Blue Spinel

Natural Spinel Loose gemstone Laboratory certified GFCO Gemstone Color: Blue Gemstone Type: Spinel Gemstone size: 10.72x7.60x6.00 mm Cut Grade: Excellent Clarity/Grade: Eye Clean Ge...

Being offered for sale is a 10K Yellow Gold Spinel Solitaire Oval Ring. Would make a beautiful right hand ring. Stamped 10K yellow gold 2.3 grams total weight 10mm by 8mm Spinel o...

Art Deco Brooch with diamond. Tests 95% platinum and weighs 3.2 grams. The pin & latch are white gold The Brooch measures 1 3/4 inches long and 3/8 inches wide. There is a small,...

This unheated Blue color change spinel has exceptional brilliance and luster !

Natural Spinel Loose gemstone Laboratory certified AGL Gemstone Color: Greyish-Blue Gemstone Type: Spinel Gemstone size: 9.21x7.79x5.51 mm Cut Grade: Excellent Clarity/Grade: Eye Cl...

This unheated Blue color change pear shape spinel has exceptional brilliance and luster!

Weight 3.10 carat Dimensions 8.4x8.1x5.5mm Treatment None Origin Burma Clarity Eye Clean Shape Cut Cushion NA This stunning 3.10 carat natural Spinel showcases a delicate and lum...

This unheated Blue color change Heart shape spinel has exceptional brilliance and luster!

This diamond by the yard style necklace features bezel set bright blue round spinels alternating with natural round bezel set diamonds set in 14 karat white gold.

Brooch in 18 karat yellow gold, own hallmark. Highly symbolic, this antique brooch represents a four-leaf clover, each of which is adorned with a heart-cut synthetic spinel and a lin...

Spectacular, one-of-a-kind Toi et Moi Ring handmade, in 18k White Gold, Featuring two prominent Pink and Blue Natural Pear, Brilliant cut Spinels. Among some of the rarest colors for...

--Stone(s):-- (2) Synthetic Lab Grown Spinel - Round Brilliant Cut - Bezel Set - Vivid Blue Color ** See Certification Details Below for Complete Info ** Material: Solid 18k Yellow ...

Stock Number: EG-910239716-22081712-EY --Certification Details:-- Laboratory: GIA Report Number: 2225462940 Shape: Cushion Cutting Style: Crown: Modified Brilliant Cut Cutting Style...

Stock Number: MK-170141017 --Certification Details:-- Laboratory: GIA Report Number: 6233609521 Shape: Oval Cutting Style: Crown: Brilliant Cut Cutting Style: Pavilion: Step Cut Tra...

, spinels are the stars of tomorrow, the refraction and brilliance is unbelievably beautiful, here we have a grey-blue untreated spinel from Burma with GFCO Expertise / Thailand, app...

1.05 Carat Natural Blue Spinel from Sri Lanka (Ceylon) Dimension: 6.43 x 5.17 x 3.51 mm Weight: 1.05 Carat Shape: Octagon Cut No Heat GIL Certified Report No: STO2023010552114

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

Antique art deco ring with diamonds and blue spinel in 18k white gold settings. Tests 18k and weighs 3.4 grams.

A rare, collector level cobalt blue spinel from Mahenge, Tanzania, offered loose and unmounted by Merkaba Jewelry Beverly Hills.

Tanzania Blue Spinel Marquise Faceted Natural Cut Stone for Fine Jewelry Weight - 2.16 Cts Size - 12x6x5 mm Shape - Marquise Quantity - 1 Piece

Brilliant 2 - Stone Pink and Blue Spinel Ring. Two oval shape Brilliant natural spinel's total 5.65 carat. one is Blue-ish - grey-ish and one is pink/purple-ish 14k Rose Gold 4.75 g...

This pretty BLUE spinel Cushion cut , weighs 2.46 carats and would make a beautiful 3-stone ring, though its shape lends itself to a variety of possibilities!

This pretty BLUE spinel Cushion cut , weighs 3.48 carats and would make a beautiful 3-stone ring, though its shape lends itself to a variety of possibilities!

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...

Brilliant center - Stone Blue Spinel Ring. Brilliant natural spinel's total 3.05 carat.

Natural Greenish-BLUE Spinel gemstone from Tanzania GFCO Laboratory certified Gemstone Color: Greenish-Blue Gemstone Type: Spinel Gemstone size: 7.42x7.89x5.39 mm Cut Grade: Excelle...

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...

Natural Cobalt Blue Spinel Loose gemstone Origin Tanzania! Laboratory certified GFCO Gemstone Color: Blue Gemstone Type: Spinel Gemstone size: 10.10x7.53x5.51mm Gemstone Shape: Ova...

Natural Blue Spinel Loose gemstone from Tanzania! GFCO Laboratory certified Gemstone Color: greyish Blue Gemstone Type: Spinel Gemstone size: 9.56x8.14x5.13mm Cut Grade: Very Good C...

Natural Blue Spinel loose gemstone from Tanzania GFCO Laboratory certified Gemstone Color: Blue Gemstone Type: Spinel Gemstone size: 8.90x7.03x5.13 mm Cut Grade: Excellent Clarity/G...

Mid-Century beautiful spinel and diamond engagement ring. GIA Certified oval dark blue spinel in its original handmade 1950's platinum setting, accented with 3 tapered baguette diamo...

Natural Green-Blue Spinel gemstone Laboratory certified GFCO Gemstone Color: Vivid Green-blue/Blue-green Gemstone Type: Spinel Gemstone size: 8.38x9.48x5.46 mm Cut Grade: Very Good ...

Natural Grey-Blue Spinel gemstone from Tanzania GFCO Laboratory certified Gemstone Color: Grey-Blue Gemstone Type: Spinel Gemstone size: 8.61x7.79x4.67mm Cut Grade: Excellent Clarit...

Natural Darkish Blue Spinel Pair Cushion Cut Well Matched Perfect Loose Gemstones Pair for Custom Fine Jewelry Design Authentic Earth Mined Red Crystals Precision Faceted with High ...

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...

Remarkable in color, the cushion shaped, brilliant cut blue spinel centering this statement ring weighs 5.34 carats.

Sapphire: 1.46ct Tanzanite: 1.21ct Amethyst: 1.02ct Tanzanite: 1.27ct Yellow Sapphire: 1.31ct Green Diopside: 1.35ct Emerald: 1.05ct Aquamarine: 1.12ct Tourmaline: 1.42ct Ky...

At the center, a bezel-set emerald-cut blue spinel in a deep, inky teal, flanked above and below by bezel-set antique baguette diamonds.

Art Nouveau Spinel and Seed Pearl Lavaliere Pendant in 10k Yellow Gold This Art Nouveau lavaliere pendant is crafted in 10k yellow gold and features an open, elongated design center...

Natural Grey-Blue Spinel gemstone from Tanzania GFCO Laboratory certified Gemstone Color: Grey-Blue Gemstone Type: Spinel Gemstone size: 8.80x7.02x4.87 mm Cut Grade: Excellent Clari...

Those who wish to wear a protective charm with beauty and hardness almost equivalent to Sapphire and Ruby can also go for a natural Spinel gemstone. Red Spinel can substitute for Rub...

The ring boasts a center 5.65 carat oval blue spinel cabochon gemstone. The center cabochon is measures pprox 10x9x6mm and is a size 6 The total weight of the ring is 7.5g

Art Deco diamond and blue spinel brooch in 14k gold. Tests 14k and weighs 5.5 grams.

Faceted Cobalt Spinel Weight : 2.17 Carat Dimension: 7.78 X 7.42 x 4.48 Mm Colour: Blue Origin: Tanzania Treatment: Non Certificate: GFCO Certificate Available Shape: Octagon...

This exquisite silver cuff bracelet showcases light blue cabochon-cut spinels nestled in elegant square settings.

This pretty purplish pink and greyish Blue spinel Cushion cut , weighs 2.52 carats and would make a beautiful pair of earrings , though its shape lends itself to a variety of possi...

For clients exploring colorful alternatives, we can also offer Pink Sapphire earrings and Pink Tourmaline earrings upon request. Popular spinel varieties include Blue Spinel, Red Spi...

The diamonds are emerald cuts, g,h, i color range, Vs clarity. The blue stones look like blue spinel but are too small to authenticate.

Faceted Cobalt Spinel Weight : 1.32 Carat Dimension: 6.48 x 5.74 x 4.71 Mm Colour: Blue Origin: Tanzania Treatment: Non Certificate: AIG Certificate Available Shape: Cushion For y...

Faceted Cobalt Spinel Weight : 2.01 Carat Dimension: 9.02 x 6.71 x 4.37 Mm Colour: Blue Origin: Tanzania Treatment: Non Certificate: AIG Certificate Available Shape: Oval For year...

Faceted Cobalt Spinel Weight : 1.53 Carat Dimension: 7.00 x 6.47 x 4.72 Mm Colour: Blue Origin: Tanzania Treatment: Non Certificate: AIG Certificate Available Shape: Cushion For ye...

Red Spinel can substitute for Ruby where Blue Spinel can be worn in place of Blue Sapphire.

Red Spinel can substitute for Ruby where Blue Spinel can be worn in place of Blue Sapphire.

Red Spinel can substitute for Ruby where Blue Spinel can be worn in place of Blue Sapphire.

Red Spinel can substitute for Ruby where Blue Spinel can be worn in place of Blue Sapphire.

Splendid "skirt" ring, it is set in 4 claws of a natural blue spinel within an openwork decoration such a draped.

Stainless Steel and Yellow Gold ( 28 x 35 mm ) ; date at 6 o'clock with blue spinel crown. Silver Guilloche dial with Roman numerals.