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2.02 Carat, Natural, Untreated, Unheated Ruby and Diamond Ring Set in Platinum
Located in Tokyo, JP
A beautiful Cocktail Ring featuring a GIA Certified 2.02 Carat, Natural, Unheated, Untreated Ruby
Category

21st Century and Contemporary Japanese Modern Cocktail Rings

Materials

Diamond, Ruby, Platinum

GIA Certified 1.32 Carat Natural Siam, Untreated Ruby Ring Set in Platinum
Located in Tokyo, JP
), Untreated Ruby and 1.43 Carat Diamonds. Rubies are referred to as "Ratnaraj" in Sanskrit meaning the King of
Category

21st Century and Contemporary Japanese Modern Cocktail Rings

Materials

Diamond, Ruby, 18k Gold, Yellow Gold, Platinum

GIA Certified 1.02 Carat Natural Untreated No Heat Ruby Ring Set in Platinum
Located in Tokyo, JP
A beautiful Ring featuring a GIA Certified 1.02 Carat Natural, Untreated (No Heat) Ruby and 0.85
Category

21st Century and Contemporary Japanese Modern Engagement Rings

Materials

Diamond, Ruby, Platinum

1.21 Carat Natural Untreated No Heat Ruby and Diamond Ring Set in Platinum
Located in Tokyo, JP
A beautiful ring set in Platinum featuring a 1.212 Carat Natural No Heat (Untreated) Ruby and 0.30
Category

21st Century and Contemporary Japanese Modern Engagement Rings

Materials

Diamond, Ruby, Platinum

GIA Certified 1.01 Carat Natural Untreated No Heat Ruby Ring Set in Platinum
Located in Tokyo, JP
A beautiful ring featuring a GIA Certified 1.01 Carat Natural Untreated (No Heat) Ruby and 0.25
Category

21st Century and Contemporary Japanese Modern Engagement Rings

Materials

Diamond, Ruby, Platinum

3.04 Carat Natural Untreated No Heat Ruby and Diamond Ring Set in Platinum
Located in Tokyo, JP
A beautiful ring set in Platinum featuring a Japan Germany Laboratory 3.044 Carat Natural Untreated
Category

21st Century and Contemporary Japanese Modern Cocktail Rings

Materials

Diamond, Ruby, Platinum

1.191 Carat Natural Untreated No Heat Ruby and Diamond Ring Set in Platinum
Located in Tokyo, JP
A beautiful Cocktail Ring featuring a 1.191 Carat No Heat (Untreated) Ruby and 0.55 Carats of
Category

21st Century and Contemporary Japanese Modern Cocktail Rings

Materials

Diamond, Ruby, Platinum

1.142 Carat Natural Untreated No Heat Ruby and Diamond Ring Set in Platinum
Located in Tokyo, JP
A beautiful Ring featuring a 1.142 Carat No Heat (Untreated) Ruby and 0.30 Carats of Diamond
Category

21st Century and Contemporary Japanese Modern Cocktail Rings

Materials

Diamond, Ruby, Platinum

1.235 Carat Natural Untreated No Heat Ruby and Diamond Ring Set in Platinum
Located in Tokyo, JP
A beautiful Band Ring featuring a 1.235 Carat No Heat (Untreated) Ruby and 0.35 Carats of Diamond
Category

21st Century and Contemporary Japanese Modern Engagement Rings

Materials

Diamond, Ruby, Platinum

1.006 Carat Natural Untreated No Heat Ruby and Diamond Ring Set in Platinum
Located in Tokyo, JP
A beautiful Cocktail Ring featuring a 1.006 Carat No Heat (Untreated) Ruby and 0.30 Carats of
Category

21st Century and Contemporary Japanese Modern Cocktail Rings

Materials

Diamond, Ruby, Platinum

1.108 Carat Natural Untreated No Heat Ruby and Diamond Ring Set in Platinum
Located in Tokyo, JP
A beautiful Ring featuring a 1.108 Carat No Heat (Untreated) Ruby and 0.30 Carats of Diamond
Category

21st Century and Contemporary Japanese Modern Engagement Rings

Materials

Diamond, Ruby, Platinum

1.07 Carat Natural Untreated No Heat Ruby and Diamond Ring Set in Platinum
Located in Tokyo, JP
A beautiful Halo Engagement Ring featuring a 1.07 Carat No Heat (Untreated) Ruby and 0.77 Carats of
Category

21st Century and Contemporary Japanese Modern Engagement Rings

Materials

Diamond, Ruby, Platinum

GIA Certified 4.01 Carat Natural Untreated No Heat Ruby Ring Set in Platinum
Located in Tokyo, JP
A beautiful ring set in Platinum featuring a GIA Certified 4.01 Carat Natural Mozambique No Heat
Category

21st Century and Contemporary Japanese Modern Cocktail Rings

Materials

Diamond, Ruby, Platinum

2.03 Carat Natural Unheated/Untreated Ruby and Diamond Halo Ring Set in Platinum
Located in Tokyo, JP
A beautiful ring set in Platinum featuring a 2.036 Carat Natural Unheated, Heart Cut Ruby and 1.74
Category

21st Century and Contemporary Japanese Modern Cocktail Rings

Materials

Diamond, Ruby, Platinum

GIA Certified 2.13 Carat Natural Untreated No Heat Ruby Ring Set in Platinum
Located in Tokyo, JP
A beautiful Engagement Ring featuring a GIA Certified 2.13 Carat No Heat Ruby and 0.40 Carat of
Category

21st Century and Contemporary Japanese Modern Engagement Rings

Materials

Diamond, Ruby, Platinum

Natural Unheated Ruby Gia Certified Deep Red 0.67Ct Heart Cut Untreated Rare Gem
By Gems and Jewels UK
Located in Birmingham, GB
NATURAL UNHEATED Ruby GIA CERTIFIED Deep Red 0.67ct Heart Cut Untreated RARE Gem GIA Certified
Category

21st Century and Contemporary More Jewelry

IGI Certified 2.13ct Untreated Mozambique Ruby 0.34ct Diamonds Platinum Ring
Located in Hong Kong, HK
Remarkable platinum ring featuring an exceptional 2.13-carat untreated natural Mozambique ruby and
Category

21st Century and Contemporary Hong Kong Cocktail Rings

Materials

Diamond, Ruby, Platinum

Oscar Heyman 7.50 Carat Untreated Ruby Diamond Gold Platinum Ring
By Oscar Heyman
Located in New Orleans, LA
A natural, untreated 7.50-carat ruby glows vibrantly in this elegant ring by the renowned Oscar
Category

20th Century American Contemporary Cocktail Rings

Materials

Diamond, Ruby, 18k Gold

Emilio Jewelry GRS Certified Untreated 2.00 Carat Pigeons Blood Vivid Red Ruby
By Emilio!
Located in New York, NY
carat natural untreated no heat Mozambique Ruby. The color is exceptional written as Pigeons blood, the
Category

21st Century and Contemporary Three-Stone Rings

Materials

Ruby

AIGS Certified 1.03 Carat Untreated, Pigeon s Blood Ruby Ring Made in Platinum
Located in Tokyo, JP
A beautiful Ring set in Platinum featuring a AIGS Certified 1.03 Carat Natural Untreated, Pigeon's
Category

21st Century and Contemporary Japanese Modern Fashion Rings

Materials

Diamond, Ruby, Platinum

AIGS Certified 1.20 Carat Untreated Ruby &Diamond Cocktail Ring Made in Platinum
Located in Tokyo, JP
A beautiful Ring set in Platinum featuring a AIGS Certified 1.20 Carat Natural, Untreated (No Heat
Category

21st Century and Contemporary Japanese Modern Cocktail Rings

Materials

Diamond, Ruby, Platinum

GIA Certified 1.54 Carat Untreated (No Heat) Ruby Diamond Ring Set in Platinum
Located in Tokyo, JP
A beautiful Ring set in Platinum featuring a GIA Certified 1.54 Carat Natural Mozambican, Untreated
Category

21st Century and Contemporary Japanese Modern Engagement Rings

Materials

Diamond, Ruby, Platinum

GIA Certified 2.58 Carat Untreated No Heat Ruby Antique Ring set in Platinum
Located in Tokyo, JP
A beautiful ring set in Platinum featuring a GIA Certified 2.58 Carat Natural No Heat (Untreated
Category

20th Century Japanese Edwardian Cocktail Rings

Materials

Diamond, Ruby, Platinum

GIA Certified 1.03ct Untreated Deep Red Ruby 18k Yellow Gold Oval Solitaire Ring
By Gems and Jewels UK
Located in Birmingham, GB
Natural Untreated Deep Red Ruby GIA Certified 18k Yellow Gold Solitaire Ring. Beautiful 1.03 carat
Category

21st Century and Contemporary British Solitaire Rings

Materials

Ruby, Gold, 18k Gold, Yellow Gold

Natural Ruby, Diamond and White Gold Ring
Located in Amsterdam, NL
cut natural untreated Burma ruby (circa 0.8 carats), master mark: GJ, probably German, circa 1970
Category

Vintage 1970s German Cluster Rings

Materials

White Diamond, Ruby, 18k Gold

2.05 Carat Natural Ruby Fancy Carving Loose Gemstone
By JEWEL HUB
Located in Hong Kong, HK
Jewelry. All Our Products Are Ethically Sourced , Natural And Untreated. Ruby tend to have a much stronger
Category

21st Century and Contemporary Hong Kong Art Deco Loose Gemstones

Materials

Ruby

Peter Suchy Natural Oval Ruby Diamond Platinum Engagement Ring
By Peter Suchy
Located in Stamford, CT
Peter Suchy GIA certified natural untreated oval bright red ruby engagement ring set with half-moon
Category

2010s Engagement Rings

Materials

Diamond, Ruby, Platinum

GIA Certified 1.13 Carat Natural, Unheated Ruby and Diamond Ring set in Platinum
Located in Tokyo, JP
A beautiful Ring set in Platinum featuring a GIA Certified 1.13 Carat Natural Untreated (Unheated
Category

21st Century and Contemporary Japanese Modern Cocktail Rings

Materials

Diamond, Ruby, Platinum

GIA Certified 1.01 Carat Natural Unheated Ruby and Diamond Ring Set in Platinum
Located in Tokyo, JP
A beautiful Engagement Ring set in Platinum featuring a GIA Certified 1.01 Carat, Natural Untreated
Category

21st Century and Contemporary Japanese Edwardian Engagement Rings

Materials

Diamond, Ruby, Platinum

GIA Certified 3.14 Carat Natural Unheated Ruby and Diamond Ring Set in Platinum
Located in Tokyo, JP
(Untreated) Ruby and 1.29 Carat Diamond. Rubies are referred to as "Ratnaraj" in Sanskrit meaning the King of
Category

Late 20th Century Japanese Modern Cocktail Rings

Materials

Diamond, Ruby, Platinum

Gold and Ruby Rudolf Steiner Ring
Located in Amsterdam, NL
A hammered high carat gold ring set with an oval facetted natural untreated bright red Cambodian
Category

Vintage 1930s Austrian Solitaire Rings

Materials

Ruby, Gold, 22k Gold

Emilio Jewelry Certified No Heat 7.50 Carat Ruby Diamond Ring
By Emilio!
Located in New York, NY
. Gorgeous vibrant natural untreated Thai Ruby. The elongated shape is very rare, the color is just perfect
Category

21st Century and Contemporary Three-Stone Rings

Materials

Ruby

Ruby Diamond Ring Set in 18 Karat White Gold
Located in Trumbull, CT
Ruby and Diamond Set in 18K White Gold. Natural unheated & untreated Ruby is 2.53 Carat.Total White
Category

21st Century and Contemporary American Artist Engagement Rings

Materials

Diamond, Ruby, 18k Gold

25.14 Carat Ruby Carving Leaf Shape Pair Loose Gemstone
By JEWEL HUB
Located in Hong Kong, HK
Jewelry. All Our Products Are Ethically Sourced , Natural And Untreated. Ruby tend to have a much stronger
Category

21st Century and Contemporary Hong Kong Art Deco Loose Gemstones

Materials

Ruby

Antique Ruby and Diamond Spider Stickpin of 14k Gold
Located in Lewisburg, PA
An exceptional antique stickpin featuring a 14k gold spider with a 0.25ct natural, untreated vivid
Category

Antique 1890s Victorian Brooches

Materials

Diamond, Ruby, 14k Gold

GIA Certified 21.91 Star Oval Ruby Diamond Platinum Pendant Necklace
Located in Stamford, CT
full cut accent diamonds in a platinum setting and 16 inch chain. 1 GIA certified natural untreated
Category

Early 20th Century Necklace Enhancers

Materials

Diamond, Ruby, Platinum

Antique 19th Century Burma Ruby 7 Carat Diamond Pendant
Located in Chicago, IL
- silver, back – gold) pendant is designed as a flower head centered with a natural untreated Burmese ruby
Category

Antique Late 19th Century Victorian Drop Necklaces

Materials

Diamond, Ruby, 14k Gold, Silver

Diamond Ruby Earrings 2.04 Carat 14 Karat Yellow Gold Certified
Located in Brooklyn, NY
Natural Untreated Finely Faceted Quality Ruby Diamond Earrings 2.04 TCW 14k Yellow Gold Certified
Category

2010s American Stud Earrings

Materials

Diamond, Ruby, 14k Gold, Yellow Gold

Burma Unheated Ruby Cluster Drop Earring in 18k white Gold
Located in Singapore, SG
rubies, natural baguette diamonds, and brilliant-cut diamonds, resulting in a truly unparalleled piece
Category

21st Century and Contemporary Singaporean Art Deco Drop Earrings

Materials

Ruby, 18k Gold

1.50 Carat Heart Shape Ruby Diamond Platinum Gold Engagement Ring
Located in US
side diamonds, in a platinum and 18k yellow gold setting. Main stone: Untreated Natural Ruby 1.02
Category

1990s American Contemporary Engagement Rings

Materials

Diamond, Ruby, Platinum, Gold, 18k Gold

Tiffany Co. GIA Certified .80 Carat Ruby Yellow Gold Circle Brooch
By Tiffany Co.
Located in Stamford, CT
Tiffany & Co bright red natural untreated GIA certified ruby circle brooch with a double pin stem
Category

Mid-20th Century Brooches

Materials

Ruby, Gold, 14k Gold, Yellow Gold

GIA Certified 14.00 Carat Ruby Halo Diamond Yellow Gold Dangle Earrings
Located in Stamford, CT
halos, set in 18k yellow gold settings. 14.00 carats of bright red untreated natural no heat cabochon
Category

Late 20th Century Dangle Earrings

Materials

Diamond, Ruby, Gold, 18k Gold, Yellow Gold

GIA Certified 0.99 Carat Unheated Ruby and Diamond Ring set in Platinum
Located in Tokyo, JP
A beautiful Ring set in Platinum featuring a GIA Certified 0.99 Carat Natural Untreated (Unheated
Category

21st Century and Contemporary Japanese Modern Engagement Rings

Materials

Diamond, Ruby, Platinum

GIA Certified 4.09 Carat Unheated Rubies Diamonds Cluster Ring Set in Platinum
Located in Tokyo, JP
A beautiful ring set in Platinum featuring GIA Certified 4.098 Carat Natural Untreated/Unheated
Category

21st Century and Contemporary Japanese Modern Cluster Rings

Materials

Diamond, Ruby, Platinum

Late Victorian 15k Yellow Gold, Silver, Diamond and Ruby Crescent Moon Charm
Located in New York, NY
Diamonds, Untreated Natural Rubies Weight: 6.5g Length: 32mm/1.26 inches Width: 30.65mm/1.21 inches
Category

Antique 19th Century Unknown Late Victorian Pendant Necklaces

Materials

Diamond, Ruby, Yellow Gold, Silver

An 14 Carat White Gold Cluster Ring with Burma Ruby and Diamonds
Located in Amsterdam, NL
An 14 carat white gold hand made cluster ring with an oval faceted natural untreated deep purplish
Category

Vintage 1950s Dutch Cluster Rings

Materials

Diamond, Ruby, 18k Gold, White Gold

Past Era Belle Époque 1.78 Carat GIA Cert Ruby Diamond Platinum Cluster Ring
Located in Houston, TX
A Belle Époque untreated natural Burmese ruby and diamond cluster ring, set in platinum. French
Category

Vintage 1910s French Belle Époque Cluster Rings

Materials

Diamond, Ruby, Platinum

GRS Certified 1.51 Carat Unheated Pigeon s Blood Color Ruby Ring Set in Platinum
Located in Tokyo, JP
A beautiful ring set in Platinum featuring a GRS Certified 1.51 Carat Natural Untreated, Pigeon's
Category

21st Century and Contemporary Japanese Modern Cocktail Rings

Materials

Diamond, Ruby, Platinum

GIA Certified 6.27 Carat Burma No Heat Ruby Pigeon Blood and Diamond Earrings
By Rewa Jewellery
Located in Bangkok, TH
design, this pair showcases natural Burmese rubies, all untreated for purity and authenticity. Six rubies
Category

2010s Thai Modern Hoop Earrings

Materials

Diamond, Ruby, Gold, 18k Gold, White Gold

GIA Certified 1.19 Carat, No Heat Burmese Ruby and Diamond Ring Made in Platinum
Located in Tokyo, JP
A beautiful Ring set in Platinum featuring a GIA Certified 1.19 Carat Natural, Untreated (No Heat
Category

21st Century and Contemporary Japanese Modern Cocktail Rings

Materials

Diamond, Ruby, Platinum

2.01 Carat Natural, Untreated Ruby and Diamond Ring Set in 18 Karat White Gold
Located in Tokyo, JP
An elegant Engagement ring featuring a GIA Certified pear-shaped, 2.01 Carat Natural, Untreated
Category

2010s Japanese Modern Engagement Rings

Materials

Diamond, Ruby, 18k Gold, White Gold

Mens Ruby ring 14KT natural untreated ruby ring Burma
Located in Boca Raton, FL
Elegant mens ring with a beautiful ruby in center untreated 100% natural ruby originating from
Category

21st Century and Contemporary Solitaire Rings

Materials

Ruby, 14k Gold

GIA Certified 1.29 Carat Natural Untreated Ruby and Diamond Ring Set in Platinum
Located in Tokyo, JP
A beautiful ring set in Platinum featuring a GIA Certified 1.29 Carat Natural Unheated (Untreated
Category

21st Century and Contemporary Japanese Modern Cocktail Rings

Materials

Diamond, Ruby, Platinum

GIA Certified 1.13 Carat Natural Untreated Ruby and Diamond Ring Set in Platinum
Located in Tokyo, JP
A beautiful ring set in Platinum featuring a GIA Certified 1.13 Carat Natural, Burmese (Myanmar
Category

20th Century Japanese Modern Engagement Rings

Materials

Diamond, Ruby, Platinum

Natural Burmese Mogok untreated Ruby 3.8 cts Diamond ring in Platinum Vintage
Located in London, GB
Natural untreated Ruby 3.8 cts & Diamond ring set in platinum. The ring set with cushion cut
Category

Vintage 1960s British Engagement Rings

Materials

White Diamond, Ruby, Platinum

GFCO Certified 3.63 Ct Untreated Ruby 2.40 Ct Diamonds 18K Gold Ring
Located in New Delhi, Delhi
, with a centre spectacular untreated ruby. Ring come in 18k gold with a centre natural untreated ruby
Category

21st Century and Contemporary Cocktail Rings

Materials

Diamond, Ruby, 18k Gold

Natural Ruby and Diamond 10.60 Carat 18 Karat Yellow Gold Bracelet
Located in San Diego, CA
Brilliant Cut, 5.25 Carats Total Origin & Color: Natural Untreated Rubies, Deep Red Color Diamonds: 15
Category

21st Century and Contemporary Unknown Link Bracelets

Materials

Diamond, Ruby, 18k Gold, Yellow Gold

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Natural Untreated Ruby For Sale on 1stDibs

You are likely to find exactly the natural untreated ruby you’re looking for on 1stDibs, as there is a broad range for sale. Every item for sale was constructed with extraordinary care, often using Gold, 18k Gold and Platinum. Our collection of these items for sale includes 16 vintage editions and 15 modern creations to choose from as well. Making the right choice when shopping for a natural untreated ruby may mean carefully reviewing examples of this item dating from different eras — you can find an early iteration of this piece from the 19th Century and a newer version made as recently as the 21st Century, both of which have proven very popular over the years. Finding an appealing natural untreated ruby — no matter the origin — is easy, but Merkaba and Tiffany Co. each produced a popular version that is worth a look. See these pages for an oval cut iteration of this accessory, while there are also pear cut cut and mixed cut cut versions available here, too. If you’re browsing our inventory for a natural untreated ruby, you’ll find that many are available today for women, but there are still pieces to choose from for unisex and men.

How Much is a Natural Untreated Ruby?

Prices for a natural untreated ruby can differ depending upon size, time period and other attributes — at 1stDibs, these accessories begin at $525 and can go as high as $42,781, while this accessory, on average, fetches $5,600.

The Legacy of Ruby in Jewelry Design

This deep red gem is the color of heat and passion — vintage and antique ruby jewelry is perfect for those born in the middle of summer.

Rubies are one of the few gemstones that can give diamonds a run for their money. Just consider the Van Cleef Arpels “scarf” necklace the Duke of Windsor presented to the Duchess on her 40th birthday, in 1936 — set with diamonds and dripping with rubies, a testament to the deep-red gemstone’s power — or the slippers encrusted with 4,600 rubies that Harry Winston made to commemorate The Wizard of Oz’s golden anniversary. July babies have permission to adorn themselves with this beautiful red stone even when it’s not their birthday.

Rubies are considered precious stones — along with diamonds, sapphires and emeralds — and have a hardness of 9.0 on the Mohs Scale, surpassed only by Moissanite and diamonds. They are composed of corundum, a colorless mineral that is also the basic material of sapphires. In the July birthstone, the red of the gemstone — and the various hues seen in sapphires — are produced by the presence of trace elements. In the case of a ruby, this element is chromium. Rubies range in color from vermilion to a violet red. They are also pleochroic, which means that a stone’s hue can vary depending on the direction of viewing. The most sought-after color is pigeon’s blood: pure red with a hint of blue.

Rubies that are hosted in dolomite marble are the most prized: Because the marble is low in iron, so are the rubies, resulting in a more intense color. Rubies found in basalt, which has a higher iron content, are generally darker and less intense.

When shopping for antique and vintage ruby jewelry, remember that the 4Cs of selecting the perfect diamond — color, clarity, cut and carat — also apply to rubies.

According to the Gemological Institute of America, the color of the July birthstone should be a vibrant to slightly purplish red, and the stone should be clear and inclusion-free. Accordingly, the cut should show off its color and clarity. As for the last criterion, fine rubies more than a carat in weight are rare. Often, large rubies are more expensive than diamonds of comparable weights.

Find a collection of ruby necklaces, ruby rings and other accessories on 1stDibs.