OGI Ltd Loose Gemstones
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Creator: OGI Ltd
GIA Certified No Treatment Octagonal Natural Quartz Citrine Weighing 42.43 Carat
By OGI Ltd
Located in New York, NY
Rarity is an essential factor in determining the value of gemstones.
Natural citrines are rarer than amethysts or smoky quartz because they occur less frequently in nature. The abse...
Category
Early 20th Century Malagasy Contemporary OGI Ltd Loose Gemstones
Materials
Citrine, Quartz
GIA Certified Carved Colombia Emerald Loose Stone Weighing 4.35 Carats
By OGI Ltd
Located in New York, NY
Introducing our exquisite GIA certified carved Colombia Emerald loose stone, a true masterpiece of nature. This captivating gem weighs a remarkable 4.35 carats, making it a truly val...
Category
20th Century Colombian Contemporary OGI Ltd Loose Gemstones
Materials
Emerald
GIA Certified No Heat Oval Natural Ruby Weighing 1.18 Carats Gemstone
By OGI Ltd
Located in New York, NY
Introducing the Exquisite GIA Certified No Heat Oval Natural Ruby Weighing 1.18 Carats
Elevate your jewelry collection with this stunning and rare GIA Certified No Heat Oval Natural ...
Category
20th Century American Contemporary OGI Ltd Loose Gemstones
Materials
Ruby
GIA Certified #6234058393 No Heat Ceylon Natural Star Sapphire 18.66 carats
By OGI Ltd
Located in New York, NY
"GIA Certified 18.66 Carat No Heat Ceylon Natural Star Sapphire - Spectacular Gemstone"
Elevate your jewelry collection with this extraordinary GIA Certified Ceylon Natural Star Sapp...
Category
20th Century Sri Lankan Contemporary OGI Ltd Loose Gemstones
Materials
Star Sapphire
GIA Certified #5231058390 No Heat Ceylon Cabochon Sapphire Weighing 17.16 carat
By OGI Ltd
Located in New York, NY
Introducing a Magnificent GIA Certified No Heat Ceylon Cabochon Sapphire
Dazzle and amaze with this exquisite GIA Certified #5231058390 No Heat Ceylon Cabochon Sapphire, a true gem o...
Category
20th Century Sri Lankan Contemporary OGI Ltd Loose Gemstones
Materials
Sapphire, Blue Sapphire
GIA Certified No Heat Natural Star Ruby Loose Stone Weighing 4.84 Carats
By OGI Ltd
Located in New York, NY
A rare, investment quality GIA star ruby weighing 4.84 carats, no indication of heating
GIA REPORT 6224671008
Natural star rubies are relatively rare and...
Category
20th Century Sri Lankan Contemporary OGI Ltd Loose Gemstones
Materials
Ruby, Star Ruby
GIA Certified No Heat Natural 18.18 Carats Blue Star Sapphire Loose Stone
By OGI Ltd
Located in New York, NY
A rare, investment quality GIA no heat, Ceylon Star Sapphire weighing 18..18 carats
Sapphire color is medium to deep blue, rarely available
GIA REPORT 1226671016
Transparent To Sem...
Category
20th Century Sri Lankan Contemporary OGI Ltd Loose Gemstones
Materials
Sapphire, Blue Sapphire, Star Sapphire
GIA Certified Oval Ruby Natural Corundum Loose Stone Weighing 2.09 Carat Heated
By OGI Ltd
Located in New York, NY
Rubies are highly prized gemstones known for their vibrant red color and durability.
G I A Gemological Report 2225734049
Ruby shaped Oval
Cutting Style: Crown Brilliant Cut
Cutting Style: Pavilion Step Cut
Transparency Transparent
Color Red
Species Natural Corundum
Heated
Weight: 2.09 carats
Measurements: 8.48 x 6.68 x 4.02 m
A GIA Ruby Report is a gemological report issued...
Category
1950s Burmese Contemporary Vintage OGI Ltd Loose Gemstones
Materials
Ruby
AGL Certified Gemstone Natural Corundum Pink Sapphire Weighing 2.92 Carats
By OGI Ltd
Located in New York, NY
AGL certificate Natural Pink Sapphire weighing 2.92 carats
Purplish Pink Color
Oval Shaped, mix cut
Heated
Color Stability Excellent
Measuring 8.63x7.11x5.10 mm
Natural corundum pi...
Category
Mid-20th Century Sri Lankan Contemporary OGI Ltd Loose Gemstones
Materials
Pink Sapphire
GIA Certified No Heat Natural Sapphire Origin Sri Lanka Weighing 2.80 Carat
By OGI Ltd
Located in New York, NY
GIA certified no indication of heat, oval Sri Lanka sapphire weighing 2.80 carats
GIA REPORT 2225687488
Cutting Style: Crown Modified Brilliant Cut
Cutting Style: Pavilion Step Cut
Transparency Transparent
Color Blue
Species Natural Corundum
Variety Natural Sapphire
Geographic Origin Sri Lanka
TREATMENT
No Indications of Heating
Item Description: One loose stone
Weight: 2.80 carats
Measurements: 9.06 x 5.22 x 6.08 mm
A GIA Natural Sapphire report is a gemological report issued...
Category
1950s Sri Lankan Contemporary Vintage OGI Ltd Loose Gemstones
Materials
Sapphire
GIA Certified No Heat Pear Shape Carving Natural Sapphire Weighing 4.70 Carats
By OGI Ltd
Located in New York, NY
GIA-certified No Heat Pear Shape Carving Natural Sapphire weighing 4.70 carats can be considered a valuable gemstone.
GIA REPORT 222171092
Shape Pear Shape Carving
Transparency Trans...
Category
Early 20th Century Burmese Contemporary OGI Ltd Loose Gemstones
Materials
Sapphire
GIA Certificated Oval Carved Double Sided Cabochon Emerald Weighing 53.64 Carats
By OGI Ltd
Located in New York, NY
G I A G EMO L O G IC A L R E P O R T
EMERALD REPORT
GIA REPORT 522173152
Shape Oval Carved Double Cabochon
Transparency Translucent
Color Green
Species Natural Beryl
TREATMENT Clarit...
Category
Early 20th Century Colombian Contemporary OGI Ltd Loose Gemstones
Materials
Emerald
GIA Certified No Heat Octagonal Natural Ruby Weighing 1.34 Carats
By OGI Ltd
Located in New York, NY
GIA Certified No Heat Octagonal Natural Ruby - 1.34 Carats
Elevate your jewelry collection with this exquisite GIA Certified No Heat Octagonal Natural Ruby, a rare and coveted gemsto...
Category
Mid-20th Century American Contemporary OGI Ltd Loose Gemstones
Materials
Ruby
GIA Certified 5231058396 No Heat Red Burma Cabochon Ruby 4.63 Carats
By OGI Ltd
Located in New York, NY
GIA Certified 5231058396 No Heat Red Burma Cabochon Ruby 4.63 Carats
Discover the exquisite beauty of this GIA certified No Heat Red Burma Cabochon Ruby, a rare gemstone that boasts ...
Category
Early 20th Century Burmese Contemporary OGI Ltd Loose Gemstones
Materials
Ruby
GIA No Heat Natural Cabochon Burma Sapphire Weighing 8.35 Carat Loose Stone
By OGI Ltd
Located in New York, NY
Introducing an Exquisite 8.35 Carat GIA Certified Natural Cabochon Burma Sapphire - A Rare Gem of Unparalleled Beauty
Discover the allure of this mesmerizing 8.35 carat GIA-certified...
Category
1950s Burmese Contemporary Vintage OGI Ltd Loose Gemstones
Materials
Sapphire, Blue Sapphire
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Natural Unheated Blue Sapphire, This exquisite gemstone originates from Ceylon (Sri Lanka), known for producing exceptional quality stones. With its internally flawless clarity.
• V...
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1.66 Carat Natural No Heat Chrysoberyl Yellowish-Green stone
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A breathtaking 1.66 Carat Chrysoberyl stone that is a gorgeous shade of yellowish green. The chrysoberyl hasn't undergone any form of treatment and is completely natural and of good...
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GIA Certified 0.46 Carat Natural Paraiba Tourmaline Loose Stone Oval Shape
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Have a look at this beautiful natural Brazilian Paraiba tourmaline gemstone with AIGS report. breathtaking and elegant. Natural Mozambique Tourmaline...
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Certified 3.26 Carats Mozambique Ruby Cushion Faceted Cut stone No Heat Natural
Located in Jaipur, RJ
Certified 3.26 Carats Mozambique Ruby Cushion Faceted Cut stone No Heat Natural
Gemstone - Ruby
Weight: 3.26 Carats
Size: 11.59x9.67x2.57 MM
Pieces: 1
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GIA 22.08ct Natural Citrine Light Yellow Lemon Quartz Emerald Step Cut
Located in New York, NY
Citrine - Stone of Happiness.
This November birthstone is the beautiful transparent light yellow variety of quartz, often called "Lemon Quartz". Citrine has been a popular gemstone ...
Category
2010s North American OGI Ltd Loose Gemstones
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Citrine, Quartz
16.41 Carats Burmese Blue Sapphire No Heat Round cabochon Natural sapphire gem
Located in Jaipur, RJ
Burmese Blue Sapphire Round for Fine Jewellery
Gemstone: Blue Sapphire No Heat
Type : Burmese
Shape: cabochon
Carat weight: 16.41
Size - 10 To 12
Category
2010s Burmese OGI Ltd Loose Gemstones
Materials
Blue Sapphire
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W 10 in L 12 in
Certified 3.02 Carats Mozambique Ruby Round Faceted Cutstone No Heat Natural Gem
Located in Jaipur, RJ
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GIA Certified 3.17 Carats Unheated White Sapphire
Located in Los Angeles, CA
Introducing a stunning 3.17-carat Natural Unheated White Sapphire, certified by GIA. With a captivating Oval shape (9.81 x 7.40 x 5.84 mm), it boasts Near Colorless brilliance in a M...
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Are you looking for a natural jewel? What’s your favorite color? Why not have one-of-a-kind gems, just like this natural alexandrite gemstone. Check out this gorgeous natural gem 2.0...
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Previously Available Items
GIA Certified No Heat Octagonal Natural Ruby Weighing 1.34 Carats
By OGI Ltd
Located in New York, NY
GIA Certified No Heat Octagonal Natural Ruby - 1.34 Carats
Elevate your jewelry collection with this exquisite GIA Certified No Heat Octagonal Natural Ruby, a rare and coveted gemsto...
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Mid-20th Century American Contemporary OGI Ltd Loose Gemstones
Materials
Ruby
Free Shipping
W 0.23 in D 0.12 in L 0.3 in
GIA Certified 5231058396 No Heat Red Burma Cabochon Ruby 4.63 Carats
By OGI Ltd
Located in New York, NY
GIA Certified 5231058396 No Heat Red Burma Cabochon Ruby 4.63 Carats
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Early 20th Century Burmese Contemporary OGI Ltd Loose Gemstones
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W 0.36 in D 0.23 in L 0.38 in
GIA No Heat Natural Cabochon Burma Sapphire Weighing 8.35 Carat Loose Stone
By OGI Ltd
Located in New York, NY
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1950s Burmese Contemporary Vintage OGI Ltd Loose Gemstones
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GIA Certified No Heat Cabochon Burma Ruby Loose Stone Weighing 5.05 Carats
By OGI Ltd
Located in New York, NY
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20th Century Burmese Contemporary OGI Ltd Loose Gemstones
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Ruby
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GIA No Heat Natural Transparent Orange Spessartite Garnet Weighing 27.88 Carats
By OGI Ltd
Located in New York, NY
GIA no heat natural brilliant step cut transparent orange Spessartite Garnet weighing 27.88 carats
GIA report 6227627955
Shape Oval
Cutting Style: Crown Brilliant Cut
Cutting Style:...
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20th Century Brazilian Contemporary OGI Ltd Loose Gemstones
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Garnet
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W 0.58 in D 0.44 in L 0.7 in
Fancy Intense Yellow Diamond Set in Eighteen Karat Yellow Gold Sideway Ring
By OGI Ltd
Located in New York, NY
Fancy Intense Yellow Diamond weighing 1.25 carat
Set in eighteen karat yellow gold sideway ring
GIA Certificate
Stone Measuring 7.07x 5.49 x 3.72
Clarity and color VS1 EX G
Faint ...
Category
2010s American Modern OGI Ltd Loose Gemstones
Materials
Diamond, Yellow Diamond
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W 0.22 in L 0.28 in
Ogi Ltd loose gemstones for sale on 1stDibs.
Find a range of OGI Ltd loose gemstones available on 1stDibs. While looking for the most stylish antique or vintage OGI Ltd jewelry to pair with your ensemble, you’ll find that OGI Ltd sapphire loose gemstones, from our inventory of 7, can add a particularly distinctive touch to your look. We have 16 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 20th century. If you’re looking for additional options, many customers also consider loose gemstones by and Vaibhav Dhadda. Prices for OGI Ltd loose gemstones can differ depending upon gemstone, time period and other attributes. On 1stDibs, the price for these items starts at $2,175 and tops out at $27,270, while pieces like these, on average, can sell for $6,713.