Natural Corundum
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18 Karat White Gold Ladies Ring with Natural Corundum Sapphire with Diamonds
Located in Braintree, GB
18kt white gold ladies ring with natural Corundum sapphire with diamonds.
Circa 2000's
Dimensions
Category
2010s American Cluster Rings
Materials
Diamond, Sapphire, 18k Gold, White Gold
GIA Natural Corundum Sapphire, Round and Baguette Diamond Yellow Gold Ring
Located in Miami, FL
: Multi Gem Stone Ring
Metal: Yellow Gold
Metal Purity: 18k
Stones: 1 Natural Corundum Sapphire
12
Category
Early 2000s Cocktail Rings
Materials
Diamond, Blue Sapphire, 18k Gold, Yellow Gold
AGL Certified Gemstone Natural Corundum Pink Sapphire Weighing 2.92 Carats
By OGI Ltd
Located in New York, NY
cut
Heated
Color Stability Excellent
Measuring 8.63x7.11x5.10 mm
Natural corundum pink sapphire is a
Category
Mid-20th Century Sri Lankan Contemporary Loose Gemstones
Materials
Pink Sapphire
W 0.28 in D 0.2 in L 0.34 in
GIA Certified Oval Ruby Natural Corundum Loose Stone Weighing 2.09 Carat Heated
By OGI Ltd
Located in New York, NY
Cut
Transparency Transparent
Color Red
Species Natural Corundum
Heated
Weight: 2.09 carats
Category
Vintage 1950s Burmese Contemporary Loose Gemstones
Materials
Ruby
Free Shipping
W 0.27 in D 0.12 in L 0.34 in
Corundum var. Ruby from Mysuru (formerly Mysore), Karnataka, India
Located in New York, NY
variety of the mineral species corundum, with remnants of greenish kyanite matrix included on the surfaces
Category
21st Century and Contemporary Indian Natural Specimens
Materials
Crystal, Rock Crystal
Corundum var. Ruby in Quartz from Mysuru (formerly Mysore), Karnataka, India
Located in New York, NY
crystals, the pink gem variety of the mineral species corundum, well exposed on quartz matrix. The ruby
Category
21st Century and Contemporary Indian Natural Specimens
Materials
Crystal, Rock Crystal
CDC Certified 5.25 Carat Ruby - Round ( Pair ) Heated ( Madagascar )
Located in New York, NY
Ruby ( Natural Corundum)
Intense Red
Round Shape ( Pair )
Heated
Origin From Madagascar.
Category
21st Century and Contemporary Malagasy Modern Loose Gemstones
Materials
Ruby
GIA Certified 6.16 Carat Heated Sapphire ( Orangy Yellow)
Located in New York, NY
Natural Corundum Sapphire
Cushion Shape Brilliant Cut
Transparent
Orangy Yellow
6.16 Carat
Category
21st Century and Contemporary American Artisan Loose Gemstones
Materials
Sapphire
4.31 Oval Blue Purple Sapphire Diamond Halo Engagement Ring
Located in Stamford, CT
color change purple blue to purple oval natural corundum Sapphire, approx. total weight 4.31cts, SI1
Category
Mid-20th Century Engagement Rings
Materials
Purple Sapphire, Sapphire, Diamond, White Gold, 14k Gold, Gold
CDC Certified 6.36 Carat Blue Sapphire Round ( Pair)
Located in New York, NY
Sapphires ( Natural Corundum)
Vivid Blue ( Royal Blue)
Excellent Grade
Heated
Origin From Sri-Lanka
Category
21st Century and Contemporary Sri Lankan Artisan Loose Gemstones
Materials
Blue Sapphire
AGL and GIA Certified 20.36 Carat Sapphire and Diamond Ring
Located in Chicago, IL
-VS2.
AGL, 2021, Report No. 1119693, Natural Corundum, Burma, No Heat
GIA, 2021, Report No
Category
Early 2000s Contemporary Cocktail Rings
Materials
Diamond, Sapphire, Blue Sapphire, Platinum
GIA Certified 40.11 Carat Loose Untreated Natural Cushion Yellow Sapphire
Located in Carmel-by-the-Sea, CA
............................................................................................ Yellow
Species.................................................................. Natural ...
Category
2010s Loose Gemstones
Materials
Yellow Sapphire
Free Shipping
W 0.69 in D 0.51 in L 0.73 in
GIA Certified 1.50 Carat Pink Sapphire Diamond Halo Gold Engagement Ring
Located in Stamford, CT
, 7.85 x 5.60 x 3.45 mm, natural corundum, simple heat only, GIA certificate # 2155946040
4 Marquise
Category
Mid-20th Century Engagement Rings
Materials
Diamond, Pink Sapphire, Sapphire, 14k Gold, White Gold, Gold
4.21 Carats Total Oval Cut Blue Sapphire & Diamond Dangle Earrings
Located in New York, NY
white gold.
Sapphires are natural corundum but are color diffused.
Category
21st Century and Contemporary American Contemporary Dangle Earrings
Materials
Diamond, Blue Sapphire, 14k Gold, White Gold
CD Certified 17.00 ct Triple Ruby Ring
Located in Boca Raton, FL
(natural corundum)
Category
2010s Three-Stone Rings
Materials
Ruby
Fabulous 18kt White Gold 2.51 Ct Round Ruby with Certificate & 0.44ct Diamonds
Located in Antwerp, BE
Fabulous 18kt White Gold 2.51 Ruby With Certificate and 0.44ct Diamonds
Ruby: Natural Corundum
Category
21st Century and Contemporary Belgian Artisan Signet Rings
Materials
Ruby, Diamond, White Gold, 18k Gold
18k Large Cabachon Natural Ruby, 4.54 CTS, and Pave Diamond Dome Ring, GIA Cert
Located in Southport, CT
Weight: 6.3 gross dwt
Ruby:
Species: Natural Corundum
Variety: Natural Ruby
Geographic Origin: East
Category
20th Century Unknown Contemporary Dome Rings
Materials
Diamond, Ruby, White Diamond, 18k Gold
18k. Yellow Gold Band Ring, Set with 1 Sapphire 2 Ruby, 2 Tsavorite and 38 Diam
Located in Heerlen, NL
- One (1) 18K. yellow gold handmade ring (see also design photos)
- 1 Natural Corundum: Sapphire
Category
21st Century and Contemporary Dutch Modernist Band Rings
Materials
Tsavorite, Sapphire, Ruby, Diamond, Yellow Gold
Stunning Fancy Rainbow Sapphire Platinum Line Bracelet
Located in Montreal, QC
-cut Natural Corundum, Sapphires; no indication of heat treatment. Measuring approx: 4.47mm – 4.59mm
Category
21st Century and Contemporary Contemporary Tennis Bracelets
Materials
Blue Sapphire, Green Sapphire, Pink Sapphire, Sapphire, Yellow Sapphire,...
4.27 Carat IGI Certified Natural Sri Lanka Oval Cabochon Violetish Blue Sapphire
Located in Wan Chai District, HK
Feast your eyes on this exquisite natural Corundum Sapphire. Weighing at an impressive 4.27 carats
Category
Late 20th Century Loose Gemstones
Materials
Blue Sapphire
W 0.3 in D 0.21 in L 0.41 in
Burma No Heat Ruby Cabochon and Diamond Engagement Ring C. Dunaigre Certified.
By MOGULDIAM INC
Located in New York, NY
Transparency : Transparent
Identification : Ruby ( Natural corundum )
Origin : Burma ( Mayanmar )
No
Category
2010s American Contemporary Engagement Rings
Materials
Diamond, Ruby, White Gold
18 Karat Gold Ladies Ring with Natural Burma Ruby and Diamonds
Located in Braintree, GB
3.6 mm
Species: Natural Corundum
Origin: Myanmar, Burma
Please see GCS Certificate in pictures
Category
Vintage 1960s Three-Stone Rings
Materials
Diamond, Ruby, Gold
AGL Certified 18kt. White Gold Ring 6.32 ct. Ceylon Sapphire &1.62 ct. Diamonds
Located in Antwerp, BE
: Amazing Blue Color, Natural corundum blue, oval mixed cut Ceylon Sapphire 6.32 ct. comes with AGL
Category
21st Century and Contemporary Belgian Artisan Fashion Rings
Materials
Sapphire, Diamond, White Gold, 18k Gold
1.20 Carat Round Sapphire Micro Pavé Diamond Gold Engagement Ring
Located in Stamford, CT
certified natural corundum simple heat only, no other enhancement.
1 round sapphire approx. total weight
Category
Early 2000s Engagement Rings
Materials
Sapphire, Blue Sapphire, Diamond, White Gold, 18k Gold, Gold
GIA Certified 6.07 Carat Sapphire Diamond Platinum Engagement Ring
Located in Stamford, CT
Platinum. GIA certified natural corundum simple heat only.
1 cushion cut dark blue Sapphire, approx
Category
Vintage 1950s Engagement Rings
Materials
Diamond, Sapphire, Blue Sapphire, Platinum
1.50 CT GIA Certified Sapphire Diamond Ring 18K White Gold
Located in Westport, CT
unheated oval shaped sapphire (natural corundum), report number: 2223878340. This sapphire measures 7.66 x
Category
21st Century and Contemporary North American Engagement Rings
Materials
Diamond, Sapphire, White Gold
AGL 16.22 Carat NO HEAT Natural Star Sapphire and Diamond Necklace Platinum
By Kiersten Elizabeth
Located in Charleston, SC
Sapphire
GIA Prestige Report # 1102408
Mineral Type: Natural Corundum
Variety: Star Fancy Sapphire
Color
Category
21st Century and Contemporary American Modern Pendant Necklaces
Materials
Diamond, Star Sapphire, Platinum
H 0.33 in W 0.4 in L 17.25 in
93.96 Gram Incredible Ruby Specimen From Jegdalek Mine, Afghanistan
By Deloris "Dee" Giltz 1
Located in Peshawar, PK
psychic attacks.
Rubies have a hardness of 9.0 on the Mohs scale of mineral hardness. Among the natural
Category
Antique 15th Century and Earlier Afghan Adam Style Natural Specimens
Materials
Rock Crystal
4.31 Carat Oval Sapphire Diamond Halo White Gold Mid-Century Engagement Ring
Located in Stamford, CT
change purple blue to purple oval natural corundum Sapphire, approx. total weight 4.31cts, SI1, natural
Category
Mid-20th Century Engagement Rings
Materials
Purple Sapphire, Blue Sapphire, Sapphire, Diamond, White Gold, 14k Gold,...
Peter Suchy GIA Certified 1.25 Carat Sapphire Diamond Platinum Engagement Ring
Located in Stamford, CT
natural corundum. Beautiful baguette ring by Del Co.
14k white gold
1 round Royal blue Sapphire, approx
Category
21st Century and Contemporary Engagement Rings
Materials
Sapphire, Blue Sapphire, Diamond, Platinum, 14k Gold, Gold, White Gold
GIA Certified 1.75 Carat Round Sapphire Diamond Platinum Engagement Ring
Located in Stamford, CT
Bright cornflower blue round Sapphire and diamond Platinum engagement ring. GIA certified natural
Category
Mid-20th Century Engagement Rings
Materials
Diamond, Blue Sapphire, Sapphire, Platinum
Unheated 1.54 Carat “Pigeon’s Blood” Ruby & Diamond 18K Gold Ring, GIA Certified
Located in Pasadena, CA
Color: Vivid Rod
Species: Natural Corundum
Variety: Natural Ruby
Geographic Origin: Burma (Myanmar
Category
Early 2000s Burmese Modern Solitaire Rings
Materials
Diamond, Ruby, 18k Gold
GIA Certified 5.82 Carat Ceylon Sapphire and Diamond Cocktail Ring
Located in Chicago, IL
permits):
Color: F-G.
Clarity: VS1-SI1.
GIA, 2023, Report No. 6234024636, 5.82 carats, Natural Corundum
Category
Early 2000s Cocktail Rings
Materials
Diamond, Sapphire, Blue Sapphire, 18k Gold, Yellow Gold
Natural GIA Blue Sapphire Diamond Pear Drop Platinum Earrings
Located in Miami, FL
natural corundum Sri Lanka blue sapphires, with no indication treatments and enhancement , accompanied by
Category
Late 20th Century American Art Deco Drop Earrings
Materials
Diamond, Blue Sapphire, Platinum
GIA Blue Sapphire and Diamond Ring 14K Yellow Gold
Located in Honolulu, HI
Resizing Available)
Center Gemstone Specifications:
Gemstone GIA Report #: 5231037978
Species: Natural
Category
Late 20th Century Unknown Cocktail Rings
Materials
Diamond, Blue Sapphire, Yellow Gold, 14k Gold
Vintage 14K Yellow Gold Horse Ring
Located in Houston, TX
:
Species: Natural Corundum
Variety: Natural Ruby
Measurements: 2.20mm - 2.30mm in diameter x ~1.37mm in
Category
Late 20th Century Cocktail Rings
Materials
Ruby, 14k Gold, Yellow Gold
GIA Certified 5.44 Carat Oval Sapphire Diamond Pendant Necklace
Located in Stamford, CT
finished off with a 14k white gold link chain. The GIA as natural corundum, heat treated, moderate residue
Category
21st Century and Contemporary Pendant Necklaces
Materials
Diamond, Sapphire, Blue Sapphire, Gold, 14k Gold, White Gold
GIA Certified 3.93 Carat Sapphire Diamond Halo Platinum Engagement Ring
Located in Stamford, CT
.
1 oval gem Royal blue Sapphire, approx. total weight 3.93cts, VS, 9.25 x 8.10 x 5.60mm, natural
Category
Mid-20th Century Engagement Rings
Materials
Diamond, Sapphire, Platinum
Blue Sapphire and Diamond Platinum Ring
Located in Stamford, CT
Semi bezel center Blue Sapphire natural corundum, simple heat only no other enhancements. a
Category
Vintage 1940s Engagement Rings
Materials
Blue Sapphire, Diamond, Platinum
.67 Carat Ruby Diamond Halo Platinum Ballerina Engagement Ring
Located in Stamford, CT
Oval ruby and diamond halo engagement ring. GIA certified .67 carat natural corundum oval center
Category
21st Century and Contemporary Engagement Rings
Materials
Diamond, Ruby, Platinum
J. B. Star GIA 5.29 Carat Yellow Sapphire Diamond Platinum Engagement Ring
By JB Star
Located in Stamford, CT
platinum setting with baguette and princess cut accent diamonds.
1 Bright yellow natural corundum
Category
Late 20th Century Engagement Rings
Materials
Diamond, Yellow Sapphire, Sapphire, Platinum
GIA Certified 2.43 Carat Royal Blue Sapphire Diamond Halo Gold Earrings
Located in Stamford, CT
2.43cts, VS, natural corundum, simple heat no residue detected, GIA certificate #1152923845
82 round
Category
Mid-20th Century Dangle Earrings
Materials
Blue Sapphire, Diamond, Sapphire, 18k Gold, White Gold, Gold
Ladies 18K White Gold Sapphire Halo Diamond Heart Shaped Stud Earrings
Located in Houston, TX
:
Species: Natural Corundum
Variety: Natural Sapphire
Measurements: 3.80mm - 3.90mm in diameter x ~2.35mm in
Category
21st Century and Contemporary Unknown Stud Earrings
Materials
Diamond, Sapphire, Gold, 18k Gold, White Gold
Free Shipping
W 0.51 in L 0.51 in
Vintage 23K Yellow Gold Ruby Eyed Lizard Brooch
Located in Houston, TX
: Natural Corundum
Variety: Natural Ruby
Measurements: 2.20mm - 2.30mm in diameter x ~1.37mm in depth
Category
Late 20th Century Unknown Brooches
Materials
Ruby, Gold, Yellow Gold
Ruby Stacked Spiral Heart Ring
Located in London, GB
craftsmanship.
Details:
Center Stone ; Natural Corundum Ruby
Shape & Cut : Heart Mixed Cut
Weight : 2.16
Category
20th Century Modern Cocktail Rings
Materials
Ruby, 18k Gold, Rose Gold
2.13ct Oval Vivid Cornflower Blue Sapphire GIA Certified Sri Lanka
Located in Toronto, Ontario
Transparency: Transparent
Color: Blue
RESULTS
Species: Natural Corundum
Variety: Sapphire
Geographic Origin
Category
2010s Sri Lankan Loose Gemstones
Materials
Blue Sapphire, Sapphire
Free Shipping
W 0.33 in D 0.21 in L 0.25 in
GIA Certified 5.56 Ct Natural Ceylon Yellow Sapphire Pendant Necklace white Gold
Located in New York, NY
Oval shape
Yellow sapphire
Natural Corundum, Heated
measurment 11.76 x 9,62 x 5.36
Certificate is
Category
2010s Pendant Necklaces
Materials
Yellow Sapphire, White Gold
18 Kt Gold No Heat 6.15 Ct Burmese Ruby Cabochon & Intense Fancy Diamonds Ring
Located in Antwerp, BE
, Cabochon cut, natural corundum, No heat Burmese Ruby 6.15 ct , Looks like Pigeon Blood !
With Gubelin
Category
21st Century and Contemporary European Artisan Fashion Rings
Materials
Diamond, Ruby, Gold
0.99 ct Round Sapphire GIA Certified Madagascar
Located in Toronto, Ontario
Transparency: Transparent
Color: Blue
RESULTS
Species: Natural Corundum
Variety: Sapphire
Geographic Origin
Category
2010s Malagasy Loose Gemstones
Materials
Sapphire
0.99 Carat Round Sapphire GIA Certified Madagascar
Located in Toronto, Ontario
Transparency: Transparent
Color: Blue
RESULTS
Species: Natural Corundum
Variety: Sapphire
Geographic Origin
Category
2010s Malagasy Loose Gemstones
Materials
Sapphire
1.16 Carat Round Sapphire GIA Certified, Sri Lankan
Located in Toronto, Ontario
Transparency: Transparent
Color: Blue
RESULTS
Species: Natural Corundum
Variety: Sapphire
Geographic Origin
Category
2010s Sri Lankan Loose Gemstones
Materials
Blue Sapphire, Sapphire
GIA Certified 3 Stone Ring with 3.31ct Blue Sapphire
By M&V Vanguard Jewelry
Located in New York, NY
Species: Natural Corundum
Variety: Sapphire
Ring details:
Entire top: 16-10.7mm
Height (from the top of
Category
2010s American Three-Stone Rings
Materials
Blue Sapphire, Platinum
GIA 6.65 Carat Oval Sapphire Diamond Art Deco Platinum Pendant Necklace
Located in Stamford, CT
. Light to medium periwinkle blue natural corundum Sapphire, simple heat only and no other enhancements
Category
Early 20th Century Pendant Necklaces
Materials
Blue Sapphire, Diamond, Sapphire, Platinum
Vintage No Heat Blue Sapphire and Old Mine Cut Diamond Ring, App. 1.22 TCW, GIA
Located in Southport, CT
Species: Natural Corundum
Variety: Natural Sapphire
GIA Certificate to accompany the piece.
Category
20th Century Unknown Belle Époque Three-Stone Rings
Materials
White Diamond, Diamond, Blue Sapphire, White Gold, 14k Gold
Peter Suchy 1.53 Carat Sapphire Diamond Platinum Three-Stone Engagement Ring
By Peter Suchy
Located in Stamford, CT
natural corundum, simple heat only. Designed and created in the Peter Suchy Workshop.
1 Emerald cut blue
Category
21st Century and Contemporary Engagement Rings
Materials
Diamond, Sapphire, Blue Sapphire, Platinum
18K Gold GIA 20.65ctw Ruby Sapphire & Diamond Large Floral Statement Earrings
Located in Montclair, NJ
Red
Species: Natural Corundum
Variety: Ruby
Geographic Origin: Thailand
Treatment: Heated
Weight
Category
21st Century and Contemporary Stud Earrings
Materials
Diamond, Ruby, Sapphire, 18k Gold
Free Shipping
H 1.3 in W 1 in
GIA Certified .75 Carat Ruby Diamond Gold Engagement Ring
Located in Stamford, CT
weight .75cts, SI, 4.65 x 4.55 x 3.50mm, natural corundum TE2, heat with minor residue fissures, GIA
Category
21st Century and Contemporary Engagement Rings
Materials
Diamond, Ruby, 14k Gold, Gold, White Gold, Yellow Gold
GIA Certified 1.16 Cart Art Deco Sapphire Diamond Platinum Engagement Ring
Located in Stamford, CT
certified as natural corundum with no indications of heating.
1 GIA Certified Emerald cut no heat
Category
Vintage 1920s Engagement Rings
Materials
Diamond, Sapphire, Platinum
Peter Suchy 1.89 Carat Sapphire Diamond Halo Platinum Engagement Ring
By Peter Suchy
Located in Stamford, CT
Blue oval Sapphire 1.89cts, GIA certified natural corundum simple heat. The ring was designed with
Category
2010s American Engagement Rings
Materials
Sapphire, Blue Sapphire, Diamond, Platinum
Pair of 18k Gold 4.4ctw Channel Set GIA Sapphire Eternity Stack Band Guard Rings
Located in Montclair, NJ
: Transparent
Color: Blue
Species: Natural Corundum
Variety: Sapphire
Treatment: Heated
Weight: 2.65 grams
Category
21st Century and Contemporary Band Rings
Materials
Sapphire, 18k Gold, Yellow Gold
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Natural Corundum For Sale on 1stDibs
On 1stDibs, you can find the most appropriate natural corundum for your needs in our varied inventory. Each design created in this style — which was crafted with great care and often made from Gold, 18k Gold and White Gold — can elevate any look. In our selection of items, you can find a vintage example as well as a contemporary version. You’re likely to find the perfect natural corundum among the distinctive items we have available, which includes versions made as long ago as the 20th Century as well as those produced as recently as the 21st Century. While most can agree that any natural corundum from our collection can easily elevate most outfits, but the choice of a Diamond version from the 7 available is guaranteed to add a special touch to your ensemble. A cushion cut version of this piece has appeal, but there are also oval cut and emerald cut versions for sale. There aren’t many items for men if you’re seeking a natural corundum, as most of the options available are for women and unisex.
How Much is a Natural Corundum?
The price for a natural corundum starts at $98 and tops out at $125,000 with these rings, on average, selling for $13,700.
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