Loose Gemstones
Design Your Own
Collaborate with a jeweler to turn these gemstones into an extraordinary, one-of-a-kind work of art.
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Gemstone: Ruby
GRS Certified Natural Ruby 4.04 Carat No Heat Vivid Red
By Harbor Diamonds
Located in New York, NY
Lively Octagonal shape Natural Ruby weighing 4.04 carats with No Heat.
Color: Vivid Red
Dimensions: 11.12 x 7.69 x 3.76 mm
Please email for more rubies.
Category
2010s Mozambican Contemporary Loose Gemstones
Materials
Ruby
On Hold
$141,875
GRS & GIA Certified Burma Oval Shape Ruby 3.16 Carats Heated
By Harbor Diamonds
Located in New York, NY
GRS & GIA Certified Oval shape red Ruby weighing 3.16 Carats and measuring 8.90 x 7.50 MM, Burma. Heated.
Can customize in a ring, pendant or bracelet.
More Rubies in stock.
Email f...
Category
2010s Burmese Contemporary Loose Gemstones
Materials
Ruby
GRS & GIA Certified Burma Red Oval Ruby 4.02 Carats Heated
By Harbor Diamonds
Located in New York, NY
GRS & GIA Certified Oval shape Red Ruby weighing 4.02 carats and measuring 10.40 x 8.00 MM, Burma. Heated
Can customize in a ring, pendant or bracelet.
More Rubies in stock.
Email f...
Category
2010s Burmese Contemporary Loose Gemstones
Materials
Ruby
GRS & GIA Certified Oval Red Ruby 2.17 Carats Burma 8.80 x 6.70 MM
By Harbor Diamonds
Located in New York, NY
GRS & GIA Certified Oval shape red Ruby weighing 2.17 Carats and measuring 8.80 x 6.70 MM, Burma. Heated.
Can customize in a ring, pendant or bracelet.
More Rubies in stock.
Email f...
Category
2010s Burmese Contemporary Loose Gemstones
Materials
Ruby
Mozambique Natural Ruby Pigeon Blood 5.38 Carat
By Harbor Diamonds
Located in New York, NY
Gorgeous Natural Ruby with vivid red Pigeon Blood color weighing 5.38 carats.
No Heat
Shape: Octagonal
Dimensions: 11.5 x 8.20 x 5.62 mm
Category
2010s Mozambican Contemporary Loose Gemstones
Materials
Ruby
On Hold
$234,754
Natural No-Heat Ruby Oval Gem – AGL Certified Rare Luxury for Collectors
By Merkaba
Located in Beverly Hills, CA
Exceedingly Rare 2.09 Carat Natural No-Heat Ruby – A Gemstone Collector’s Dream By Merkaba Beverly Hills.
Discover the unparalleled elegance of this 2.09 carat natural no-heat Ruby, an exceptional oval gem that epitomizes rarity, beauty, and sophistication. Offered unmounted, this gemstone is a treasure for the world’s most discerning collectors and luxury connoisseurs. With its rich red hue, impeccable quality, and AGL certification, this Ruby represents the pinnacle of natural gemstones, making it a once-in-a-lifetime acquisition for a sophisticated gemstone enthusiast.
The Rarity of No-Heat Rubies
Rubies of this caliber are among the rarest gemstones on Earth. While most rubies undergo heat treatment to enhance their color and clarity, this natural no-heat Ruby retains its original beauty, showcasing its untouched vibrancy and brilliance. Gems like this are incredibly scarce, placing them in a class of their own for collectors and connoisseurs who value authenticity and exclusivity.
The AGL gem...
Category
21st Century and Contemporary Mozambican Contemporary Loose Gemstones
Materials
Ruby
$46,400 Sale Price
20% Off
2.25 Carat GRS Certified Octagon Cut Vivid Purple-Red Ruby
Located in Hong Kong, HK
A very rare gemstone, it is a GRS certified natural octagon cut vivid purple-red ruby weighing 2.25 carat. The ruby has excellent cutting proportions, and possesses extremely fine colour saturation and brilliance. This ruby is of gem quality.
It is perfect for creating a bespoke engagement ring...
Category
2010s Hong Kong Contemporary Loose Gemstones
Materials
Ruby
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