OGI Ltd Loose Gemstones
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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 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 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 Loose Gemstones
Materials
Sapphire, Blue Sapphire
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 Loose Gemstones
Materials
Emerald
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 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 Loose Gemstones
Materials
Sapphire, Blue Sapphire, Star Sapphire
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 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
Vintage 1950s Sri Lankan Contemporary Loose Gemstones
Materials
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
Vintage 1950s Burmese Contemporary Loose Gemstones
Materials
Ruby
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 Loose Gemstones
Materials
Citrine, Quartz
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 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 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 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 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
Vintage 1950s Burmese Contemporary Loose Gemstones
Materials
Blue Sapphire, Sapphire
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Located in Delhi, DL
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