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Io Si Rings

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Creator: io Si
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

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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

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Luca Carati Diamond & Pink Sapphire Cocktail Ring 18K Gold Size 7
Luca Carati Diamond & Pink Sapphire Cocktail Ring 18K Gold Size 7

Luca Carati Diamond & Pink Sapphire Cocktail Ring 18K Gold Size 7

By Luca Carati

Located in New York, NY

Luca Carati 18K Rose & White Gold Diamond Cocktail Ring. The ring is set with 0.3cttw of brilliant cut diamonds and 0.44cttw of natural Pink Sapphires. Diamond color G and VVS cl...

Category

2010s Italian Modern Io Si Rings

Materials

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Nouvelle Bague 18K Rose Gold Diamond, Pink Opal and Pink Sapphires Ring
Nouvelle Bague 18K Rose Gold Diamond, Pink Opal and Pink Sapphires Ring

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By Nouvelle Bague

Located in North Miami Beach, FL

Nouvelle Bague 18K Rose Gold Diamond, Pink opal and Pink Sapphires Ring Diamonds 0.25ctw Sapphires 1.35ctw Size 6.5 Retail $9.300

Category

2010s Italian Modern Io Si Rings

Materials

Diamond, Opal, Pink Sapphire, Rose Gold

Pink and Yellow Sapphire Flower Diamond Ring in 18K Rose Gold
Pink and Yellow Sapphire Flower Diamond Ring in 18K Rose Gold

Pink and Yellow Sapphire Flower Diamond Ring in 18K Rose Gold

Located in NEW YORK, NY

A fashionable piece of jewelry a cocktail flower ring showcasing 0.83 carats of 4 pink sapphires and 0.45 carats of 6 yellow sapphires. 16 accent diamonds weigh 0.21 carats in total...

Category

21st Century and Contemporary American Contemporary Io Si Rings

Materials

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

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

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

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

Materials

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David Webb Platinum & 18K Yellow Gold Oval Citrine and Diamond Ring
David Webb Platinum & 18K Yellow Gold Oval Citrine and Diamond Ring

David Webb Platinum & 18K Yellow Gold Oval Citrine and Diamond Ring

By David Webb

Located in New York, NY

David Webb Platinum & 18K Yellow Gold Oval Orange Citrine And Diamond Ring. Set with an oval-shaped citrine weighing approximately 17.95cts and accented by round diamonds weighing approximately 0.15ct, mounted in 18k gold and platinum, size 5 1/2, signed David Webb. As with every David Webb ring the sizing horse shoe bar...

Category

20th Century American Modern Io Si Rings

Materials

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

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

2.50ctw G-H SI1-SI2 Diamond Ring Set In 18K Yellow Gold
2.50ctw G-H SI1-SI2 Diamond Ring Set In 18K Yellow Gold

2.50ctw G-H SI1-SI2 Diamond Ring Set In 18K Yellow Gold

Located in Sewickley, PA

Crafted in luxurious 18k yellow gold, this striking diamond ring showcases an opulent display of brilliance and craftsmanship. The bold, sweeping design features approximately 2.50 c...

Category

1970s American Vintage Io Si Rings

Materials

Diamond, Yellow Gold

Amethyst Pink Sapphire Diamond Rose Gold Cocktail Ring
Amethyst Pink Sapphire Diamond Rose Gold Cocktail Ring

Amethyst Pink Sapphire Diamond Rose Gold Cocktail Ring

By Roshe Jewels

Located in Los Angeles, CA

Amethyst and Pink Sapphire Ring! This cute and dainty Ring has a Cushion Cut Amethyst that weighs 2.90 Carats and is embellished with...

Category

21st Century and Contemporary American Modern Io Si Rings

Materials

Amethyst, Pink Sapphire, Diamond, 14k Gold, Rose Gold

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

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

By JEWEL HUB

Located in Hong Kong, HK

A very gorgeous and beautiful, modern style, Emerald & Pink Sapphires Cocktail Ring set in 18K White Gold & natural Diamonds. The weight of the Emerald cabochon is 8.76 carats. The E...

Category

21st Century and Contemporary Indian Modern Io Si Rings

Materials

Diamond, Emerald, Pink Sapphire, 18k 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 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 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 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.