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Certified Gemstone Rings

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Certified 1.25ct Purple Sapphire Unheated Gemstone Ceylon Origin Ring Gemstone
Located in Makola, LK
Ceylon Unheated Purple Sapphire 1.25 Carat Natural Gemstone. Rich purple and violet Color
Category

21st Century and Contemporary Sri Lankan Loose Gemstones

Materials

Aquamarine, Blue Diamond, Sapphire, Blue Sapphire, Purple Sapphire

Certified 1.12ct Natural Vivid Pink Sapphire Unheated Gemstone Ring Gemstone
Located in Makola, LK
Natural Unheated Pink Sapphire 1.12 Carat Natural Gemstone. Rich Pink Color. Gemstone gift for
Category

21st Century and Contemporary Sri Lankan Loose Gemstones

Materials

Pink Diamond, Ruby, Pink Sapphire, Purple Sapphire, Padparadscha Sapphire

AGCL Certified 0.72 Ct Natural Alexandrite Gemstone Ceylon Origin Ring Gemstone
Located in Makola, LK
Natural rare Alexandrite, This exquisite gemstone originates from Ceylon (Sri Lanka), known for
Category

21st Century and Contemporary Sri Lankan Modern Loose Gemstones

Materials

Alexandrite

Certified Natural Pink Sapphire Gemstone 0.45 Carat Ceylon Origin Ring Gemstone
Located in Makola, LK
Natural Unheated Pink Sapphire, This exquisite gemstone originates from Ceylon (Sri Lanka), known
Category

21st Century and Contemporary Sri Lankan Modern Loose Gemstones

Materials

Pink Diamond, Pink Sapphire

Chrysoberyl Ring Gem 9.42 Carat GIA Certified Loose Gemstone
By Merkaba
Located in Beverly Hills, CA
world-class loose gemstone collection.
Category

21st Century and Contemporary Malagasy Contemporary Loose Gemstones

Materials

Chrysoberyl

Certified 1.85 Ct Unheated Pink Sapphire Ceylon Origin Ring Gemstone
Located in Makola, LK
Ceylon Pink sapphire 1.08 Carats unheated Gemstone internal flawless clarity • Variety: Sapphire
Category

21st Century and Contemporary Sri Lankan Modern Loose Gemstones

Materials

Pink Diamond, Pink Sapphire, Padparadscha Sapphire

Certified 1.08 Ct Unheated Blue Sapphire Ceylon Origin Ring Gemstone
Located in Makola, LK
Ceylon Blue sapphire 1.08 Carats unheated Gemstone • Variety: Sapphire • Origin: Sri Lanka (Ceylon
Category

21st Century and Contemporary Sri Lankan Modern Loose Gemstones

Materials

Blue Diamond, Blue Sapphire, Spinel, Purple Sapphire

Vanadium Chrysoberyl Ring Gem 5.08 Carat GIA Certified Loose Gemstone
By Merkaba
Located in Beverly Hills, CA
us to discuss. For your convenience we carry an extensive world-class loose gemstone collection.
Category

21st Century and Contemporary Malagasy Modern Loose Gemstones

Materials

Chrysoberyl, Other

Pinkish Purple Spinel Gemstone 1.41 Carats Certified Loose Spinel for Ring
Located in Bangkok, TH
, cushion cut, 1.41 carats loose certified spinel from Burma. Product Information: GEMSTONE TYPE Pinkish
Category

21st Century and Contemporary Modern Loose Gemstones

Materials

Spinel

Oval Cut Emerald Loose Gemstone Ring 0.73 Carat Weight ICL Certified
By Tsarina Jewels
Located in Bangkok, TH
Emeralds from Russia are highly appreciated among gemstone connoisseurs due to its rarely
Category

2010s Russian Modern Loose Gemstones

Materials

Emerald

Certified 1.20 Ct No heat Padparadscha Sapphire Ceylon Origin Ring Gemstone
Located in Makola, LK
Ceylon rare padparadscha sapphire 1.20 Carats unheated Gemstone • Variety: Sapphire • Origin: Sri
Category

21st Century and Contemporary Sri Lankan Modern Loose Gemstones

Materials

Diamond, Pink Diamond, Sapphire, Pink Sapphire, Padparadscha Sapphire

Natural Blue Sapphire Ceylon Origin Ring Gemstone 1.53 Carats GIC certified
Located in Makola, LK
Natural quality Sapphire, This exquisite gemstone originates from Ceylon (Sri Lanka), known for
Category

21st Century and Contemporary Sri Lankan Modern Loose Gemstones

Materials

Purple Sapphire, Pink Sapphire, Blue Sapphire, Blue Diamond, Diamond

Certified 2.70 ct Natural Royal Blue Sapphire Ceylon Origin Ring gemstone
Located in Makola, LK
exquisite gemstone boasts a captivating royal blue color that exudes elegance and sophistication. With its
Category

21st Century and Contemporary Sri Lankan Loose Gemstones

Materials

Sapphire, Blue Sapphire

Certified 2.55 Ct No heat Royal Blue Sapphire Ceylon Origin Ring Gemstone
Located in Makola, LK
Ceylon Royal Blue sapphire 2.55 Carats unheated Gemstone with super luster. eye clean gemstone with
Category

21st Century and Contemporary Sri Lankan Modern Loose Gemstones

Materials

Blue Diamond, Blue Sapphire, Purple Sapphire

Certified Unheated Blue Sapphire Ring Gem 1.25 Carat Oval Gemstone Ceylon Origin
Located in Makola, LK
request. All our Gemstones are natural earth mined stones, and most of the stones are from our own mines
Category

21st Century and Contemporary Sri Lankan Loose Gemstones

Materials

Sapphire, Blue Sapphire, Purple Sapphire

Alexandrite Oval, .86 Carat Loose Gemstone, GIA Certified
By Sarosi By Timeless Gems
Located in Los Angeles, CA
This .86 carat, GIA-certified oval alexandrite is the perfect shape for a 3-stone ring! It exhibits
Category

21st Century and Contemporary Sri Lankan Artisan Loose Gemstones

Materials

Alexandrite, Chrysoberyl

Alexandrite Chrysoberyl .78 Carat Loose Gemstone, GIA Certified - RTP
By Sarosi By Timeless Gems
Located in Los Angeles, CA
certifying that it is a natural gemstone from Sri Lanka, one of the premier sources of world-class gemstones
Category

21st Century and Contemporary Sri Lankan Artisan Loose Gemstones

Materials

Alexandrite, Chrysoberyl

GIA Certified 1.06 Carat Natural Alexandrite, Alexandrite Loose Gemstone
Located in Los Angeles, CA
Treat yourself to a perfect gift for this holiday season. Get a GIA certified Alexandrite gemstone
Category

21st Century and Contemporary Unknown Loose Gemstones

Materials

Alexandrite

GIA Certified 1.00 Carat Natural Alexandrite, Loose Precious Gemstone
Located in Los Angeles, CA
Treat yourself to a perfect gift for this holiday season. Get a GIA certified Alexandrite gemstone
Category

21st Century and Contemporary Unknown Loose Gemstones

Materials

Alexandrite

1.37 Carat Emerald Oval, Unset Loose Gemstone, GIA Certified
By Sarosi By Timeless Gems
Located in Los Angeles, CA
Institute of America Report #2151269762 certifying its authenticity. We offer complimentary design sessions
Category

21st Century and Contemporary Artisan Loose Gemstones

Materials

Emerald

Alexandrite Chrysoberyl 1.16 Carat Loose Gemstone, GIA Certified - RTP
By Sarosi By Timeless Gems
Located in Los Angeles, CA
size for a ring, measuring 5.83 x 5.54 x 4.50 millimeters, with a pretty shape that will lend itself to
Category

21st Century and Contemporary Sri Lankan Artisan Loose Gemstones

Materials

Alexandrite, Chrysoberyl

1.76 Carat Brazilian Emerald, Unset Loose Gemstone, GIA Certified
By Sarosi By Timeless Gems
Located in Los Angeles, CA
particularly stunning ring or pendant. It measures 7.71 x 7.53mm with excellent proportions, and is accompanied
Category

21st Century and Contemporary Brazilian Artisan Loose Gemstones

Materials

Emerald

3.70 Carat Colombian Emerald, Unset Loose Gemstone, GIA Certified
By Sarosi By Timeless Gems
Located in Los Angeles, CA
would be stunning set as a classic 3-stone ring flanked by baguette cut or trapezoid diamonds! Custom
Category

21st Century and Contemporary Colombian Artisan Loose Gemstones

Materials

Emerald

GIA Certified 0.30 Carat Natural Brazilian Color Change Alexandrite Gemstone
Located in Los Angeles, CA
Treat yourself to a perfect gift for this holiday season. Get a GIA certified Alexandrite gemstone
Category

21st Century and Contemporary Brazilian Loose Gemstones

Materials

Alexandrite

GIA Certified 25.04 Carat Natural Chrysoberyl Cat's Eye Loose Gemstone
Located in Stamford, CT
Chrysoberyl to form over 15.00 carats, making this a unique gemstone perfect for a ring or pendant. 1 oval
Category

21st Century and Contemporary Loose Gemstones

Materials

Chrysoberyl

6.66 Carat Cat’s Eye Chrysoberyl, Unset Loose Gemstone, GIA Certified
By Sarosi By Timeless Gems
Located in Los Angeles, CA
This gorgeous, 6.66 carat cat’s eye chrysoberyl is a real gem and would make a stunning ring!! It
Category

21st Century and Contemporary Loose Gemstones

Materials

Chrysoberyl, Cat’s Eye

Emerald Cut Emerald Loose Gemstone 0.57 Carat Weight ICL Certified
By Tsarina Jewels
Located in Bangkok, TH
wearable art. This exceptional quality gemstone would make a custom-made jewelry design. Perfect for a Ring
Category

2010s Russian Modern Loose Gemstones

Materials

Emerald

Untreated Russian Emerald Loose Gemstone 0.37 Carat Weight ICL Certified
By Tsarina Jewels
Located in Bangkok, TH
exceptional quality gemstone would make a custom-made jewelry design. Perfect for a Ring or Pendant. Shape
Category

2010s Russian Modern Loose Gemstones

Materials

Emerald

Unheated 7.84 Carat Red Spinel Round, Loose Gemstone, GIA Certified
Located in Los Angeles, CA
opens up design possibilities for both rings and pendants. A classic and historically significant
Category

2010s Unknown Loose Gemstones

Materials

Spinel

2.39 Carat Unheated Madagascar Blue Sapphire, Loose Gemstone, GIA Certified
By Sarosi By Timeless Gems
Located in Los Angeles, CA
sapphire, as most must be heated in order to achieve this level of rich, pure blue color. This gemstone
Category

21st Century and Contemporary Malagasy Artisan Loose Gemstones

Materials

Sapphire, Blue Sapphire

2.00 Carat Heart Shaped Ruby, Unset Loose Gemstone, GIA Certified
By Sarosi By Timeless Gems
Located in Los Angeles, CA
measures 9.31 x 8.66 x 2.92 millimeters and would be stunning set as a ring or pendant with a halo of
Category

21st Century and Contemporary Thai Artisan Loose Gemstones

Materials

Ruby

Cat’s Eye Alexandrite Chrysoberyl, 5.24 Carat Loose Gemstone, GIA Certified
By Sarosi By Timeless Gems
Located in Los Angeles, CA
alexandrite chrysoberyl. Measuring 11.08 x 8.04 x 6.45 millimeters, this is a stunning collector gemstone that
Category

21st Century and Contemporary Unknown Artisan Loose Gemstones

Materials

Alexandrite, Chrysoberyl, Cat’s Eye

2.11 Carat Pink Sapphire Oval, Unset Loose Gemstone, GIA Certified
Located in Los Angeles, CA
millimeters and weighing 2.11 carats. This oval gem would make a lovely 3-stone or engagement ring and is
Category

21st Century and Contemporary Unknown Artisan Loose Gemstones

Materials

Sapphire, Pink Sapphire

Natural Horsetail 1.4 Ct Russian Demantoid Loose Gemstone ICL Certified
By Tsarina Jewels
Located in Bangkok, TH
The Demantoid Garnet is a rare gemstone full of brilliance. It's dispersion is higher than diamond
Category

2010s Russian Russian Empire Loose Gemstones

Materials

Garnet

Unheated 8.63 Carat Blue Green Sapphire, Loose Gemstone, GIA Certified
By Sarosi By Timeless Gems
Located in Los Angeles, CA
sapphire. This would look stunning in a custom made ring or pendant! Custom designs available. Please send
Category

21st Century and Contemporary Artisan Loose Gemstones

Materials

Sapphire, Green Sapphire

Unheated .75 Carat Padparadscha Sapphire, Unset Loose Gemstone, GIA Certified
By Sarosi By Timeless Gems
Located in Los Angeles, CA
America Report #2151789768 and would be exquisite set as a custom-made ring with diamonds. Treat yourself
Category

21st Century and Contemporary Artisan Loose Gemstones

Materials

Sapphire, Padparadscha Sapphire

Unheated 5.02 Carat Blue Spinel, Loose Gemstone, GIA Certified ..... A
By Sarosi By Timeless Gems
Located in Los Angeles, CA
off its rich colors and superior brilliance. We can help you design an exquisite ring or pendant
Category

21st Century and Contemporary Artisan Loose Gemstones

Materials

Spinel

NO RESERVE GIA Certified 5.61ct Round NATURAL Ink BLUE SAPPPHIRE Gemstone
By Hannaboya
Located in Sheridan, WY
Cut Natural Ink Blue Sapphire Loose Gemstone. This exquisite gem, certified by the Gemological
Category

2010s African Artisan Loose Gemstones

Materials

Blue Sapphire

Natural Horsetail 0.54 Ct Russian Demantoid Loose Gemstone ICL Certified
By Tsarina Jewels
Located in Bangkok, TH
make a custom-made jewelry design. Perfect for a ring or pendant. Shape - Round Total weight
Category

2010s Russian Russian Empire Loose Gemstones

Materials

Garnet

Exceptional Brilliance 0.62 Ct Russian Demantoid Loose Gemstone ICL Certified
By Tsarina Jewels
Located in Bangkok, TH
make a custom-made jewelry design. Perfect for a ring or pendant. Shape - Round Total weight
Category

2010s Russian Russian Empire Loose Gemstones

Materials

Garnet

Natural Horsetail 1.03 Ct Russian Demantoid Loose Gemstone ICL Certified
By Tsarina Jewels
Located in Bangkok, TH
make a custom-made jewelry design. Perfect for a ring or pendant. Shape - Round Total weight
Category

2010s Russian Russian Empire Loose Gemstones

Materials

Garnet

0.56 Ct Demantoid Garnet from Russia Loose Gemstone ICL Certified
By Tsarina Jewels
Located in Bangkok, TH
make a custom-made jewelry design. Perfect for a ring or pendant. Shape - Round Total weight
Category

2010s Russian Russian Empire Loose Gemstones

Materials

Garnet

Rare Horsetail 0.85 Ct Russian Demantoid Loose Gemstone ICL Certified
By Tsarina Jewels
Located in Bangkok, TH
Russian Demantoid with horsetail inclusion would make a custom-made jewelry design. Perfect for a ring or
Category

2010s Russian Russian Empire Loose Gemstones

Materials

Garnet

GIA Certified No Heat Oval Natural Ruby Weighing 1.18 Carats Gemstone
By OGI Ltd
Located in New York, NY
sought-after gemstone, this GIA-certified ruby is an excellent choice for collectors and investors alike
Category

20th Century American Contemporary Loose Gemstones

Materials

Ruby

GIA Certified 28.37 Carat Imperial Precious Topaz Emerald Cut Loose Gemstone
Located in Stamford, CT
28.37ct Imperial precious Topaz. This GIA certified natural gemstone is unique in its color, orange
Category

21st Century and Contemporary Loose Gemstones

Materials

Topaz

.19 Carat Brazilian Paraiba Tourmaline Oval, Loose Gemstone, GIA Certified ..A
By Sarosi By Timeless Gems
Located in Los Angeles, CA
This neon blue-green Paraiba tourmaline gemstone weighs 0.19 carat and would make a beautiful ring
Category

21st Century and Contemporary Brazilian Artisan Loose Gemstones

Materials

Tourmaline, Paraiba

4.18 Carat Unheated Natural Blue Sapphire Pear, Loose Gemstone, GIA Certified
By Sarosi By Timeless Gems
Located in Los Angeles, CA
This 4.18 carat, unheated blue sapphire will make an absolutely breathtaking pendant or ring! The
Category

21st Century and Contemporary Artisan Loose Gemstones

Materials

Sapphire, Blue Sapphire

Blue Sapphire 3.07 Ct Oval Natural Heated GIA Certified, Loose Gemstone
Located in South Melbourne, AU
engagement ring. Colour and clarity has been permanently enhanced by heat. This blue sapphire is
Category

21st Century and Contemporary Sri Lankan Modern Loose Gemstones

Materials

Sapphire

Unheated 1.39 Carat Burmese Pink Sapphire, Unset Loose Gemstone, GIA Certified
By Sarosi By Timeless Gems
Located in Los Angeles, CA
would make a breathtaking 3-stone ring or pendant. We can help you custom-design the perfect piece of
Category

21st Century and Contemporary Burmese Artisan Loose Gemstones

Materials

Sapphire, Pink Sapphire

2.19 Carat Cornflower Blue Sapphire Oval, Unset Loose Gemstone, GIA Certified
By Sarosi By Timeless Gems
Located in Los Angeles, CA
engagement ring. It is accompanied by Gemological Institute of America Report #5202170441. Custom designs
Category

21st Century and Contemporary Sri Lankan Artisan Loose Gemstones

Materials

Sapphire, Blue Sapphire

Unheated 7.16 Carat Yellow Sapphire Oval, Unset Loose Gemstone, GIA Certified
By Sarosi By Timeless Gems
Located in Los Angeles, CA
gorgeous ring or pendant and wear a little sunshine everyday! Custom designs available. Please send us a
Category

21st Century and Contemporary Unknown Artisan Loose Gemstones

Materials

Sapphire, Yellow Sapphire

Unheated 10.21 Carat Pink Purple Spinel, Loose Gemstone, GIA Certified ...A
By Sarosi By Timeless Gems
Located in Los Angeles, CA
accompanied by Gemological Institute of America Report #1156640548. Let us help you custom-design a ring or
Category

21st Century and Contemporary Artisan Loose Gemstones

Materials

Spinel

Unheated 2.14 Carat Purple Sapphire Octagon, Loose Gemstone, GIA Certified ...A
By Sarosi By Timeless Gems
Located in Los Angeles, CA
designed ring or pendant with this gem. So pretty and unusual, if you love purple, you'll love this gem
Category

21st Century and Contemporary American Artisan Loose Gemstones

Materials

Sapphire, Purple Sapphire

Unheated 3.11 Carat Purple Pink Sapphire, Unset Loose Gemstone, GIA Certified
By Sarosi By Timeless Gems
Located in Los Angeles, CA
Report #2181115114, this bright pink sapphire would make a gorgeous 3-stone ring or pendant. Let our
Category

21st Century and Contemporary Artisan Loose Gemstones

Materials

Sapphire, Pink Sapphire

Untreated Square Cut Neon Green Emerald Gemstone 0.62 Carat Weight ICL Certified
By Tsarina Jewels
Located in Bangkok, TH
wearable art. This exceptional quality gemstone would make a custom-made jewelry design. Perfect for a Ring
Category

2010s Russian Modern Loose Gemstones

Materials

Emerald

No Oil Baguette Shape Emerald Loose Gemstone 0.41 Carat Weight ICL Certified
By Tsarina Jewels
Located in Bangkok, TH
exceptional quality gemstone would make a custom-made jewelry design. Perfect for a Ring or Pendant. Shape
Category

2010s Russian Modern Loose Gemstones

Materials

Emerald

Majestic Orange Red Spinal Cut Gemstone 1.15 Carats AIG Certified Spinel Stone
Located in Bangkok, TH
Majestic Orange Red Spinal Cut Gemstone, Available For Sale At Wholesale Price Natural High Quality
Category

21st Century and Contemporary Burmese Modern Loose Gemstones

Materials

Spinel

Unheated 9.26 Carat Purple Pink Spinel Cushion, Loose Gemstone, GIA Certified .A
By Sarosi By Timeless Gems
Located in Los Angeles, CA
. We can help you design a stunning ring or pendant for your fine jewelry collection! Custom designs
Category

21st Century and Contemporary Artisan Loose Gemstones

Materials

Spinel

7.40 Carats Deep Golden Citrine Gemstone Citrine Stone Citrine Ring
Located in Bangkok, TH
Clean Clarity, 7.40 carats certified citrine gemstone from Brazil. citrine ring, citrine gem, citrine
Category

21st Century and Contemporary Brazilian Modern Loose Gemstones

Materials

Citrine

Perfect Natural Ametrine Gemstone 16.30 Carats Ametrine Ring Ametrine Jewellery
Located in Bangkok, TH
, 16.30 Carat loupe clean, loose certified ametrine gemstone from Bolivia. Product Information: GEMSTONE
Category

21st Century and Contemporary Bolivian Modern Loose Gemstones

Materials

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Certified Gemstone Rings For Sale on 1stDibs

There is a broad range of certified gemstone rings for sale on 1stDibs. Frequently made of gold, 14k gold and white gold, these items were constructed with great care. Our selection of items includes 912 vintage examples as well as 3008 contemporary versions. Our inventory has long been popular, and it includes earlier versions that date to the 18th Century and newer variations that were made as recently as the 21st Century. There are many different pieces in our collection of certified gemstone rings to choose from, but contemporary and modern certified gemstone rings are of considerable interest. There have been many well-made iterations of these items over the years, but those made by Diana M. Jewels, David Jerome and Tsarina Jewels are often thought to be among the most beautiful. While most can agree that any pick from our collection easily elevates most outfits, but the choice of diamond versions from the 2663 available is guaranteed to add a special touch to your ensemble. A selection of oval cut, round cut and cushion cut can be found today on these pages. When shopping our range of certified gemstone rings, you’ll find that there are less available pieces for men today than there are for women.

How Much are Certified Gemstone Rings?

On average, certified gemstone rings at 1stDibs sell for $8,235, while they’re typically $11 on the low end and $7,120,000 for the highest priced versions of this item.
Questions About Certified Gemstone Rings
  • 1stDibs ExpertAugust 17, 2021
    In the United States, diamond rings are certified by an official gemological laboratory known as the Gemological Institute of America. A certified diamond ring means that the diamond has undergone a quality analysis by experts at an institution such as the GIA and these experts have issued a lab report that is indicative of the grading process.
  • 1stDibs ExpertNovember 2, 2021
    The best gemstone for an engagement ring is really a matter of preference. Diamonds have extraordinary brilliance, a hardness of 10, and are more scratch-resistant than any other gemstone. Emeralds and sapphires are also popular gemstones for an engagement ring. Shop a collection of vintage and modern engagement rings from some of the world’s top jewelers on 1stDibs.
  • 1stDibs ExpertFebruary 22, 2021
    Vera Wang engagement rings are certified by an official gemological laboratory, and they have a certificate. A certified engagement ring means that the diamond has undergone a quality analysis.