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Creator: io Si
IO SI 18K Gold Diamond Citrine Cocktail Ring
IO SI 18K Gold Diamond Citrine Cocktail Ring

IO SI 18K Gold Diamond Citrine Cocktail Ring

By io Si

Located in Flushing, NY

A signed IO SI ring crafted in 18-karat gold and centered by a cushion-cut citrine displaying warm amber tones. The gemstone is overlaid with a diamond-set square motif positioned di...

Category

20th Century Io Si Rings

Materials

Citrine, Diamond, 18k Gold

Io Si By Stefan Hafner 18K Rose Gold Diamond Pink Sapphire Pearl Cocktail Ring
Io Si By Stefan Hafner 18K Rose Gold Diamond Pink Sapphire Pearl Cocktail Ring

Io Si By Stefan Hafner 18K Rose Gold Diamond Pink Sapphire Pearl Cocktail Ring

By io Si

Located in Winter Springs, FL

A ring with quite the presence, this piece by IoSi/Stefan Hafner is crafted in 18K rose gold, and centered by a 10.85mm pearl surrounded by approximately .90ctw in round cut G-H colo...

Category

21st Century and Contemporary Contemporary Io Si Rings

Materials

Diamond, Cultured Pearl, Pink Sapphire, 18k Gold, Rose Gold

iO Si Italy Citrine and Diamond Sculpture Ring in 18k Yellow Gold
iO Si Italy Citrine and Diamond Sculpture Ring in 18k Yellow Gold

iO Si Italy Citrine and Diamond Sculpture Ring in 18k Yellow Gold

By io Si

Located in La Jolla, CA

iO Si Italy Citrine and Diamond Sculpture Ring in 18k Yellow Gold Unique Citrine and Diamond Ring features an 11.00 carat Faceted Citrine Briolette set in 18k Yellow Gold with Roun...

Category

20th Century Unknown Io Si Rings

Materials

Citrine, Diamond, 18k Gold, Yellow Gold

Related Items
Vintage David Yurman Ring in 18K Yellow Gold with Golden Citrine and Diamonds
Vintage David Yurman Ring in 18K Yellow Gold with Golden Citrine and Diamonds

Vintage David Yurman Ring in 18K Yellow Gold with Golden Citrine and Diamonds

By David Yurman

Located in Palm Beach, FL

This vintage 18K yellow gold David Yurman cocktail ring is set with one large, faceted golden citrine weighing approximately 19.00ct. In the center. Flanking the citrine on each sid...

Category

Late 20th Century American Modern Io Si Rings

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Chatelaine Ring 18K Yellow Gold with Citrine and Diamonds, 14mm
Chatelaine Ring 18K Yellow Gold with Citrine and Diamonds, 14mm

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By David Yurman

Located in New York, NY

18-karat yellow gold Citrine, 9.30 total carat weight Pave-set diamonds, 0.09 total carat weight Ring, 14mm Ring Size 6 Condition Mint Comes with David Yurman Ring Box Retail Price $...

Category

21st Century and Contemporary Io Si Rings

Materials

Citrine, Diamond, 18k Gold, Yellow Gold

Stefan Hafner 18k Yellow Gold Diamond & Sapphire Ring
Stefan Hafner 18k Yellow Gold Diamond & Sapphire Ring

Stefan Hafner 18k Yellow Gold Diamond & Sapphire Ring

By Stefan Hafner

Located in North Miami Beach, FL

Diamond: 0.31ctw Sapphire: 1.84ctw Ring Size: 7 SKU: BLU01240 Model number: 18555RGZ4AM Retail price: $9,100.00

Category

21st Century and Contemporary Italian Modern Io Si Rings

Materials

Diamond, Sapphire, 18k Gold, Yellow Gold

Cartier Citrine Ring. Square Cut Natural Citrine Ring 18K Yellow Gold Signed
Cartier Citrine Ring. Square Cut Natural Citrine Ring 18K Yellow Gold Signed

Cartier Citrine Ring. Square Cut Natural Citrine Ring 18K Yellow Gold Signed

By Cartier

Located in New York, NY

Other Details: Primary Stone: Citrine Center Stone Cut: Square Cut Stone Setting: Square-cut natural citrine set in 18k yellow gold Jewelry Type: Engagement Ring Design: A distincti...

Category

21st Century and Contemporary Unknown Art Deco Io Si Rings

Materials

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H. Stern Sunrise 18k Gold Citrine Diamond Cocktail Ring
H. Stern Sunrise 18k Gold Citrine Diamond Cocktail Ring

H. Stern Sunrise 18k Gold Citrine Diamond Cocktail Ring

By H. Stern

Located in Beverly Hills, CA

DESIGNER: H. Stern CIRCA: 1980s MATERIALS: 18K Gold GEMSTONE: Citrine, Diamond WEIGHT: 15.2 Grams RING SIZE: 6 MEASUREMENT: Top - ¾" x ⅝" HALLMARKS: H.S, 750 ITEM DETAILS: A vintag...

Category

Late 20th Century Io Si Rings

Materials

Citrine, 18k Gold

Citrine Gold Ring, Citrine Cocktail Ring, Oval Citrine Ring
Citrine Gold Ring, Citrine Cocktail Ring, Oval Citrine Ring

Citrine Gold Ring, Citrine Cocktail Ring, Oval Citrine Ring

By Daizy Jewellery

Located in Istanbul, TR

Citrine Gold Ring, Citrine Cocktail Ring, Oval Citrine Ring. Metal type: Gold Metal stamp: 14k Gold Weight: 4 g. depends from size Gemstones Set w...

Category

2010s Turkish Modern Io Si Rings

Materials

Citrine, Diamond, Gold, 14k Gold

18k White Gold Diamond and Emerald Cocktail Ring
18k White Gold Diamond and Emerald Cocktail Ring

18k White Gold Diamond and Emerald Cocktail Ring

Located in New York, NY

18k White Gold Diamond and Emerald Cocktail Ring Condition: In good condition with some minor surface wear consistent with age. Ring size: 6.50 Markings: “T864" Metal: 18k White Gold...

Category

21st Century and Contemporary Modern Io Si Rings

Materials

Diamond, Emerald, 18k Gold, White Gold

Impressive 20 Carat Natural Citrine and Diamond 18k Yellow Gold Cocktail Ring
Impressive 20 Carat Natural Citrine and Diamond 18k Yellow Gold Cocktail Ring

Impressive 20 Carat Natural Citrine and Diamond 18k Yellow Gold Cocktail Ring

Located in Napoli, NA

yellow gold. The ring is centered by a magnificent natural citrine weighing approximately 20 carats, displaying a particularly vivid and intense golden-orange color. The generously ...

Category

21st Century and Contemporary Italian Io Si Rings

Materials

Diamond, Citrine, Gold, 18k Gold, Yellow Gold

Set in 18K Rose Gold, Emerald, Pink Sapphires & Rose Cut Diamonds Cocktail Ring
Set in 18K Rose Gold, Emerald, Pink Sapphires & Rose Cut Diamonds Cocktail Ring

Set in 18K Rose Gold, Emerald, Pink Sapphires & Rose Cut Diamonds Cocktail Ring

By JEWEL HUB

Located in Hong Kong, HK

A very gorgeous and beautiful, Emerald & Pink Sapphires Cocktail Ring set in 18K Rose Gold & natural Diamonds. The weight of the Emerald is 7.14 carats. The Emerald is completely nat...

Category

21st Century and Contemporary Indian Modern Io Si Rings

Materials

Diamond, Emerald, Pink Sapphire, 18k Gold, Rose Gold

Stefan Hafner Invisibly Set Sapphire Diamond 18 karat Gold Bombé Ring
Stefan Hafner Invisibly Set Sapphire Diamond 18 karat Gold Bombé Ring

Stefan Hafner Invisibly Set Sapphire Diamond 18 karat Gold Bombé Ring

By Stefan Hafner

Located in London, GB

Stefan Hafner bombé ring in 18 karat yellow gold, with a domed face of invisibly set blue sapphires between two rows of round brilliant diamonds. The calibré cut sapphires are fitted...

Category

1960s Italian Contemporary Vintage Io Si Rings

Materials

Diamond, Sapphire, Gold, 18k Gold

Playful cocktail ring with citrines and diamonds in 18K yellow gold
Playful cocktail ring with citrines and diamonds in 18K yellow gold

Playful cocktail ring with citrines and diamonds in 18K yellow gold

Located in Lucerne, CH

This playful cocktail ring is crafted in 18k yellow gold and features a vibrant citrine as its centrepiece. The warm golden tones of the citrine harmonise beautifully with the rich y...

Category

21st Century and Contemporary Io Si Rings

Materials

Citrine, Diamond, 18k Gold, Yellow Gold

Chanel 18k Yellow Gold Citrine Cable Link Ring
Chanel 18k Yellow Gold Citrine Cable Link Ring

Chanel 18k Yellow Gold Citrine Cable Link Ring

By Chanel

Located in New York, NY

This vintage ring by Chanel is crafted in 18k yellow gold and features a vibrant citrine set within a distinctive cable link inspired design. The warm golden hue of the citrine beaut...

Category

20th Century Io Si Rings

Materials

Citrine, 18k Gold, Yellow Gold

Italian Cabochon Emerald and Diamond Ring in 18K Yellow Gold
Italian Cabochon Emerald and Diamond Ring in 18K Yellow Gold

Italian Cabochon Emerald and Diamond Ring in 18K Yellow Gold

By De Maria fine&antique jewelry

Located in Napoli, NA

A refined Italian vintage ring crafted in 18K yellow gold, centered around a vibrant Emerald cabochon weighing approximately 2.20 carats. The emerald displays a rich, saturated green...

Category

Late 20th Century Io Si Rings

Materials

Diamond, Emerald, Gold, Yellow Gold

3.15 Carat Blue Sapphire 0.92 Carat SI/H Diamond 18k White Gold Cocktail Ring
3.15 Carat Blue Sapphire 0.92 Carat SI/H Diamond 18k White Gold Cocktail Ring

3.15 Carat Blue Sapphire 0.92 Carat SI/H Diamond 18k White Gold Cocktail Ring

By Spectrum Jewels

Located in Deira, Dubai

3.15 Carat Blue Sapphire 0.92 Carat SI/H Diamond 18k White Gold Cocktail Ring This ring features an oval blue sapphire with halo of diamonds around making a September birthstone enga...

Category

21st Century and Contemporary American Art Deco Io Si Rings

Materials

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

Unheated Pink Sapphire Flower Cocktail Ring with Diamonds in 18k Rose Gold
Unheated Pink Sapphire Flower Cocktail Ring with Diamonds in 18k Rose Gold

Unheated Pink Sapphire Flower Cocktail Ring with Diamonds in 18k Rose Gold

By VR Jewels

Located in New York, NY

Unheated Pink Sapphire Flower Cocktail Ring with Diamonds in 18K Gold featuring natural pink sapphires of 1.91 carats and diamonds of 0.32 carats. The gorgeous handcrafted ring goes ...

Category

21st Century and Contemporary American Modern Io Si Rings

Materials

Pink Sapphire, Sapphire, Diamond, Rose Gold, 18k Gold, Gold

Previously Available Items
iO Si Italy Pink and Yellow Sapphire Bauble Ring in 18k Rose Gold
iO Si Italy Pink and Yellow Sapphire Bauble Ring in 18k Rose Gold

iO Si Italy Pink and Yellow Sapphire Bauble Ring in 18k Rose Gold

By io Si

Located in La Jolla, CA

iO Si Italy Pink and Yellow Sapphire Bauble Ring in 18k Rose Gold Unique Bauble Ring by iO Si features Pink and Yellow Natural Sapphires set in ribbons and atop a dangling moveable ...

Category

21st Century and Contemporary Unknown Io Si Rings

Materials

Pink Sapphire, Yellow Sapphire, Rose Gold

IO SI 18K Yellow Gold Diamond & Critrine Ring
IO SI 18K Yellow Gold Diamond & Critrine Ring

IO SI 18K Yellow Gold Diamond & Critrine Ring

By io Si

Located in Aventura, FL

Discover the exquisite elegance of this 18kt yellow gold ring, expertly crafted by the renowned Italian Jewelry House of IO SI by Stefan Hafner. This stunning piece showcases a beaut...

Category

21st Century and Contemporary Italian Contemporary Io Si Rings

Materials

Citrine, Diamond, Gold, 18k Gold, Yellow Gold

Io Si 18Karat White Gold 0.45Carat Diamond Butterfly Charm Ring
Io Si 18Karat White Gold 0.45Carat Diamond Butterfly Charm Ring

Io Si 18Karat White Gold 0.45Carat Diamond Butterfly Charm Ring

By io Si

Located in Southampton, PA

Taking inspiration from nature, this white gold polished ring with a diamond-encrusted butterfly charm is a versatile and flattering piece of jewelry that can complement any outfit. ...

Category

21st Century and Contemporary Io Si Rings

Materials

Diamond, White Gold, 18k Gold

Io Si 18k Yellow and White Gold 1.09 Carat Diamond and Sapphire Star Ring
Io Si 18k Yellow and White Gold 1.09 Carat Diamond and Sapphire Star Ring

Io Si 18k Yellow and White Gold 1.09 Carat Diamond and Sapphire Star Ring

By io Si

Located in Southampton, PA

Your style will surely shine bright when you have this glittering ring on your finger. This sparkling creation from the Italian jewelry brand Io Si features a stylized split shank wi...

Category

21st Century and Contemporary Io Si Rings

Materials

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

Io Si 18k White Gold 0.31 Carat Black and White Diamond and Pearl Spiral Ring
Io Si 18k White Gold 0.31 Carat Black and White Diamond and Pearl Spiral Ring

Io Si 18k White Gold 0.31 Carat Black and White Diamond and Pearl Spiral Ring

By io Si

Located in Southampton, PA

A bold yet refined ring that is truly one-of-a-kind. This Io Si creation features a spiraling white gold band with three glittering waves of diamonds encircling each of the three whi...

Category

21st Century and Contemporary Io Si Rings

Materials

White Diamond, Pearl, White Gold

Io Si rings for sale on 1stDibs.

Find a range of io Si rings available on 1stDibs. Each of these unique items was designed with extraordinary care, often using gold. While looking for the most stylish antique or vintage io Si jewelry to pair with your ensemble, you’ll find that io Si diamond rings, from our inventory of 12, can add a particularly distinctive touch to your look. We have 12 pieces in this collection as well as a number of other designs by this jeweler. While this collection reflects work that originated over various time periods, most of these items were designed during the 21st century and contemporary. If you’re looking for additional options, many customers also consider rings by Adolfo Courrier, Chimento, and K-OVER. Prices for io Si rings can differ depending upon gemstone, time period and other attributes. On 1stDibs, the price for these items starts at $1,440 and tops out at $6,200, while pieces like these, on average, can sell for $4,510.