Skip to main content

OGI Ltd Engagement Rings

to
3
4
4
2
2
1
5
5.5
6
7
4
3
1
2
1
1
173
3,690
767
585
444
4
4
4
Creator: OGI Ltd
Platinum Ring Tapered Baguette Diamonds 6.21 Carat Gem Ceylon Cabochon Sapphire
Platinum Ring Tapered Baguette Diamonds 6.21 Carat Gem Ceylon Cabochon Sapphire

Platinum Ring Tapered Baguette Diamonds 6.21 Carat Gem Ceylon Cabochon Sapphire

By OGI Ltd

Located in New York, NY

Welcome to our exquisite collection of engagement rings, where timeless elegance meets modern sophistication. Behold the mesmerizing beauty of our Platinum Engagement Ring adorned wi...

Category

2010s American Contemporary OGI Ltd Engagement Rings

Materials

Diamond, Sapphire, Platinum

GIA No Heat Platinum Ceylon Cabochon Sapphire 2.05 Carat Diamond 0.25 Carat Ring
GIA No Heat Platinum Ceylon Cabochon Sapphire 2.05 Carat Diamond 0.25 Carat Ring

GIA No Heat Platinum Ceylon Cabochon Sapphire 2.05 Carat Diamond 0.25 Carat Ring

By OGI Ltd

Located in New York, NY

Elevate your proposal with this exquisite Platinum Ceylon Cabochon Sapphire Engagement Ring, featuring a captivating 2.05 carat oval-shaped sapphire center stone. This stunning sapph...

Category

2010s American Contemporary OGI Ltd Engagement Rings

Materials

Diamond, Sapphire, Blue Sapphire, Platinum

GIA Certified No Indication Heating Emerald Shaped Ruby Diamond Platinum Ring
GIA Certified No Indication Heating Emerald Shaped Ruby Diamond Platinum Ring

GIA Certified No Indication Heating Emerald Shaped Ruby Diamond Platinum Ring

By OGI Ltd

Located in New York, NY

Indulge in timeless elegance with this exquisite mid-century platinum diamond three-stone ring, showcasing a breathtaking GIA-certified ruby. This stunning piece is perfect for any j...

Category

21st Century and Contemporary American Contemporary OGI Ltd Engagement Rings

Materials

Diamond, Ruby, Platinum

GIA Certified 4.63ct Burma Cabochon Ruby Platinum Engagement Ring
GIA Certified 4.63ct Burma Cabochon Ruby Platinum Engagement Ring

GIA Certified 4.63ct Burma Cabochon Ruby Platinum Engagement Ring

By OGI Ltd

Located in New York, NY

Enhance your jewelry collection with this exquisite vintage platinum engagement ring, featuring a stunning 4.63 carat Burma cabochon ruby. This unique piece is perfect for those who appreciate timeless elegance and exceptional craftsmanship. Main Features: Center Stone: GIA Certified Burma Cabochon Ruby Weight: 4.63 carats Certification: GIA Report 5231058396 Treatment: No Indications of Heating Dimensions: 9.55 x 9.05 mm Setting: Vintage Platinum Material: Platinum, marked Pt950 Weight: 11.98 grams (gross) Ring Size: 5 (can be resized at no extra cost) Side Stones: Baguette Diamonds Total Weight: 0.80 carats Detailed Description: This vintage platinum engagement ring is a true masterpiece, featuring a center Burma cabochon ruby that weighs 4.63 carats and comes with GIA certification, ensuring its authenticity and quality. The ruby, untouched by heating, retains its natural beauty and vibrant color, making it a rare and highly desirable gemstone. Flanking the magnificent ruby are sparkling baguette diamonds, totaling 0.80 carats, meticulously set to enhance the overall brilliance of the ring. The platinum setting, marked Pt950, not only adds to the ring's luxurious appeal but also ensures durability and longevity. With a gross weight of 11.98 grams, this ring feels substantial yet comfortable on the finger. It is currently sized at 5, but can be resized to fit your needs at no extra cost, making it a perfect gift for a loved one or a special treat for yourself. Why Choose This Ring? Timeless Elegance: The combination of a vintage platinum setting...

Category

21st Century and Contemporary American Contemporary OGI Ltd Engagement Rings

Materials

Diamond, Ruby, Platinum

Related Items
GIA 2.05 Carat Blue Violet Purple Sapphire Diamond Engagement Platinum Ring
GIA 2.05 Carat Blue Violet Purple Sapphire Diamond Engagement Platinum Ring

GIA 2.05 Carat Blue Violet Purple Sapphire Diamond Engagement Platinum Ring

Located in Stamford, CT

1930's late Art Deco sapphire and diamond engagement ring. GIA certified 2.05ct rich purple oval center sapphire with 6 transitional cut accent diamonds in platinum setting. Natural ...

Category

Early 20th Century OGI Ltd Engagement Rings

Materials

Diamond, Sapphire, Purple Sapphire, Platinum

AGL Certified 2.05 Carat No Heat Oval Blue Sapphire and Diamond Gold Ring
AGL Certified 2.05 Carat No Heat Oval Blue Sapphire and Diamond Gold Ring

AGL Certified 2.05 Carat No Heat Oval Blue Sapphire and Diamond Gold Ring

By Diamond Stars Jewelry, Inc.

Located in New York, NY

Beautiful Classic Oval Halo Ring. The ring is 14K White Gold. The center stone is an oval shaped 2.05 Carat Blue Sapphire. The Sapphire is certified by AGL, NO HEAT. The ring has 0.7...

Category

21st Century and Contemporary American Contemporary OGI Ltd Engagement Rings

Materials

Diamond, White Diamond, Sapphire, Blue Sapphire, Gold, White Gold, 14k Gold

Ruby Cabochon burma no heat and Diamond Engagement Ring C. Dunaigre Certified.
Ruby Cabochon burma no heat and Diamond Engagement Ring C. Dunaigre Certified.

Ruby Cabochon burma no heat and Diamond Engagement Ring C. Dunaigre Certified.

By MOGULDIAM INC

Located in New York, NY

Very pretty C.D certified burma no heat ruby cabochon and white diamond ring hand crafted in 18k white gold. The details are as follows : Ruby cabochon weight : 3.71 carats Ring si...

Category

2010s American Contemporary OGI Ltd Engagement Rings

Materials

Diamond, Ruby, White Gold

GIA Certified 15 Emerald Cut Diamond Platinum Ring
GIA Certified 15 Emerald Cut Diamond Platinum Ring

GIA Certified 15 Emerald Cut Diamond Platinum Ring

Located in Chicago, IL

A GIA Certified 15 carat Emerald Cut Diamond Platinum Ring, complemented by J color, vs2 clarity trapezoid side stones, creates a striking and balanced look. The emerald cut's step f...

Category

2010s American OGI Ltd Engagement Rings

Materials

Diamond, White Diamond, Emerald, Platinum

Alexander GIA 12.05ct Ceylon Sapphire No-Heat & Diamond Three Stone Halo Ring
Alexander GIA 12.05ct Ceylon Sapphire No-Heat & Diamond Three Stone Halo Ring

Alexander GIA 12.05ct Ceylon Sapphire No-Heat & Diamond Three Stone Halo Ring

By Alexander Beverly Hills

Located in BEVERLY HILLS, CA

Stunning Ceylon sapphire and diamond halo ring, GIA certified. High jewelry by Alexander Beverly Hills. 14.47 carats total gemstone weight. GIA certified 12.05 carat oval sapphire, ...

Category

21st Century and Contemporary American Contemporary OGI Ltd Engagement Rings

Materials

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

GIA Certified 4.17 Carat NO HEAT Ceylon Blue Sapphire Cut Diamond Ring
GIA Certified 4.17 Carat NO HEAT Ceylon Blue Sapphire Cut Diamond Ring

GIA Certified 4.17 Carat NO HEAT Ceylon Blue Sapphire Cut Diamond Ring

By Antinori Fine Jewels

Located in Chicago, IL

An exquisite unheated and untreated blue sapphire with origin Ceylon that is extremely rare and valuable furthermore the sapphire has no signs of treament or heat and this was certi...

Category

2010s Italian Modern OGI Ltd Engagement Rings

Materials

Diamond, White Diamond, Blue Sapphire, Platinum

GIA Certified 1.02ct Diamond Ruby Engagement Ring
GIA Certified 1.02ct Diamond Ruby Engagement Ring

GIA Certified 1.02ct Diamond Ruby Engagement Ring

Located in New York, NY

This is an elegant 18k white gold engagement ring. The ring is centered with a sparkling GIA certified old European cut diamond that weighs 1.02ct. The color of the diamond is K with...

Category

20th Century OGI Ltd Engagement Rings

Materials

Diamond, Ruby, 18k Gold

Art Deco Ceylon Blue Sapphire Diamond Platinum Ring
Art Deco Ceylon Blue Sapphire Diamond Platinum Ring

Art Deco Ceylon Blue Sapphire Diamond Platinum Ring

Located in New York, NY

A stunning royal blue 10.15 carat cushion-cut blue sapphire edwardian filigree ring with single-cut diamonds, set in Platinum. The sapphire acc...

Category

Early 20th Century American Edwardian OGI Ltd Engagement Rings

Materials

Diamond, Sapphire, Platinum

Platinum Engagement Ring with GIA Certified 0.50ct Diamond & Rubies
Platinum Engagement Ring with GIA Certified 0.50ct Diamond & Rubies

Platinum Engagement Ring with GIA Certified 0.50ct Diamond & Rubies

Located in Hong Kong, HK

This captivating engagement ring is a symphony of luxury and elegance, crafted in the finest platinum for lasting beauty and strength. At its heart lies a resplendent GIA certified d...

Category

21st Century and Contemporary Hong Kong Art Deco OGI Ltd Engagement Rings

Materials

Diamond, Ruby, Platinum

Platinum Marquise, Tapers & Baguette Cut Diamonds Engagement Ring
Platinum Marquise, Tapers & Baguette Cut Diamonds Engagement Ring

Platinum Marquise, Tapers & Baguette Cut Diamonds Engagement Ring

Located in Antwerp, BE

SOLID PLATINUM SET WITH EMERALD CUT & MARQUISE CUT DIAMONDS RING MATERIAL: Platinum WEIGHT: 7.6 grams / 4.9 dwt SIZE: eur 54 / us 6.75 DIAMONDS: marquise cut diamonds, baguette ...

Category

20th Century European Artisan OGI Ltd Engagement Rings

Materials

Diamond, Platinum

GIA Certified 8.84 Carat NO OIL Emerald Diamond Ring
GIA Certified 8.84 Carat NO OIL Emerald Diamond Ring

GIA Certified 8.84 Carat NO OIL Emerald Diamond Ring

Located in Chicago, IL

An exceptional 8.84 carat no oil emerald, certified by GIA. The rarity of this magnificent stone lies not only in its impressive size but also in its un...

Category

2010s American OGI Ltd Engagement Rings

Materials

Diamond, Emerald, Platinum

Previously Available Items
Marquise Diamond 18 Karat Yellow and White Gold Engagement or Friendship Ring
Marquise Diamond 18 Karat Yellow and White Gold Engagement or Friendship Ring

Marquise Diamond 18 Karat Yellow and White Gold Engagement or Friendship Ring

By OGI Ltd

Located in New York, NY

Indulge in the timeless elegance and sophisticated charm of this exquisite Marquise Diamond Ring, masterfully crafted in a blend of 18 Karat Yellow and White Gold. Whether you're mar...

Category

2010s American Contemporary OGI Ltd Engagement Rings

Materials

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

GIA Cabochon No Heat Ceylon Cabochon Sapphire Diamond 6.56 Carat Platinum Ring
GIA Cabochon No Heat Ceylon Cabochon Sapphire Diamond 6.56 Carat Platinum Ring

GIA Cabochon No Heat Ceylon Cabochon Sapphire Diamond 6.56 Carat Platinum Ring

By OGI Ltd

Located in New York, NY

Introducing our exquisite GIA-certified Cabochon No Heat Ceylon Sapphire and Diamond Platinum Ring – a true masterpiece of elegance and sophistication. This ring features a stunning ...

Category

2010s American Contemporary OGI Ltd Engagement Rings

Materials

Diamond, Sapphire, Blue Sapphire, Platinum

Sugarloaf Ceylon Sapphire and Baguette Diamond Platinum Engagement Ring
Sugarloaf Ceylon Sapphire and Baguette Diamond Platinum Engagement Ring

Sugarloaf Ceylon Sapphire and Baguette Diamond Platinum Engagement Ring

By OGI Ltd

Located in New York, NY

Platinum engagement ring sugarloaf Ceylon sapphire weighing 1.88 carats Two tapered baguette diamond weighing 0.36 carats, G color VS clarity Ring size 6.5 Ring can be resized Top of the ring measuring 0.27" Ring signed "PLAT" The Sugarloaf Ceylon Sapphire and Baguette Diamond Platinum Engagement Ring is a stunning and elegant piece of jewelry. It features a sugarloaf-cut Ceylon sapphire set in a platinum mounting and surrounded by baguette-cut diamonds. A sugarloaf-cut sapphire is a rare and unique cut that is named for its resemblance to the shape of the Sugarloaf Mountain in Brazil. It is a high-domed cut with a smooth surface, which can enhance the color and natural beauty of the gemstone. The Ceylon sapphire used in this ring is a high-quality stone with a beautiful deep blue color, which is highly sought after in sapphires from this region. The baguette-cut diamonds surrounding the sapphire add sparkle and brilliance to the design, as well as a modern and sophisticated touch. The platinum mounting is a durable and elegant choice that will protect the gemstones and ensure that the ring can be worn for a lifetime. The Sugarloaf Ceylon Sapphire and Baguette Diamond Platinum Engagement Ring is a beautiful and valuable piece of jewelry that would make a perfect engagement ring or special occasion gift. Its unique cut, high-quality gemstones, and elegant design make it a timeless and cherished piece for years to come. This antique sugarloaf...

Category

2010s American Contemporary OGI Ltd Engagement Rings

Materials

Diamond, Sapphire, Blue Sapphire, Platinum

Colombia Emerald Baguette Diamond Platinum Engagement Ring
Colombia Emerald Baguette Diamond Platinum Engagement Ring

Colombia Emerald Baguette Diamond Platinum Engagement Ring

By OGI Ltd

Located in New York, NY

Colombia emerald shaped emerald and baguette diamonds platinum engagement ring One Colombia emerald weighing 1.10 carats center stone Two straight baguette diamonds weighing 0.30 car...

Category

2010s American Contemporary OGI Ltd Engagement Rings

Materials

Diamond, Emerald, Platinum

One Colombia Round Emerald and Diamond Engraved Platinum Cocktail Cluster Ring
One Colombia Round Emerald and Diamond Engraved Platinum Cocktail Cluster Ring

One Colombia Round Emerald and Diamond Engraved Platinum Cocktail Cluster Ring

By OGI Ltd

Located in New York, NY

Platinum emerald and diamond cocktail cluster ring One Colombia round emerald weighing 0.69 carat Surrounded by pave-set diamonds weighing 0.35 carats Ring size 7 In Stock The r...

Category

2010s American Art Deco OGI Ltd Engagement Rings

Materials

Diamond, Emerald, Platinum

Rose and White Gold Baguette Sapphire Solitaire Stacking Band
Rose and White Gold Baguette Sapphire Solitaire Stacking Band

Rose and White Gold Baguette Sapphire Solitaire Stacking Band

By OGI Ltd

Located in New York, NY

14 karat rose and white gold stacking ring, solitaire or engagement ring One Baguette sapphire measuring 5.5x3.5 and weighing 0.50 carats New Rings Rings size 5.25 in Stock The ring...

Category

2010s American Contemporary OGI Ltd Engagement Rings

Materials

Sapphire, Gold, 14k Gold, Rose Gold, White Gold

Yellow and White Gold Baguette Diamond Solitaire Band Weighing 0.35 Carats
Yellow and White Gold Baguette Diamond Solitaire Band Weighing 0.35 Carats

Yellow and White Gold Baguette Diamond Solitaire Band Weighing 0.35 Carats

By OGI Ltd

Located in New York, NY

14 karat yellow and white gold stacking ring, solitaire or engagement ring One Baguette diamond measuring 5x3 and weighing 0.35 carats New Rings Rings size 4.75 in Stock The rings c...

Category

2010s American Contemporary OGI Ltd Engagement Rings

Materials

Diamond, Gold, 14k Gold, White Gold, Yellow Gold

Three-Diamond Yellow Gold Stacking Bands Sold as a Set
Three-Diamond Yellow Gold Stacking Bands Sold as a Set

Three-Diamond Yellow Gold Stacking Bands Sold as a Set

By OGI Ltd

Located in New York, NY

Three eighteen karats yellow and white gold diamond stacking rings sold as a set 1. 18 karats yellow and white gold with baguette diam...

Category

2010s American Contemporary OGI Ltd Engagement Rings

Materials

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

Oval Pink Sapphire and Diamond Rose Gold Cocktail Ring Weighing 1.75 Carat
Oval Pink Sapphire and Diamond Rose Gold Cocktail Ring Weighing 1.75 Carat

Oval Pink Sapphire and Diamond Rose Gold Cocktail Ring Weighing 1.75 Carat

By OGI Ltd

Located in New York, NY

Eighteen karats rose gold cocktail ring Ceylon oval shape pink sapphire weighing 1.10 carat Diamonds weighing 0.65 carat Ring size 6.25 In Stock The pink sapphire hue tone color is bubble gum pink...

Category

2010s American Contemporary OGI Ltd Engagement Rings

Materials

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

Rose Gold Oval Morganite Diamond Cluster Cocktail Ring
Rose Gold Oval Morganite Diamond Cluster Cocktail Ring

Rose Gold Oval Morganite Diamond Cluster Cocktail Ring

By OGI Ltd

Located in New York, NY

14 Karat rose gold cocktail ring Oval shape morganite weighing 2 carat Halo diamond ring Surrounded by pave set diamonds weighing 0.34 carat...

Category

2010s American Contemporary OGI Ltd Engagement Rings

Materials

Diamond, Morganite, 14k Gold

Platinum No Heat Magok Burma Ruby Diamond Platinum Cocktail Ring GIA Certificate
Platinum No Heat Magok Burma Ruby Diamond Platinum Cocktail Ring GIA Certificate

Platinum No Heat Magok Burma Ruby Diamond Platinum Cocktail Ring GIA Certificate

By OGI Ltd

Located in New York, NY

GIA certified Country of Origin Myanmar, one of a kind cocktail ring The no-heat ruby was mined in the is Magok mines Burma ruby weighing 1.95 carats Two emerald cut diamonds weigh...

Category

2010s American Contemporary OGI Ltd Engagement Rings

Materials

Diamond, Ruby, Platinum

Ogi Ltd engagement rings for sale on 1stDibs.

Find a range of OGI Ltd engagement rings available on 1stDibs. Each of these unique items was designed with extraordinary care, often using platinum. While looking for the most stylish antique or vintage OGI Ltd jewelry to pair with your ensemble, you’ll find that OGI Ltd diamond engagement rings, from our inventory of 1, can add a particularly distinctive touch to your look. We have 1 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 engagement rings by Syna Jewels, Hi June Parker, and J DAUPHIN. Prices for OGI Ltd engagement rings can differ depending upon gemstone, time period and other attributes. On 1stDibs, the price for these items starts at $1,033 and tops out at $1,033, while pieces like these, on average, can sell for $1,033.