, Platinum

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

1919 Nordic Ring Lapis Lazuli Diamonds solid 18K Gold Ø US7.5 / 3.2gr
Located in SE
Antique Renaissance styled ring with carved band in solid 18K Yellow Gold and clusters in Silver
Category

Vintage 1910s Swedish Art Nouveau Cluster Rings

Materials

Diamond, Lapis Lazuli, 18k Gold, Silver

1929 Nordic Ring 1ctw Diamonds solid 18K Gold Ø 5.5 US /3gr
Located in SE
patina on metal, this ring was not in use for some decades. Size of the ring: Ø 5.5US scale / Ø 16.10 mm
Category

Vintage 1920s Swedish Art Deco Cluster Rings

Materials

Diamond, 18k Gold

1947 Wedding Ring solid 18K Yellow Gold Ø 10 US / 3.8 gr
Located in SE
Regular type 18K Yellow Gold Wedding Ring . In fine used condition. Made in Sweden ,hallmarked 18K
Category

Vintage 1940s Swedish Retro Wedding Rings

Materials

18k Gold

Old Danish Ring Citrine solid 14K Gold Ø 4.75 US/ 6.2 gr
Located in SE
BBeautiful Ring for the female hand. Great looking Danish Ring from ca. 1920- 1940s. Wide band and
Category

Vintage 1920s Danish Art Deco Cluster Rings

Materials

Citrine, 18k Gold

Antique Ring Diamonds Red Enamel 18K Gold Silver Ø 6.25 US/ 7.7gr
Located in SE
Old Russian or Finish Ring hand - made between late 19th - early 20 centuries. Floral ornament with
Category

Antique Early 1900s Russian Art Nouveau Cluster Rings

Materials

Diamond, 18k Gold, Silver, Enamel

Antique Ring Ruby Diamonds 18K Yellow Gold Platinum Ø 5 US/ 4.4gr
Located in SE
A Ring with crown in White Gold or Platinum on solid 18K Yellow Gold band holding lab -made Red
Category

Vintage 1920s European Art Deco Cluster Rings

Materials

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

Antique Ring Ruby Diamonds solid 14K Yellow Gold Ø 6.25 US / 2.1gr
Located in SE
Rubies and Diamonds Ring in solid 14ct Yellow Gold . 6 baguette cut Rose red Rubies + 10 diamond
Category

Vintage 1930s German Art Deco Cluster Rings

Materials

Diamond, Ruby, 14k Gold

1922 Danish Men Ring Carnelian solid 14K Gold Ø US9 / 11.2 gr
Located in SE
Old Men Signet Ring hand- made in Copenhagen , DK in early early 1920s. Band with hallmarks 585
Category

Vintage 1920s Danish Art Deco Signet Rings

Materials

Carnelian, 14k Gold

Antique European Ring 0.5ctw Ruby solid 18K Gold Ø 7.5 US / 1.8gr
Located in SE
Antique Ring featuring, band in 18K Yellow Gold, 4 natural pinky red rubies, made ca.1900 s -1930s
Category

Early 20th Century European Art Deco Solitaire Rings

Materials

Ruby, 18k Gold

1931 Nordic Wedding Ring solid 23K Gold Ø US 11.5 / 4 gr
Located in SE
Wedding Ring in solid 23 K Gold. Swedish hallmarks. 23K and maker's, made in 1931 ( year marks E8
Category

Vintage 1930s Swedish Art Deco Wedding Rings

Materials

22k Gold

Antique German Ring 3ct Aquamarine solid 18K Gold Ø 6.75 US /4.4gr
Located in SE
German ring with open-work crown and band in solid 18K Gold featuring natural transparent
Category

Vintage 1930s German Art Deco Solitaire Rings

Materials

Aquamarine, 18k Gold

Antique Unisex Intaglio Signet Ring solid 18K Gold Carnelian Ø US6.5 / 10.5g
Located in SE
Signet intaglio Ring featuring banded / two layered Carnelian (type of Agate) stone with heraldic
Category

Vintage 1920s Swedish Medieval Signet Rings

Materials

Carnelian, 18k Gold

1902 Antique European Ring solid 20K Gold Ø 6.75 US / 5.3 gr
Located in SE
Old ring in solid 20K Yellow Gold. Hand - engraved contentious floral ornament on the band. Unisex
Category

Antique Early 1900s Swedish Art Deco Band Rings

Materials

22k Gold

Antique Ring 16ct natural Ruby solid 14K Gold Ø 5.5US / 8.1 gr
Located in SE
Antique cluster / cocktail Ring, German of Danish made with nine clusters boasting natural Ceylon
Category

Vintage 1920s European Art Deco Cluster Rings

Materials

Ruby, 14k Gold

Cartier Trinity De Cartier Gold and Ceramic Ring Size O 1/2 (56)
By Cartier
Located in London, GB
appear brand new Weight: 6.2 grams Ring Size: O 1/2 (56) Individual Band Width: 2.9mm Marked: 'Cartier
Category

21st Century and Contemporary Band Rings

Materials

18k Gold, White Gold, Yellow Gold

Antique Ring natural Emerald Diamonds solid 18K Gold Silver Ø US7.5 / 6 gr
Located in SE
stones have open backs. Size: Ø7.5US / Ø 17. 73 mm. Can be sized. Weight: 6 grams Used condition, with
Category

Early 20th Century European Art Deco Cluster Rings

Materials

Diamond, Emerald, 18k Gold, Silver

Antique European Halo Ring 1ctw Diamonds solid 18K Gold Silver Ø US10.25 /4.6g
Located in SE
mm deep. Size: Ø US 10.25 / 20.02 mm. This size of this ring was enlarged in the past. It can be
Category

Vintage 1910s German Art Nouveau Cluster Rings

Materials

Diamond, Silver, 18k Gold

Vintage Ring Sputnik natural 7.5 ct Gems solid 18K Gold Ø 8.75 / 8.5gr
Located in SE
Ø 23 mm. This ring has a size adjuster making it 2.5 mm smaller (the distance between the band and
Category

Vintage 1970s Brazilian Retro Fashion Rings

Materials

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

Antiquee Ring 0.3ct Emerald 0.4ctw Diamonds solid 18K Gold Silver Ø US6.25 /3.2g
Located in SE
Art Deco period German Ring with Emerald and Diamonds. Emerald and Diamonds Halo type Ring made in
Category

Vintage 1930s European Art Deco Solitaire Rings

Materials

Diamond, Emerald, Silver, 18k Gold

1953 Ring Blue Turquoise solid 18K Gold Ø US 4.5 Wide band /3gr.
Located in SE
Wide band Neoclassical / Renaissance styled hand-made Ring in Yellow 18K Gold featuring three bezel
Category

Vintage 1950s Swedish Arts and Crafts Solitaire Rings

Materials

Turquoise, 18k Gold

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Open O Ring For Sale on 1stDibs

Surely you’ll find the exact open o ring you’re seeking on 1stDibs — we’ve got a vast assortment for sale. Every item for sale was constructed with extraordinary care, often using gold, 18k gold and platinum. Find an antique version now, or shop for 380 vintage or 88 modern creation for a more contemporary example of these cherished accessories. Making the right choice when shopping for an open o ring may mean carefully reviewing examples of this item dating from different eras — you can find an early iteration of this piece from the 18th Century and a newer version made as recently as the 21st Century, both of which have proven very popular over the years. There have been many well-made iterations of the classic open o ring over the years, but those made by Niquesa, HSU London and Fei Liu are often thought to be among the most beautiful. An open o ring of any era or style can lend versatility to your look, but a version featuring diamond, from our inventory of 206, is particularly popular. Today, if you’re looking for an old european cut version of this piece and are unable to find the perfect match, our selection also includes round cut and oval cut alternatives. If you’re browsing our inventory for an open o ring, 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 Open O Ring?

On average, an open o ring at 1stDibs sells for $2,250, while they’re typically $91 on the low end and $282,486 for the highest priced versions of this item.