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 Weight: 2.12 carat Cut: Octagonal
Spinel
$336Sale Price|20% Off
1.20 Carat Natural Loose Cobalt Blue Spinel Emerald Cut Tanzanian Gemstone
Located in Bangkok, TH
Weight 1.20 carat Dimensions 6.3x6.0x3.9mm Treatment None Origin Tanzanian Clarity Eye Clean Shape Cut Emerald The 1.20 Carat Natural Loose Cobalt Blue Spinel is a captivating...
Spinel
Natural Cobalt Blue Spinel Gemstone, Top Grade Spinel From Tanzania 3.14 CTs
Located in Peshawar, PK
Color : Cobalt Blue Clarity : SI Treatment :Natural Origin : Tanzania Hardness : 7.5-8 Family : Oxide This stunning **Cobalt Blue Spinel gemstone** is a rare and captivating treasu...
Spinel
Spectra Fine Jewelry 8.46 Carat Certified Cobalt Blue Spinel Diamond Ring
By Spectra Fine Jewelry
Located in New York, NY
The captivating cobalt blue hue of the Spinel evokes the serenity of a deep ocean, drawing admiration from every angle.
Diamond, Spinel, Platinum
12.23 Carat Total Weight Bright Cobalt Blue Spinel 18 Karat White Gold Bracelet
Located in Houston, TX
It features 12.23 carat total weight in bright cobalt blue spinels set in 18 karat white gold. Wear alone for a statement or layer with your other favorite bracelets.
Spinel, Gold, 18k Gold, White Gold
6.08 Carat Cobalt Blue Spinel from Tanzania - AIG Certified
Located in Brisbane City, AU
This 6.08 carat cobalt-blue spinel displays the vivid, highly saturated blue colour that has made cobalt-bearing spinel one of the most sought-after gemstones among collectors and fi...
Spinel
$750Sale Price|25% Off
Certified 1.31 Carat Natural Loose Cobalt Blue Spinel From Tanzania
Located in Peshawar, PK
However, in 1984, scientists first identified cobalt as an additional coloring agent for highly saturated blue spinels.
Spinel, Other
$3,840Sale Price|10% Off
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 Lab, Switzerland) Width: 0.9 cm Length: 0.7 cm Ring Size: 54 Total Weight: 6.19...
Diamond, Spinel, 18k Gold, White Gold
3.07 Carat Cobalt Blue Mahenge Spinel Oval Cut Loose Gemstone with Bellerophon
By Merkaba
Located in Beverly Hills, CA
A rare, collector level cobalt blue spinel from Mahenge, Tanzania, offered loose and unmounted by Merkaba Jewelry Beverly Hills.
Spinel, 18k Gold, Rose Gold, White Gold, Yellow Gold, Platinum
$195Sale Price|20% Off
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 Weight: 1.16 Carat Shape: Cushion Cut No Heat GIL Certified Report No: STO2023010552113
Spinel
GFCO Certified Natural 7.06Ct. Blue Cobalt Spinel gemstone, Cushion, Tanzania
By GRALJEWELRY
Located in Dublin, D
Natural Cobalt blue Spinel Loose gemstone Laboratory certified GFCO Gemstone Color: Cobalt Blue Gemstone Type: Spinel Gemstone size: 12.08x10.20x6.60 mm Cut Grade: Excellent Clarity...
Spinel
Spinel Cobalt VIVID Blue 2.99Ct natural gemstone, Oval cut, Tanzania Certificate
By GRALJEWELRY
Located in Dublin, D
Natural Cobalt Blue Spinel gemstone from Tanzania! GFCO Laboratory certified Gemstone Color: VIVID Blue Gemstone Type: Spinel Gemstone size: 9.02x7.71x5.91mm Cut Grade: Very Good Cl...
Spinel
Spinel Cobalt Blue 3.04Ct natural gemstone, Oval cut, Tanzania, GFCO certified
By GRALJEWELRY
Located in Dublin, D
Natural Cobalt Blue Spinel Loose gemstone Origin Tanzania!
Spinel
Natural Blue Vietnamese Cobalt Spinel Gemstone 0.54 carats with GIA Report
Located in Los Angeles, CA
Identification: Natural Vietnamese Cobalt Blue Spinel • Carat: 0.54 carats • Shape: Oval • Measurements: 6.17 x 4.51 x 2.78 mm • Cut: Brilliant/ Modified Brilliant • Color: Blu...
Spinel
$472Sale Price|20% Off
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 Weight: 1.98 Carat No Heat GIL Certified Report No: St02022102151324
Spinel
GFCO Certified Natural 2.09Ct. Blue Cobalt Spinel gemstone, Oval cut
By GRALJEWELRY
Located in Dublin, D
Natural Spinel Loose gemstone Laboratory certified GFCO Gemstone Color: Cobalt Blue Gemstone Type: Spinel Gemstone size: 8.96x6.58x4.72 mm Cut Grade: Excellent Clarity/Grade: Loupe ...
Spinel
$960Sale Price|20% Off
GFCO Certified 2.17 Carat Natural Loose Blue Cobalt Spinel From Tanzania
Located in Peshawar, PK
However, in 1984, scientists first identified cobalt as an additional coloring agent for highly saturated blue spinels.
Spinel
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 spinels with a total weight of 4.91 carats.
Spinel, Gold, 14k Gold, White Gold
Grs & Gil Certified Cobalt Blue Spinel and Diamond Ring
Located in Hung Hom, HK
Blue Diamond cannot get close to the supernatural blazing Blue tone of Cobalt Spinel.
Diamond, Spinel, Gold, 18k Gold, White Gold
GEMCOOK JEWELLERY 1.04ct Cobalt Spinel Blue Flower Ring
Located in Bangkok, TH
GEMCOOK JEWELLERY 1.04ct Cobalt Spinel Blue Flower Ring1.04ct Charming cobalt blue~ A circle of flowers inlaid around it~ Girls' hearts overflow again With EGL certificate This stunn...
Spinel
18 Karat White Gold Blue Cobalt Spinel Ring with Black and White Diamonds
By Niquesa
Located in London, GB
A mesmerising cushion cut blue spinel encircled by a delicate ring of brilliant cut diamonds, surrounded by a glittering pave' of black and white diamonds Details Blue Cobalt Spinel...
Spinel, White Diamond, Black Diamond, 18k Gold, White Gold
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 1.04 Carats Unheated Natural Spinel from Burma.
Spinel
Sold
W 0.22 in D 0.13 in L 0.28 in
1.10 carats Cobalt Blue Spinel Stone Emerald Cut Tanzanian Gemstone
Located in Bangkok, TH
Perfect for fine jewelry or as a prized addition to any gemstone collection, this cobalt blue spinel is a stunning representation of nature's artistry.
Spinel
Sold
W 0.36 in D 0.2 in L 0.43 in
3.69 carats Cobalt Blue Spinel Stone Oval Mixed Cut Natural Tanzanian Gemstone
Located in Bangkok, TH
With a weight of 3.69 carats, this Tanzanian treasure is a testament to the earth's splendor, combining the rarity of the gem's origin with the skilled craftsmanship of its cut. ...
Spinel
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, incredible Blue color.
Spinel
Excellent Cobalt Blue Loose Spinel Gem 1.80 CTS Buy Spinel Gemstone Spinel Ring
Located in Bangkok, TH
Excellent Cobalt Blue Loose Spinel Gem of 1.80 carats from Sri lanka has a wonderful cut in a Triangular shape, incredible Blue color.
Spinel
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 Quality 1.05 Carats Unheated Natural Spinel from Sri lanka.
Spinel
Sold
W 0.29 in D 0.21 in L 0.42 in
Natural Cobalt Blue Spinel loose gemstone 3.50 ct, High quality, Origin Tanzania
By GRALJEWELRY
Located in Dublin, D
Natural Cobalt Blue Spinel loose gemstone 3.50 ct., High quality, Octagon cut, Origin Tanzania.
Spinel
Sold
W 0.21 in D 0.17 in L 0.29 in
GIA Certified 1.51 carats Cobalt Blue Spinel Stone Step Cut Natural Gemstone
Located in Bangkok, TH
Cobalt spinel's are highly prized for their rarity, and this specimen, with its vivid blue tone and expert craftsmanship, stands as a true collector's gemstone.
Spinel
Sold
W 0.25 in D 0.19 in L 0.26 in
GIA Certified 1.50 carats Cobalt Blue Spinel Stone Step Cut Natural Gemstone
Located in Bangkok, TH
Cobalt spinel's are highly prized for their rarity, and this specimen, with its vivid blue tone and expert craftsmanship, stands as a true collector's gemstone.
Spinel
Sold
W 0.31 in D 0.23 in L 0.36 in
Natural Cobalt Blue spinel quality VS, 3.48 Ct. gemstone, Certificate GFCO
By GRALJEWELRY
Located in Dublin, D
Natural Spinel gemstone Laboratory certified Gemstone Color: Blue Gemstone Type: Spinel Gemstone size: 9.05x7.81x5,84mm Cut Grade: Very Good Clarity/Grade: VS Gemstone Shape: Cushio...
Spinel
'The Blue Moon' - 2.69 Carat Cobalt Blue Spinel Platinum ring with VS diamonds.
Located in Hua Hin, TH
Platinum ring set with a 2.69 carat Blue Cobalt Spinel & 58pcs. Diamonds total 0.30 carat.
Diamond, Spinel, Platinum
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 Weight: 2.06 Carat Shape: Cushion Cut No Heat GIL Certified Report No: STO2023010552108
Spinel
Sold
W 0.27 in D 0.21 in L 0.34 in
Grace of Purplish Gray Burmese Spinel 2.35 carats Radiant Cut Natural Loose Gem
Located in Bangkok, TH
black spinel grey spinel jedi spinel cobalt blue spinel spinel rock natural spinel
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 6.99 x 4.86 mm Cut: Oval No Heat
Spinel
Sold
W 0.27 in D 0.19 in L 0.36 in
GFCO Certified Natural 2.40Ct Blue Cobalt Spinel gemstone, Origin Tanzania.
By GRALJEWELRY
Located in Dublin, D
Natural Blue Cobalt Spinel gemstone GFCO Laboratory certified Gemstone Color: Blue Gemstone Type: Spinel Gemstone size: 8.98x6.67x4.69mm Cut Grade: Very Good Clarity/Grade: VS Gemst...
Spinel
Sold
W 0.31 in D 0.19 in L 0.25 in
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 Weight: 1.79 Carat Cut: Oval No Heat
Spinel
Sold
W 0.24 in D 0.2 in L 0.33 in
Natural Spinel Cobalt blue Loose Gemstone 2.04 Ct., Certificate, cushion cut.
By GRALJEWELRY
Located in Dublin, D
Natural Spinel Cobalt blue Loose Gemstone 2.04 Ct., Certificate, cushion cut.
Spinel
Edwardian AGL Certified Cobalt Blue Spinel Diamond Natural Pearl Necklace
Located in Sarasota, FL
Magnificent and Rare, this early twenteth century Edwardian necklace contains a 10.03 carat vivid blue, natural Cobalt Spinel , large pear shape natural Pearl and approximately 2.00 ...
Diamond, Pearl, Spinel, 18k Gold
1.55 Carat Colombian Emerald & Diamond Three-stone Ring in Platinum 900
Located in Bangkok, TH
Introducing the epitome of luxury and sophistication, behold the breathtaking three-stone, Emerald and Diamond Ring, a true marvel in the world of fine jewelry. Crafted with precisio...
Diamond, Emerald, Platinum
TIFFANY & Co. Atlas 18K Gold Half Circle Diamond 12mm Band Ring 6.5
By Tiffany & Co.
Located in Los Angeles, CA
TIFFANY & Co. Atlas 18K Gold Half Circle Diamond 12mm Band Ring 6.5 Metal: 18K Yellow Gold Size: 6.5 Band Width: 12mm Weight: 17.20 grams Diamond: 26 round brilliant diamonds...
Diamond, 18k Gold
1.19 Carat Natural Violet Ceylon Spinel
Located in Hua Hin, TH
1.19 Carat Natural Violet Spinel from Sri Lanka (Ceylon) Dimension: 6.64 x 5.63 x 3.83 mm Weight: 1.19 Carat Shape: Cushion Cut No Heat GIL Certified Report No: STO2023010552110
Spinel
$584Sale Price|20% Off
W 0.16 in D 0.25 in L 0.3 in
1.36 Carat Natural Loose Hot Pink Spinel Stone Oval Cut Tanzanian Gemstone
Located in Bangkok, TH
Weight 1.36 carat Dimensions 7.6x3.82x6.1mm Treatment None Origin Tanzanian Clarity VVS Shape Cut Oval This vibrant 1.36 carat Natural Hot Pink Spinel showcases an intense, ...
Spinel
1.92 Carat Blue Spinel Lotus Certified
Located in Hua Hin, TH
1.92 Carat Blue Spinel from Sri Lanka Shape: Antique. Cushion Cutting Style: Faceted Brilliant Modified Step Dimensions: 8.20 x 6.62 x 4.13 mm Color: Blue with medium saturation and ...
Spinel
Vintage Platinum, 1960s Cushion Cut Aquamarine & Calibrated Ruby Cocktail Ring
Located in Brighton, GB
Vintage Aquamarine Cocktail Ring Platinum Tested Circa 1960s Step into a world of elegance with this fabulous vintage cocktail ring from the 1960s. At its heart lies a mesmerisin...
Aquamarine, Ruby, Platinum
$1,800Sale Price|20% Off
Royal Natural white topaz sterling silver tiara head accessory wedding band
Located in Delhi, DL
For the queen in you! This royal tiara is a symbol of beauty and self-love. It is made up of Natural white topaz in sterling silver. Gemstone type- White topaz Gemstone origin- Nat...
Topaz, Sterling Silver
7.55 Carat Peach Tourmaline Emerald Cut Platinum Diamond Ring
By Merkaba
Located in Beverly Hills, CA
A 7.55 carat peach tourmaline emerald cut platinum diamond ring, handcrafted by Merkaba Jewelry Beverly Hills as a romantic collector jewel and meaningful alternative engagement ring...
Diamond, Tourmaline, White Diamond, Emerald, Platinum
Emilio Jewelry Gia Certified Fancy Blue Diamond Ring
By Emilio!
Located in New York, NY
From Emilio Jewelry, a well known and respected wholesaler/dealer located on New York’s iconic Fifth Avenue, Featuring a very special center diamond Gia Certified as Natural 4.00 Ca...
Blue Diamond
Multi Strand Bead Emerald Necklace with Carved Drop Pendant
Located in New York, NY
Multi Strand Bead Emerald Necklace with Carved Drop Pendant This double-strand emerald necklace features deep green beads leading to a diamond-set clasp and pendant. The centerpiece...
Emerald, Gold, 18k Gold, White Gold, Platinum
Bvlgari Flower Natural Sapphire Diamond 18K Yellow Gold Bulgari Ring
By Bulgari
Located in Miami, FL
These chic designer Bvlgari multi-color sapphire and diamond ring is crafted in solid 18-karat yellow gold, weighing 7.5 grams and measuring 16mm x 7mm high. They are composed of 5 n...
Diamond, Sapphire, Yellow Gold
$656Sale Price / item|20% Off
Dainty Heart Cut Ruby Unisex Ring in 18k Solid Yellow Gold, Signet Ring for Her
By VR Jewels
Located in New York, NY
Dainty Heart Cut Ruby Unisex Ring, Signet Ring for Her in 18K Gold featuring natural ruby of 0.25 carats. The gorgeous handcrafted ring goes with every style, every occasion or any o...
Ruby, Gold, 18k Gold, Yellow Gold
$225Sale Price / item|50% Off
Turquoise Center Unisex Ring Framed with Sparkling Zircon Set in 925 Silver
Located in New York, NY
This Bold Turquoise Center Unisex Ring Framed with Sparkling Zircan handcrafted ring featuring a vibrant oval shaped turquoise cabochon at its center. The rich blue hue of the natura...
Turquoise, Zircon, Silver, Sterling Silver
$105,776
H 0.28 in Dm 0.61 in
Vintage Platinum Audemars Piguet Haute Joaillerie Diamond Tennis Bracelet Watch
By Audemars Piguet
Located in Antwerp, BE
StunningHigh Yewellery Platinum Tennis bracelet / watch Audemars Piguet. Calibre: 2426 Diamonds: The bracelet has together 16,2 carat diamonds. D color Internally Flawless Materi...
Diamond, Platinum
Fancy Vivid Yellow Diamond Dragonfly Brooch
By Fred Leighton
Located in New Orleans, LA
Enveloped in a sea of 60.26 carats of fancy vivid yellow diamonds is this tour de force of jewelry craftsmanship from the collaboration of jewelry legends Fred Leighton and Carvin Fr...
Yellow Diamond, Ruby, 18k Gold, Yellow Gold
5.03 Carat Royal Blue Sapphire Cushion Three Stone Platinum Engagement Ring
By Merkaba
Located in Beverly Hills, CA
A G.I.A certified 5.03 carat royal blue sapphire cushion cut platinum three stone ring, handcrafted by Merkaba Jewelry Beverly Hills as a refined collector jewel and meaningful alter...
Diamond, White Diamond, Multi-gemstone, Sapphire, Blue Sapphire, Platinum