Cobalt Blue Spinel
GIL Certified 2.12 Carat Cobalt Blue Spinel from Burma No Heat
Located in Hua Hin, TH
GIL Certified 2.12 carat Cobalt Blue Spinel from Burma
No Heat
Dimension: 7.00 x 7.56 x 4.79 mm
Category
2010s Burmese Loose Gemstones
Materials
Spinel
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W 0.28 in D 0.19 in L 0.3 in
Grs & Gil Certified Cobalt Blue Spinel and Diamond Ring
Located in Hung Hom, HK
Among all Rare Blue Gemstones, the Cobalt Spinel possesses unique beauty factors such as sparkle
Category
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Materials
Diamond, Spinel, Gold, 18k Gold, White Gold
GIA Certified Natural Vietnamese Cobalt Blue Spinel 0.54 Carats
Located in Los Angeles, CA
beauty of nature's finest creations.
Identification: Natural Vietnamese Cobalt Blue Spinel
• Carat
Category
21st Century and Contemporary Vietnamese Modern Loose Gemstones
Materials
Spinel
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H 0.11 in W 0.18 in L 0.25 in
Spectra Fine Jewelry 8.46 Carat Certified Cobalt Blue Spinel Diamond Ring
By Spectra Fine Jewelry
Located in New York, NY
Presenting this magnificent 8.46-carat Cobalt Blue Spinel Ring by Spectra Fine Jewelry. Its cushion
Category
21st Century and Contemporary American Contemporary Cocktail Rings
Materials
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3.69 carats Cobalt Blue Spinel Stone Oval Mixed Cut Natural Tanzanian Gemstone
Located in Bangkok, TH
Cobalt Blue Spinel takes center stage, showcasing its allure through a Mixed Oval Cut. Originating from
Category
21st Century and Contemporary Tanzanian Modern Loose Gemstones
Materials
Spinel
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W 0.36 in D 0.2 in L 0.43 in
12.23 Carat Total Weight Bright Cobalt Blue Spinel 18 Karat White Gold Bracelet
Located in Houston, TX
bright cobalt blue spinels set in 18 karat white gold. Wear alone for a statement or layer with your
Category
21st Century and Contemporary American Tennis Bracelets
Materials
Spinel, Gold, 18k Gold, White Gold
Cobalt Blue Spinel Ring Gem 3.07 Carat Mahenge Tanzania Oval Loose Gemstone
By Merkaba
Located in Beverly Hills, CA
Supreme 3.07 carat unisex Cobalt Blue Spinel from Mahenge Tanzania offered unmounted to a
Category
21st Century and Contemporary Tanzanian Contemporary Engagement Rings
Materials
Spinel
W 0.33 in D 0.24 in L 0.39 in
Bezel Set Cobalt Blue Spinel and Round Diamonds by the Yard Necklace
Located in Houston, TX
This diamond by the yard style necklace features bezel set bright blue round spinels alternating
Category
21st Century and Contemporary American Chain Necklaces
Materials
Diamond, Spinel, Gold, 14k Gold, White Gold
Certified Unheated Cobalt Blue Spinel with Diamond Ring in 18K White Gold
Located in Bangkok, TH
Blue Spinel 3.04 carats with Diamond 0.34 carat Ring set in 18 Karat White Gold Settings
(GFCO Gem
Category
2010s Thai Contemporary Solitaire Rings
Materials
Diamond, Spinel, 18k Gold, White Gold
2.06 Carat Cobalt Blue Ceylon Spinel
Located in Hua Hin, TH
2.06 Carat Natural Cobalt Blue Spinel from Sri Lanka (Ceylon)
Dimension: 7.71 x 6.30 x 5.27 mm
Category
2010s Sri Lankan Loose Gemstones
Materials
Spinel
1.16 Carat Natural Violet Ceylon Spinel
Located in Hua Hin, TH
1.16 Carat Natural Cobalt Blue Spinel from Sri Lanka (Ceylon)
Dimension: 6.86 x 5.38 x 3.54 mm
Category
2010s Sri Lankan Loose Gemstones
Materials
Spinel
Ring in platinum, featuring a 2.09ct cobalt Spinel from Vietnam. AGL certified.
Located in Los Angeles, CA
.
This unique Cobalt Blue Spinel from the legendary Luc Yen mine in Vietnam is so desirable and hunted
Category
21st Century and Contemporary American Modern Bridal Rings
Materials
Diamond, Spinel, Platinum
Martin Mayer, Jugendstil Spinel & Diamond Gold Bar Brooch, Germany, C.1900
Located in Chatham, CA
MARTIN MAYER - Jugendstil cabochon cobalt blue Spinel (approx. .51 carats - 5 x 3.5 x 3 mm.) and
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W 0.19 in D 0.38 in L 3.25 in
Lovely Cobalt Blue Natural Spinel 1.22 Carats Spinel Gemstones Spinel Jewelry
Located in Bangkok, TH
Lovely Cobalt Blue Natural Spinel of 1.22 carats from Sri lanka has a wonderful cut in a Oval shape
Category
21st Century and Contemporary Burmese Modern Loose Gemstones
Materials
Spinel
1.98 Carat Natural Blue Cobalt Spinel from Burma
Located in Hua Hin, TH
1.98 Carat Natural Blue Cobalt Spinel from Burma
Dimension: 7.68 x 6.35 x 5.28 mm
Shape: Oval Cut
Category
2010s Burmese Loose Gemstones
Materials
Spinel
GIL Certified 1.91 Carat Cobalt Blue Natural Spinel from Burma
Located in Hua Hin, TH
GIL Certified 1.91 carat Cobalt Blue Natural Spinel from Burma
Weight: 1.91 Carat
Dimension: 7.66 x
Category
2010s Burmese Loose Gemstones
Materials
Spinel
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W 0.31 in D 0.2 in L 0.28 in
GIA Certified Color Changing Cobalt Spinel
Located in Omaha, NE
When it comes to Cobalt Spinel from the Famous Neon Blue Mine of Vietnam everyone knows that to
Category
Vintage 1970s Vietnamese Loose Gemstones
Materials
Spinel
GIL Certified 1.79 Carat Cobalt Blue Natural Spinel from Burma Untreated
Located in Hua Hin, TH
GIL Certified 1.79 Carat Cobalt Blue Natural Spinel from Burma
Dimension: 7.84 x 6.32 x 4.59 mm
Category
2010s Burmese Loose Gemstones
Materials
Spinel
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W 0.31 in D 0.19 in L 0.25 in
14 Karat White Gold Round Natural Blue Cobalt Spinel Eternity Band
Located in Houston, TX
This 14 karat white gold eternity band features fifteen round french set bright blue natural cobalt
Category
21st Century and Contemporary North American Band Rings
Materials
Spinel, Gold, 14k Gold, White Gold
GRS Certified 2.23 Cts Cobalt Spinel & Diamond Cocktail Ring. Collector's Item.
Located in Hong Kong, HK
Please check out the HD video! Here is a super rare natural Cobalt Spinel and diamond ring. The
Category
2010s Hong Kong Contemporary Cocktail Rings
Materials
White Diamond, Diamond, Spinel, Gold, 18k Gold, White Gold
GRS Certified 5.15 Carat Tanzanian Cobalt Spinel Diamond 18K White Gold Ring
Located in Los Angeles, CA
always. This is a piece of art. This magnificent blue spinel stone natural is complemented by white
Category
21st Century and Contemporary American Art Deco Engagement Rings
Materials
Diamond, Spinel, Gold, 18k Gold, White Gold
GRS Certified 2.18 Carats Cobalt Spinel Diamonds set in 18K White Gold Ring
Located in Los Angeles, CA
A durable gem this centrally set 2.18 carat Spinel comes bursting with vivid color. Eye clean with
Category
21st Century and Contemporary Tanzanian Cluster Rings
Materials
Diamond, Spinel, 18k Gold, White Gold
NEW Platinum 1.89ctw GIA NO HEAT Cushion Blue Spinel Brilliant Diamond Halo Ring
Located in Montclair, NJ
!
--Stone(s):--
(1) Natural Genuine Spinel - Cushion Brilliant Cut - Prong Set - Rare Cobalt Blue Color - NO
Category
2010s American Engagement Rings
Materials
Diamond, Spinel, Platinum
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Bright Blue Burmese Loose Spinel 2.45 carats Step Oval Cut Natural Gemstone
Located in Bangkok, TH
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Located in Bangkok, TH
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W 0.26 in D 0.18 in L 0.33 in
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Red Spinel 9.17 Carats, Eye Clean, Burma
Located in London, GB
Red Spinel 9.17 Carats - Eye Clean - Burma
Saturation : Intense
Tone : Medium Deep
Clarity : Eye Clean
Origin : Burma
Can be viewed in London UK
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Spinel
Emilio Jewelry GIA Certified 7.02 Carat Natural Blue Diamond Ring
By Emilio!
Located in New York, NY
From the museum vault at Emilio Jewelry New York,
One of the rarest and only diamonds of its size and color. Please inquire for details.
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Emilio Jewelry Gia Certified 2.00 Carat Vivid Pink Diamond Ring
By Emilio!
Located in New York, NY
From The Museum Vault At Emilio Jewelry Located on New York's Fifth Avenue,
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Natural 1.58 Carat Metallic Blue Zircon
Located in Hua Hin, TH
A beautiful sparkling Pear shaped 'Metallic Blue' Zircon from Ratanakiri, Cambodia.
Dimension: 7.03 x 6.01 x 3.96 mm
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Located in US
A vibrant purple-pinkish red 4.16 carat cushion-cut natural Spinel is the centerpiece of this ring. The vibrant gemstone is highlighted by two round brilliant cut diamonds weighing 0...
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Located in Bangkok, TH
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Located in Beverly Hills, CA
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David Rosenberg 4.16ct Cushion Fancy Intense Blue Green GIA Diamond Ring
By David Rosenberg
Located in Boca Raton, FL
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Vivid Red Burmese Loose Spinel 2.70 carats Cushion Cut Natural Gemstone
Located in Bangkok, TH
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Dimensions : 8.7x7.6x4.7 mm
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Located in London, GB
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Fantastic Cobalt Blue Spinel Gemstone 1.04 Carats Aig Certified Spinel Burma
Located in Bangkok, TH
Fantastic Cobalt Blue Spinel Gemstone, Available For Sale At Wholesale Price Natural High Quality
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Located in Bangkok, TH
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Precious Cobalt Blue Natural Spinel Stone 1.05 Carats AIG Certified Spinel
Located in Bangkok, TH
Precious Cobalt Blue Natural Spinel Stone, Available For Sale At Wholesale Price Natural High
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By Cartier
Located in Sherman Oaks, CA
Case #090605956 SS
Stainless Steel Round Case
25 mm in Diameter (27 mm w/ Spinel Crown)
Lug-to-Lug
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Located in Hua Hin, TH
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Located in Hong Kong, HK
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Cobalt Blue Spinel For Sale on 1stDibs
You are likely to find exactly the cobalt blue spinel 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 18k gold, gold and platinum. For this particular accessory, there are many different carat weights to choose from, but 1.5 carat and 2 carat versions are of considerable interest. Finding an appealing cobalt blue spinel — no matter the origin — is easy, but Merkaba each produced a popular version that is worth a look. An oval cut version of this piece has appeal, but there are also antique cushion cut and octagon cut versions for sale. When shopping for a cobalt blue spinel, you’ll find that there are less available pieces for unisex or men today than there are for women.
How Much is a Cobalt Blue Spinel?
The price for a cobalt blue spinel starts at $300 and tops out at $9,900 with these rings, on average, selling for $590.
Questions About Cobalt Blue Spinel
- What is cobalt spinel?1 Answer1stDibs ExpertApril 5, 2022Cobalt blue spinels are the rarest and most valued type of spinel gemstone. They’re very popular in the modern gem industry and sought after by collectors. On 1stDibs, you’ll find a collection of cobalt spinel jewelry from some of the world’s top sellers.
- 1stDibs ExpertApril 5, 2022True cobalt Spinel have a high-quality blue coloring that won’t glow under a UV light. For detailed analysis, consult a jeweler. Shop a collection of expertly-vetted cobalt spinel jewelry from some of the world’s top sellers on 1stDibs.
- Why is cobalt spinel expensive?1 Answer1stDibs ExpertApril 5, 2022Cobalt spinel is typically an expensive gemstone because it is rare. The gemstones feature a highly saturated blue color that sets them apart from other varieties of spinel. You can shop a selection of cobalt spinel gemstone jewelry on 1stDibs.
- Is a cobalt spinel gem rare?1 Answer1stDibs ExpertApril 5, 2022Yes, the cobalt spinel gem is extremely rare and is one of the most desirable gems in the industry. It is found in a single mine in Vietnam and is one of the few gems that occur naturally. Shop a collection of expertly vetted gems from some of the world’s top sellers on 1stDibs.
- Is all blue glass cobalt?1 Answer1stDibs ExpertApril 5, 2022No, not all blue glass is cobalt glass. Only those made with cobalt oxide can be called cobalt. In some pieces, the presence of copper oxide accounts for the color, however, cobalt glass is much more common. You'll find a collection of cobalt glass on 1stDibs.
- How old is cobalt blue glass?1 Answer1stDibs ExpertApril 5, 2022How old cobalt glass is varies greatly. Ancient Mesopotamian examples exist from roughly 2000 BC. In China, cobalt glass became common during the Zhou Dynasty, which lasted from 1122 to 221 BC. European cobalt glass may date back to as early as the 15th century. Shop a collection of antique cobalt glass on 1stDibs.
- 1stDibs ExpertApril 5, 2022If your glass has a blue tint to it, it is likely cobalt blue glass. There are three shades of cobalt glass; dark cobalt, which has a slight purplish hue, light or cornflower blue and medium blue. To verify its authenticity, check with an appraiser. You can also shop a collection of cobalt blue glass from some of the world’s top sellers on 1stDibs.
- 1stDibs ExpertApril 5, 2022Cobalt blue glass is a deep blue glass that often gets its color by the addition of cobalt oxide in the molten glass mixture when the glass is being formed. The best way to identify cobalt blue glass is by the color. Shop a collection of cobalt blue glass from some of the world’s top sellers on 1stDibs.
- Does cobalt make glass blue?1 Answer1stDibs ExpertApril 5, 2022Yes, cobalt oxide makes glass blue. Different amounts of cobalt can be used to create more saturated levels of blue or to simply neutralize yellow for a more clear finish. Copper oxide can also be used to create a blue tinted glass. Shop a collection of cobalt glass from some of the world’s top sellers on 1stDibs.
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