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18k White Gold No Heat Spinel Necklace
18k White Gold No Heat Spinel Necklace

18k White Gold No Heat Spinel Necklace

Located in Hong Kong, HK

, this necklace effortlessly transitions from day to night. The 18k White Gold No Heat Spinel Necklace

Category

2010s Hong Kong Contemporary Beaded Necklaces

Materials

Spinel, White Gold

GIA Certified Natural No Heat Spinel 3.86ct Diamonds Cluster Ring 14Kt
GIA Certified Natural No Heat Spinel 3.86ct Diamonds Cluster Ring 14Kt

GIA Certified Natural No Heat Spinel 3.86ct Diamonds Cluster Ring 14Kt

Located in New York, NY

Octagon Spinel 3.86ct. Natural GIA "No Heat" Spinel Diamonds ring. Spinel No Heat, Raspberry

Category

2010s American Cluster Rings

Materials

Diamond, Spinel, 14k Gold, White Gold

2.87 Carat Natural Red NO HEAT Spinel GIA and Diamond Vintage Platinum Ring
2.87 Carat Natural Red NO HEAT Spinel GIA and Diamond Vintage Platinum Ring

2.87 Carat Natural Red NO HEAT Spinel GIA and Diamond Vintage Platinum Ring

Located in Montreal, QC

Simply Beautiful! Finely detailed Natural Red NO HEAT Spinel GIA and Diamond Platinum Vintage

Category

21st Century and Contemporary Modern Cocktail Rings

Materials

Diamond, Spinel, Platinum

Rosaria Varra Natural No Heat Spinel 'GIA' and Emerald Earrings in 18 Karat Gold
Rosaria Varra Natural No Heat Spinel 'GIA' and Emerald Earrings in 18 Karat Gold

Rosaria Varra Natural No Heat Spinel 'GIA' and Emerald Earrings in 18 Karat Gold

By Rosaria Varra

Located in Miami, FL

A pair of GIA No Heat Spinel and Emerald earrings in 18K yellow gold. Designed by Rosaria Varra

Category

21st Century and Contemporary American Contemporary Stud Earrings

Materials

Emerald, Spinel, Gold, 18k Gold, Yellow Gold

Art Deco GIA Certified 4.35 Carat No Heat Spinel Vintage Platinum Ring
Art Deco GIA Certified 4.35 Carat No Heat Spinel Vintage Platinum Ring

Art Deco GIA Certified 4.35 Carat No Heat Spinel Vintage Platinum Ring

By Gad & Co.

Located in Miami, FL

Vintage Art Deco GIA Certified No Heat Spinel 18K Gold and Platinum Ring. This cathedral ring

Category

Mid-20th Century North American Art Deco Cocktail Rings

Materials

Diamond, Spinel, Gold, 18k Gold, White Gold, Platinum

18kt White Gold Ring with a 3.25 Ct No Heat Spinel Stone and 1.2ct Diamonds
18kt White Gold Ring with a 3.25 Ct No Heat Spinel Stone and 1.2ct Diamonds

18kt White Gold Ring with a 3.25 Ct No Heat Spinel Stone and 1.2ct Diamonds

Located in Antwerp, BE

18kt White Gold Ring with a 3.25 Ct No Heat Spinel Spinel stone and 1.2ct Diamonds Exclusive

Category

21st Century and Contemporary Artisan Engagement Rings

Materials

Diamond, Spinel, White Gold

Emilio Jewelry Certified 19.79 Carat No Heat Spinel Earring
Emilio Jewelry Certified 19.79 Carat No Heat Spinel Earring

Emilio Jewelry Certified 19.79 Carat No Heat Spinel Earring

By Emilio!

Located in New York, NY

Showcasing a pair of gorgeous natural no heat untreated Spinels weighing almost 20 carats. The

Category

21st Century and Contemporary Drop Earrings

Materials

Spinel

Emilio Jewelry Certified 9.00 Carat No Heat Spinel Ring
Emilio Jewelry Certified 9.00 Carat No Heat Spinel Ring

Emilio Jewelry Certified 9.00 Carat No Heat Spinel Ring

By Emilio!

Located in New York, NY

Showcasing a 9 carat spinel of no heat with exceptional color and clarity. Hand made in the Emilio

Category

21st Century and Contemporary Cocktail Rings

Materials

Spinel

MOISEIKIN 18 Karat White Gold 2.10ct No Heat Spinel Cocktail Ring
MOISEIKIN 18 Karat White Gold 2.10ct No Heat Spinel Cocktail Ring

MOISEIKIN 18 Karat White Gold 2.10ct No Heat Spinel Cocktail Ring

By MOISEIKIN

Located in Hong Kong, HK

2.10ct oval spinel, certified no heat. Sourced from the famed Mahenge region, this spinel is celebrated

Category

2010s Thai Contemporary Cocktail Rings

Materials

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

MOISEIKIN 18 Karat White Gold 1.71ct No Heat Spinel Cocktail Ring
MOISEIKIN 18 Karat White Gold 1.71ct No Heat Spinel Cocktail Ring

MOISEIKIN 18 Karat White Gold 1.71ct No Heat Spinel Cocktail Ring

By MOISEIKIN

Located in Hong Kong, HK

is a 1.71ct oval spinel, certified no heat. Sourced from the famed Mahenge region, this spinel is

Category

2010s Thai Contemporary Cocktail Rings

Materials

Spinel, Sapphire, Diamond, White Gold, 18k Gold

GIA Certified 11.56 Carat Burma No Heat Spinel Sugarloaf Platinum Ring
GIA Certified 11.56 Carat Burma No Heat Spinel Sugarloaf Platinum Ring

GIA Certified 11.56 Carat Burma No Heat Spinel Sugarloaf Platinum Ring

Located in Kowloon, Hong Kong

Behold an exquisite testament to nature’s artistry with this stunning 11.56-carat red spinel ring

Category

2010s Modern Solitaire Rings

Materials

Spinel, Platinum

Art-Deco Burma No Heat Spinel Cabochon White Diamond Platinum Bracelet
Art-Deco Burma No Heat Spinel Cabochon White Diamond Platinum Bracelet

Art-Deco Burma No Heat Spinel Cabochon White Diamond Platinum Bracelet

Located in Kowloon, Hong Kong

staggering 55 carats of natural Burmese spinel cabochons — unenhanced, with a mesmerizing depth of vivid

Category

2010s Art Deco Retro Bracelets

Materials

White Diamond, Spinel, Diamond, Platinum

GIA Certified 1.14 Carat Burmese, No Heat Spinel Ring Set in Platinum
GIA Certified 1.14 Carat Burmese, No Heat Spinel Ring Set in Platinum

GIA Certified 1.14 Carat Burmese, No Heat Spinel Ring Set in Platinum

Located in Tokyo, JP

A beautiful halo ring featuring a GIA Certified 1.144 Carat Natural, No Heat, Burmese Spinel and

Category

21st Century and Contemporary Japanese Modern Fashion Rings

Materials

Diamond, Spinel, Platinum

Certified Natural 9.18 Carat Vivid Purple No Heat Spinel & Diamond Cocktail Ring
Certified Natural 9.18 Carat Vivid Purple No Heat Spinel & Diamond Cocktail Ring

Certified Natural 9.18 Carat Vivid Purple No Heat Spinel & Diamond Cocktail Ring

Located in Hong Kong, HK

Please check out the HD video! Statement ring!!!! This spinel is certified no heat or treatment

Category

2010s Hong Kong Cocktail Rings

Materials

Spinel, White Diamond, Diamond, Gold, White Gold, 18k Gold

Time Wrapped Spinel No Heat 18K Designer Ring
Time Wrapped Spinel No Heat 18K Designer Ring

Time Wrapped Spinel No Heat 18K Designer Ring

By Malpani Jewels

Located in Hung Hom, HK

. Inspired by the theory of Time wrap hypothesis, a Burma No Heat Spinel weighing 0.57 carat is placed on

Category

2010s Hong Kong Art Nouveau Band Rings

Materials

Spinel, 18k Gold

Certified Red Spinel, Burma No Heat & Diamond Cocktail Ring 18 Karat Gold
Certified Red Spinel, Burma No Heat & Diamond Cocktail Ring 18 Karat Gold

Certified Red Spinel, Burma No Heat & Diamond Cocktail Ring 18 Karat Gold

By Emeralds Maravellous

Located in US

Stunning and classic natural Burma No Heat Spinel cushion-cut vivid red weighing 2.21 carats GFCO

Category

21st Century and Contemporary American Contemporary Engagement Rings

Materials

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

GIA Certified Burma No Heat Sapphire Cabochon Spinel Diamond Platinum Bracelet
GIA Certified Burma No Heat Sapphire Cabochon Spinel Diamond Platinum Bracelet

GIA Certified Burma No Heat Sapphire Cabochon Spinel Diamond Platinum Bracelet

Located in Kowloon, Hong Kong

. ---------------------------------------------------- Gemstone Weights: Sapphire-- 19.8 carats [GIA, Burma No Heat] Spinel -- 4.5 carats [GIA, Burma No Heat

Category

2010s Modern Bracelets

Materials

Diamond, Sapphire, Spinel, Platinum

GIA Certified 7.60 Carat No Heat Pink Spinel and Diamond Ring in Platinum
GIA Certified 7.60 Carat No Heat Pink Spinel and Diamond Ring in Platinum

GIA Certified 7.60 Carat No Heat Pink Spinel and Diamond Ring in Platinum

By Gad & Co.

Located in Miami, FL

GIA Certified Oval Cut Pink No Heat Spinel and Diamond Ring in Platinum. GIA certified spinel

Category

21st Century and Contemporary North American Contemporary Fashion Rings

Materials

Spinel, Diamond, Platinum

GIA 6.02 Carat Natural Spinel Diamond Platinum Three-Stone Engagement Ring
GIA 6.02 Carat Natural Spinel Diamond Platinum Three-Stone Engagement Ring

GIA 6.02 Carat Natural Spinel Diamond Platinum Three-Stone Engagement Ring

Located in Stamford, CT

center stone with two old mine brilliant cut side diamonds. GIA certified no heat Spinel of 3.75cts of

Category

Early 20th Century Three-Stone Rings

Materials

Diamond, Spinel, Platinum

9.12ct Bleu Cushion Shape Natural Spinel (No Heat)
9.12ct Bleu Cushion Shape Natural Spinel (No Heat)

9.12ct Bleu Cushion Shape Natural Spinel (No Heat)

Located in Antwerpen, BE

: None (No Heat) -Origin: Natural Spinel Offered as a one-of-a-kind treasure, this gemstone embodies

Category

2010s Loose Gemstones

Materials

Spinel

Spinel 9.88 Carats Burma No Heat Gubelin Certified.
Spinel 9.88 Carats Burma No Heat Gubelin Certified.

Spinel 9.88 Carats Burma No Heat Gubelin Certified.

Located in New York, NY

An exceptional and exceedingly rare 9.88 carat vivid red spinel originating from the legendary

Category

Vintage 1970s Burmese Loose Gemstones

Materials

Spinel

Exclusive Spinel Collection 68 Pcs No Heat Gemstone
Exclusive Spinel Collection 68 Pcs No Heat Gemstone

Exclusive Spinel Collection 68 Pcs No Heat Gemstone

By Emeralds Maravellous

Located in US

Burmese Spinel Fancy Oval Waterfall Loose Gems Set Spinel fancy 100% natural oval loose gems set

Category

21st Century and Contemporary Unknown Artisan Loose Gemstones

Materials

Spinel

1.27 Carat GIA Certified Burma No Heat Red Spinel
1.27 Carat GIA Certified Burma No Heat Red Spinel

1.27 Carat GIA Certified Burma No Heat Red Spinel

Located in Kowloon, Hong Kong

spinel is entirely natural and untreated, free from any enhancements or heat treatments, ensuring its

Category

2010s Loose Gemstones

Materials

Spinel

1.64 Carat GIA Certified Burma No Heat Red Spinel
1.64 Carat GIA Certified Burma No Heat Red Spinel

1.64 Carat GIA Certified Burma No Heat Red Spinel

Located in Kowloon, Hong Kong

spinel is entirely natural and untreated, free from any enhancements or heat treatments, ensuring its

Category

2010s Loose Gemstones

Materials

Spinel

1.91 Carat GIA Certified Burma No Heat Red Spinel
1.91 Carat GIA Certified Burma No Heat Red Spinel

1.91 Carat GIA Certified Burma No Heat Red Spinel

Located in Kowloon, Hong Kong

spinel is entirely natural and untreated, free from any enhancements or heat treatments, ensuring its

Category

2010s Loose Gemstones

Materials

Spinel

2.47 Carat GIA Certified Burma No Heat Red Spinel
2.47 Carat GIA Certified Burma No Heat Red Spinel

2.47 Carat GIA Certified Burma No Heat Red Spinel

Located in Kowloon, Hong Kong

spinel is entirely natural and untreated, free from any enhancements or heat treatments, ensuring its

Category

2010s Loose Gemstones

Materials

Spinel

1.06 Carat Natural Pink Spinel from Burma No Heat
1.06 Carat Natural Pink Spinel from Burma No Heat

1.06 Carat Natural Pink Spinel from Burma No Heat

Located in Hua Hin, TH

1.06 Carat Natural Pink Spinel from Burma Dimension: 6.21 x 6.08 x 3.36mm Shape: Cushion Cut

Category

2010s Burmese Loose Gemstones

Materials

Spinel

1.67 Carat Natural Purple Spinel from Burma No heat
1.67 Carat Natural Purple Spinel from Burma No heat

1.67 Carat Natural Purple Spinel from Burma No heat

Located in Hua Hin, TH

Lovely Sparkling 1.67 Carat Natural Purple Spinel from Burma Dimension: 8.41 x 6.43x 4.45. mm

Category

2010s Burmese Loose Gemstones

Materials

Spinel

1.36 Carat Natural Purple Spinel from Burma No Heat
1.36 Carat Natural Purple Spinel from Burma No Heat

1.36 Carat Natural Purple Spinel from Burma No Heat

Located in Hua Hin, TH

1.36 Carat Natural Purple Spinel from Burma Dimension: 7.23 x 5.21 x 3.74. mm Weight: 1.36 Carat

Category

2010s Burmese Loose Gemstones

Materials

Spinel

1.64 Carat Natural Purple Spinel from Burma No Heat
1.64 Carat Natural Purple Spinel from Burma No Heat

1.64 Carat Natural Purple Spinel from Burma No Heat

Located in Hua Hin, TH

1.64 Carat Natural Purple Spinel from Burma Dimension: 8.37 x 5.91 x 3.52 mm Weight: 1.64 Carat

Category

2010s Burmese Loose Gemstones

Materials

Spinel

1.16 Carat Natural Pink Spinel from Burma No Heat
1.16 Carat Natural Pink Spinel from Burma No Heat

1.16 Carat Natural Pink Spinel from Burma No Heat

Located in Hua Hin, TH

Untreated 1.16 Carat Natural Pink Spinel from Burma Dimension 6.23 x 5.83 x 3.71 mm Shape: Cushion

Category

2010s Burmese Loose Gemstones

Materials

Spinel

4.10 Carat Natural Burma No Heat Cushion Cut Pink Spinel
4.10 Carat Natural Burma No Heat Cushion Cut Pink Spinel

4.10 Carat Natural Burma No Heat Cushion Cut Pink Spinel

Located in Kowloon, Hong Kong

Discover the mesmerizing brilliance of this 4.10 carat pink Burma Spinel, a gemstone of rarity and

Category

2010s Loose Gemstones

Materials

Spinel

1.63 Carat Natural Vivid Pink Spinel from Burma No Heat
1.63 Carat Natural Vivid Pink Spinel from Burma No Heat

1.63 Carat Natural Vivid Pink Spinel from Burma No Heat

Located in Hua Hin, TH

Lovely sparkling 1.63 Carat Natural Vivid Pink Spinel from Burma Dimension: 7.61 x 5.82 x 4.72 mm

Category

2010s Burmese Loose Gemstones

Materials

Spinel

Sapphire Spinel Diamond Platinum Bracelet, GIA Certified No-Heat
Sapphire Spinel Diamond Platinum Bracelet, GIA Certified No-Heat

Sapphire Spinel Diamond Platinum Bracelet, GIA Certified No-Heat

Located in Beverly Hills, CA

are cabochon red spinels weighing approximately 15.31 carats, adding depth and richness. The piece is

Category

21st Century and Contemporary American Contemporary Tennis Bracelets

Materials

Diamond, Sapphire, Spinel, Platinum

2.30 Carat Violet Spinel from Sri Lanka No Heat
2.30 Carat Violet Spinel from Sri Lanka No Heat

2.30 Carat Violet Spinel from Sri Lanka No Heat

Located in Hua Hin, TH

Lovely 2.30 Carat Pastel Violet Spinel from Sri Lanka Shape: Antique Cushion Cutting style: Faceted

Category

2010s Sri Lankan Loose Gemstones

Materials

Spinel

1.54 Carat Natural Pinkish Red Spinel from Burma No Heat
1.54 Carat Natural Pinkish Red Spinel from Burma No Heat

1.54 Carat Natural Pinkish Red Spinel from Burma No Heat

Located in Hua Hin, TH

Lovley 1.54 Carat Natural Pinkish Red Spinel from Burma Dimension: 8.29 x 5.40 x 3.43 mm Weight

Category

2010s Burmese Loose Gemstones

Materials

Spinel

3.14 Carat Red Cushion Cut No Heat Burmese Spinel Certified
3.14 Carat Red Cushion Cut No Heat Burmese Spinel Certified

3.14 Carat Red Cushion Cut No Heat Burmese Spinel Certified

By Emeralds Maravellous

Located in US

Certified Cushion-Cut No Heat Burmese Red Spinel. Gemstone: Natural Spinel Carat Weight: 3.14

Category

21st Century and Contemporary American Contemporary Loose Gemstones

Materials

Spinel

GRS AGL Certified 20.59 Carat Burma No Heat Vivid Red Spinel
GRS AGL Certified 20.59 Carat Burma No Heat Vivid Red Spinel

GRS AGL Certified 20.59 Carat Burma No Heat Vivid Red Spinel

Located in Kowloon, Hong Kong

This 20.59-carat Burmese spinel represents an outstanding specimen of natural vivid red spinel from

Category

2010s Loose Gemstones

Materials

Spinel

Lotus Certified 3.41 Carat Red Spinel from Sri Lanka No Heat
Lotus Certified 3.41 Carat Red Spinel from Sri Lanka No Heat

Lotus Certified 3.41 Carat Red Spinel from Sri Lanka No Heat

Located in Hua Hin, TH

Lotus Certified 3.41 carat Red Spinel from Sri Lanka Shape: Oval Cutting Style Faceted, Crown

Category

2010s Sri Lankan Loose Gemstones

Materials

Spinel

No Heat Pink Spinel Cts 4.21 and Diamond Dangle Earrings
No Heat Pink Spinel Cts 4.21 and Diamond Dangle Earrings

No Heat Pink Spinel Cts 4.21 and Diamond Dangle Earrings

Located in Hong Kong, HK

spinels, weighing 4.21 cts, gracefully positioned between two diamonds. These pink spinels are

Category

21st Century and Contemporary Hong Kong Contemporary Dangle Earrings

Materials

Diamond, Spinel, 18k Gold, White Gold

GIL Certified 2.12 Carat Cobalt Blue Spinel from Burma No Heat
GIL Certified 2.12 Carat Cobalt Blue Spinel from Burma No Heat

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

18k Yellow Gold GIA 7.6ct No Heat Burma Pink Spinel Bezel Solitaire Ring
18k Yellow Gold GIA 7.6ct No Heat Burma Pink Spinel Bezel Solitaire Ring

18k Yellow Gold GIA 7.6ct No Heat Burma Pink Spinel Bezel Solitaire Ring

Located in Montclair, NJ

--Stone(s):-- (1) Natural Genuine Spinel - Cushion Brilliant Cut - Bezel Set - Vivid Pink Color

Category

21st Century and Contemporary Solitaire Rings

Materials

Spinel, Gold, 18k Gold, Yellow Gold

A Superb Art Deco No Heat Burma Red Spinel & Diamond Ring
A Superb Art Deco No Heat Burma Red Spinel & Diamond Ring

A Superb Art Deco No Heat Burma Red Spinel & Diamond Ring

Located in bangkok, TH

An Exquisite Art Deco Unheated Red Spinel and diamond Platinum Ring dating from c.1935-39 and

Category

Vintage 1930s Art Deco Three-Stone Rings

Materials

Diamond, Spinel, Platinum

3.22 Carat Spinel No Heat Marquise Solitaire Ring Yellow Gold 14K
3.22 Carat Spinel No Heat Marquise Solitaire Ring Yellow Gold 14K

3.22 Carat Spinel No Heat Marquise Solitaire Ring Yellow Gold 14K

By Emeralds Maravellous

Located in US

Fine Natural Marquise Spinel No Heat Solitaire Yellow Gold Ring 14K in Brand New Condition. It has

Category

21st Century and Contemporary American Contemporary Solitaire Rings

Materials

Spinel, 14k Gold, Yellow Gold

Natural Burma No Heat Round Cut Pink Spinel White Diamond Platinum Bracelet
Natural Burma No Heat Round Cut Pink Spinel White Diamond Platinum Bracelet

Natural Burma No Heat Round Cut Pink Spinel White Diamond Platinum Bracelet

Located in Kowloon, Hong Kong

(Myanmar), these spinels are completely free from heat treatment—a rarity that elevates their intrinsic

Category

2010s Modern Bracelets

Materials

White Diamond, Spinel, Platinum

Platinum GIA 2.69ctw No Heat Deep Red Cushion Spinel Diamond Halo Ring
Platinum GIA 2.69ctw No Heat Deep Red Cushion Spinel Diamond Halo Ring

Platinum GIA 2.69ctw No Heat Deep Red Cushion Spinel Diamond Halo Ring

Located in Montclair, NJ

--Stone(s):-- (1) Natural Genuine Spinel - Cushion Brilliant Cut - Prong Set - Deep Red Color

Category

21st Century and Contemporary Cocktail Rings

Materials

Diamond, Spinel, Platinum

32.00 Carat Lot of exclusive Spinel Waterfall 42 Pcs No Heat Gemstone
32.00 Carat Lot of exclusive Spinel Waterfall 42 Pcs No Heat Gemstone

32.00 Carat Lot of exclusive Spinel Waterfall 42 Pcs No Heat Gemstone

By Emeralds Maravellous

Located in US

Spinel Oval Waterfall Loose Gems Set Spinel fancy 100% natural Burma oval loose gems set palette

Category

21st Century and Contemporary Unknown Artisan Loose Gemstones

Materials

Spinel

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No Heat Spinel For Sale on 1stDibs

Surely you’ll find the exact no heat spinel you’re seeking on 1stDibs — we’ve got a vast assortment for sale. Every item for sale was constructed with extraordinary care, often using Gold, 18k Gold and White Gold. In our selection of items, you can find a vintage example as well as a contemporary version. Finding the perfect no heat spinel may mean sifting through those created during different time periods — you can find an early version that dates to the 20th Century and a newer variation that were made as recently as the 21st Century. As it relates to this specific piece, our collection includes designs that are universally popular, but 2 Carat and 2.5 Carat carat weights, specifically, are sought with frequency. There have been many well-made iterations of the classic no heat spinel over the years, but those made by GILIN, Emeralds Maravellous and Emilio! are often thought to be among the most beautiful. A cushion cut version of this piece has appeal, but there are also oval cut and antique cushion cut versions for sale. If you’re browsing our inventory for a no heat spinel, 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 No Heat Spinel?

Prices for a no heat spinel can differ depending upon size, time period and other attributes — at 1stDibs, these accessories begin at $1,000 and can go as high as $499,000, while this accessory, on average, fetches $16,000.
Questions About No Heat Spinel
  • 1stDibs ExpertApril 5, 2022
    A no-heat sapphire is a sapphire gemstone in its natural state. It differs from sapphires that undergo heat treatment to enhance their surface. Generally, no-heat sapphires are smoother, while heated sapphires are harder and more lustrous. Shop a range of sapphire gemstone jewelry on 1stDibs.
  • 1stDibs ExpertFebruary 22, 2021
    A spinel ring is a ring that holds a spinel gemstone. This gemstone is hard enough to withstand everyday wear and adored for its brilliance. One can find a spinel gemstone in a variety of colors such as pink, purple, black, and red.
  • 1stDibs ExpertOctober 12, 2021
    Pink spinel stones are rare gemstones that can be found in many colors, including light pink and deep pink. The name comes from their trademark shade of rosy-pink hues — a range that includes everything from violet to neon. Find a collection of vintage and designer pink spinel jewelry on 1stDibs today.
  • 1stDibs ExpertFebruary 22, 2021
    Spinels are a type of gemstone made of magnesium illuminate and colored from chromium and iron. These gemstones form crystals that are very similar to diamonds and can be found in a variety of different colors. Although they are more rare than most other gemstones, spinels are usually less expensive and so “imitate” other gems, such as rubies.
  • 1stDibs ExpertApril 5, 2022
    Cobalt 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 ExpertMarch 22, 2022
    Yes, sapphires conduct heat. In fact, a real one won't melt until it reaches a temperature of 3,711 degrees F. As a result, one way that experts test sapphires to determine if they are real is to heat them to high temperatures. Find a collection of sapphire gemstone jewelry on 1stDibs.
  • 1stDibs ExpertApril 5, 2022
    True 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.
  • 1stDibs ExpertApril 5, 2022
    Cobalt 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.
  • 1stDibs ExpertApril 5, 2022
    Red spinels are the most valuable hue of spinels. Red and pink spinel gems are also known as Burmese spinels. Because natural spinels are difficult to find they are not often promoted, however they’re highly coveted by collectors because unlike rubies, spinels are never heat treated. Shop a selection of spinel jewelry from some of the world’s top sellers on 1stDibs.
  • 1stDibs ExpertApril 5, 2022
    Whether or not terracotta pots can withstand heat depends on how well they are made and cared for. A finely crafted pot can usually hold up in the face of high temperatures. If you intend to cook with one, season it with cooking oil to increase its durability. Shop a collection of terracotta pots on 1stDibs.
  • 1stDibs ExpertApril 5, 2022
    No, not all fireplaces need a heat shield. However, a heat shield can enhance the visual appearance of the space while also protecting the room. Carefully measure your fireplace to ensure the best fit. Shop a wide range of heat shields and fireplace inserts on 1stDibs.
  • A heated ruby is a ruby wherein 1600 - 1700 degrees centigrade of heat is applied to the stone to improve it's color, luster, and/or clarity. This is a common method for most rubies is not a bad at all. What makes unheated rubies valuable is their rarity. To find a beautiful ruby that does not need heat to improve it's beauty is very rare and highly unlikely.
  • 1stDibs ExpertApril 5, 2022
    Yes, Burmese rubies are heat treated. Most rubies are heat treated directly at the mines because the treatment enhances the value and quality of the ruby. Shop a wide collection of Burmese ruby pieces as well as other fine jewelry on 1stDibs.
  • 1stDibs ExpertMarch 31, 2023
    There is no single mug type or brand of mugs that holds heat best. While materials do play a role in determining how well mugs hold hot beverages at temperature, other factors like whether the metal is insulated, how well the mug is crafted and how tightly the lid fits also have an impact. Find an assortment of mugs on 1stDibs.
  • 1stDibs ExpertApril 5, 2022
    Yes, 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.