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Untreated Gems

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GRA Certified 1.00Ct Fancy Cut Yellow Green Sapphire Untreated Gem VVS
By Gems and Jewels UK
Located in Birmingham, GB
GRA Certified 1.00Ct Fancy Cut Yellow Green Sapphire Untreated Gem VVS Unique Natural GRA
Category

21st Century and Contemporary More Jewelry

2.72Ct Lemon Green Sapphire Ring in 18K gold (Unheated, Untreated gems)
Located in Singapore, SG
Sapphires that are completely untreated are worth far more than those that have been treated
Category

21st Century and Contemporary Singaporean Art Deco Engagement Rings

Materials

Green Sapphire, 18k Gold

2.06Ct Natural Green Sapphire GRA Certified Untreated Heart Cut Gem
By Gems and Jewels UK
Located in Birmingham, GB
2.06Ct Natural Green Sapphire GRA Certified Untreated Heart Cut Gem Natural Vivid Green Untreated
Category

21st Century and Contemporary More Jewelry

Untreated Cushion Cut Blue Sapphire 0.63ct IGI Certified Loose Gem
By Gems and Jewels UK
Located in Birmingham, GB
Untreated Cushion Cut Blue Sapphire 0.63ct IGI Certified Loose Gem 5.4x4.3mm Natural Untreated
Category

20th Century Loose Gemstones

Materials

Blue Sapphire

IGI Certified 1.11Ct Natural Teal Blue Sapphire Untreated Unheated Rare Gem
By Gems and Jewels UK
Located in Birmingham, GB
IGI Certified 1.11Ct Natural Teal Blue Sapphire Untreated Unheated Rare Gem Natural Deep Teal Blue
Category

21st Century and Contemporary More Jewelry

Materials

Blue Sapphire, Sapphire

GIA Certified 1.46Ct Untreated 'Lagoon' Blue Green Sapphire Cushion Cut Gem
By Gems and Jewels UK
Located in Birmingham, GB
GIA Certified 1.46Ct Untreated 'Lagoon' Blue Green Sapphire Cushion Cut Gem Natural GIA Certified
Category

21st Century and Contemporary More Jewelry

Materials

Sapphire, Green Sapphire

Untreated Sapphire Light Greenish Blue 0.72ct Pear Cut 6x4.8mm Vvs Gem
By Gems and Jewels UK
Located in Birmingham, GB
Untreated Sapphire Light Greenish Blue 0.72ct Pear Cut 6x4.8mm Vvs Gem Natural Untreated Light
Category

20th Century More Jewelry

Materials

Sapphire

Untreated 0.85ct Natural Sapphire Deep Blue Pear Cut Gem 5.3x4.6mm Vs
By Gems and Jewels UK
Located in Birmingham, GB
Untreated 0.85ct Natural Sapphire Deep Blue Pear Cut Gem 5.3x4.6mm Vs Natural Unheated Deep Blue
Category

20th Century More Jewelry

Materials

Blue Sapphire, Sapphire

GIA Certified 1.01ct Untreated Vivid Yellow Sapphire Pear Teardrop Cut Gem
By Gems and Jewels UK
Located in Birmingham, GB
GIA Certified Untreated Yellow Sapphire Gemstone. 1.01 Carat unheated sapphire with a beautiful
Category

21st Century and Contemporary More Jewelry

Materials

Sapphire, Yellow Sapphire

Fine 1.02ct Sapphire GIA Certified Purple Lilac Untreated Oval Cut Gem 6.6X4.7mm
By Gems and Jewels UK
Located in Birmingham, GB
Fine 1.02ct Sapphire GIA Certified Purple Lilac Untreated Oval Cut Gem 6.6X4.7mm GIA Certified
Category

21st Century and Contemporary More Jewelry

Materials

Sapphire

Natural Untreated Deep Red Ruby Pear Cut 0.76Ct IGI Certified Rare Gem
By Gems and Jewels UK
Located in Birmingham, GB
Natural Untreated Deep Red Ruby Pear Cut 0.76Ct IGI Certified Rare Gem Natural Deep Red Untreated
Category

21st Century and Contemporary More Jewelry

Materials

Ruby

1.19Ct GIA Certified Green Blue Teal Untreated Sapphire Natural Cushion Cut Gem
By Gems and Jewels UK
Located in Birmingham, GB
1.19Ct GIA Certified Green Blue Teal Untreated Sapphire Natural Cushion Cut Gem Natural Green Blue
Category

21st Century and Contemporary More Jewelry

Materials

Sapphire

1.41ct Unique IGI Blue Yellow Green Sapphire Untreated Fancy Pentagon Cut Gem
By Gems and Jewels UK
Located in Birmingham, GB
1.41ct Unique IGI Blue Yellow Green Sapphire Untreated Fancy Pentagon Cut Gem Unique Untreated
Category

20th Century More Jewelry

1.04ct Untreated Green Sapphire IGI Certified Unheated Oval Cut Rare Loose Gem
By Gems and Jewels UK
Located in Birmingham, GB
1.04ct Untreated Green Sapphire IGI Certified Unheated Oval Cut Rare Loose Gem Natural Vivid Green
Category

20th Century Loose Gemstones

Materials

Green Sapphire

Deep Blue Untreated Oval Cut Sapphire IGI Certified 0.61ct Loose Rare Gem
By Gems and Jewels UK
Located in Birmingham, GB
Deep Blue Untreated Oval Cut Sapphire IGI Certified 0.61ct Loose Rare Gem Natural Deep Blue
Category

20th Century Loose Gemstones

Materials

Blue Sapphire, Sapphire

1.13ct Unique Olive Green Yellow Untreated Heart Cut Sapphire Gem IGI Blister
By Gems and Jewels UK
Located in Birmingham, GB
1.13ct Unique Olive Green Yellow Untreated Heart Cut Sapphire Gem IGI Blister Fine Unique Colour
Category

20th Century More Jewelry

Materials

Sapphire

GIA Certified 1.01 Untreated Vivid Green Yellow Sapphire Emerald Octagon Cut Gem
By Gems and Jewels UK
Located in Birmingham, GB
GIA Certified 1.01 Untreated Vivid Green Yellow Sapphire Emerald Octagon Cut Gem GIA Certified
Category

21st Century and Contemporary More Jewelry

Materials

Emerald, Yellow Sapphire

1.04 Carat Deep Blue GIA Certified Untreated Sapphire Pear Cut Rare Gem
By Gems and Jewels UK
Located in Birmingham, GB
1.04ct Deep Blue GIA Certified Untreated Sapphire Pear Cut Rare Gem 7.3x5.8mm GIA Certified Fine
Category

20th Century More Jewelry

Materials

Sapphire, Blue Sapphire

GIA Certified Fine Blue 1.19ct Untreated Sapphire Pear Cut Unheated Rare Gem
By Gems and Jewels UK
Located in Birmingham, GB
GIA Certifier Fine Blue Untreated Sapphire Gemstone. Unheated blue sapphire with a beautiful deep
Category

21st Century and Contemporary Loose Gemstones

Materials

Sapphire, Blue Sapphire

GIA Certified 1.36ct Untreated Vivid Green Yellow Sapphire Round Diamond Cut Gem
By Gems and Jewels UK
Located in Birmingham, GB
GIA Certified Untreated Green Yellow Sapphire Gemstone. 1.36 Carat unheated sapphire with a
Category

21st Century and Contemporary Loose Gemstones

Materials

Sapphire, Yellow Sapphire, Green Sapphire

GIA Certified 1.31ct Parti Colour Sapphire Blue Yellow Untreated Emerald Cut Gem
By Gems and Jewels UK
Located in Birmingham, GB
Rare Untreated Australian Parti Colour Sapphire Gemstone. 1.31 Carat unheated sapphire with a rare
Category

21st Century and Contemporary Loose Gemstones

Materials

Sapphire, Blue Sapphire, Yellow Sapphire, Green Sapphire

Untreated Natural Sapphire 1.16ct Fine Green Blue Teal Heart Cut Loose Gem VS
By Gems and Jewels UK
Located in Birmingham, GB
Untreated Natural Sapphire 1.16ct Fine Green Blue Teal Heart Cut Loose Gem VS Natural Untreated
Category

21st Century and Contemporary Loose Gemstones

Materials

Sapphire

Deep Royal Blue Untreated Oval Cut Sapphire IGI Certified 0.63ct Loose Rare Gem
By Gems and Jewels UK
Located in Birmingham, GB
Deep Royal Blue Untreated Oval Cut Sapphire IGI Certified 0.63ct Loose Rare Gem Natural Deep Royal
Category

20th Century Loose Gemstones

Materials

Blue Sapphire

1.15ct Fine Deep Green Blue Teal Untreated Sapphire Oval Cut IGI Certified Gem
By Gems and Jewels UK
Located in Birmingham, GB
1.15ct Fine Deep Green Blue Teal Untreated Sapphire Oval Cut IGI Certified Gem Fine Deep Green
Category

20th Century More Jewelry

Materials

Sapphire

GRS Certified 3.65 Natural No Heat BURMESE Cushion Diamond Ring
By Antinori Fine Jewels
Located in Rome, IT
authenticated as a natural, untreated gem of Burmese origin, further enhancing its value and desirability
Category

2010s Unknown Contemporary Engagement Rings

Materials

Ruby, White Diamond, Diamond, Platinum

Tennis Bracelet Yellow Gold Genuine Natural Green Russalite 12.50 Carats 21 Dia
By Five Star Jewelry
Located in Austin, TX
year, Emerald is one of the newest, most exciting gemstones. An all natural untreated gem of unique
Category

21st Century and Contemporary American Modern Tennis Bracelets

Materials

Diamond, Emerald, 14k Gold, Yellow Gold

Natural 3.00 Carat Peach Pink Spinel and Diamond Cocktail Ring, 18K Rose Gold
Located in Hong Kong, HK
cut. The color is crispy. The ring is full of life. It is very eye pleasing. Like almost all untreated
Category

2010s Hong Kong Cocktail Rings

Materials

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

Eighteen Karat Gold Sapphires Brooch with Spinel and Paraiba Tourmalines
By Polya Medvedeva Jewellery
Located in Berlin, DE
natural and untreated gems used in this brooch are: Cushion-cut green natural sapphire, 3.61 carats
Category

2010s German Contemporary Brooches

Materials

Tourmaline, Pink Sapphire, Paraiba, Spinel, Green Sapphire, Blue Sapphir...

Eighteen Karat Gold Cocktail Ring with Sapphires and Paraiba Tourmalines
By Polya Medvedeva Jewellery
Located in Berlin, DE
, untreated gems include a cushion-cut green sapphire (3.61 carats, 10x9.3 mm), a fancy cushion spinel (2.28
Category

2010s German Contemporary Cocktail Rings

Materials

Tourmaline, Paraiba, Spinel, Green Sapphire, Pink Sapphire, Blue Sapphir...

GRS Certified 9.16 Carat Blue Sapphire Untreated Loose Gem
Located in Taipei, TW
natural and untreated quality, as most sapphires undergo some form of enhancement to improve their color
Category

21st Century and Contemporary Burmese Loose Gemstones

Materials

Blue Sapphire

GRS Certified 9.16 Carat Blue Sapphire Untreated Loose Gem
GRS Certified 9.16 Carat Blue Sapphire Untreated Loose Gem
Free Shipping
W 0.39 in D 0.28 in L 0.54 in
Untreated Emerald Cut Ring Gem 2.28 Carat ICL Certified
By Tsarina Jewels
Located in Bangkok, TH
color makes them stand out in any setting. The exquisite gems have a variety of playfulness, ranging
Category

2010s Russian Modern Engagement Rings

Materials

Emerald

Australian Untreated Yellow Green Sapphire 0.53ct Round Cut Gem
Located in Birmingham, GB
Australian Untreated Yellow Green Sapphire 0.53ct Round Cut Gem 4.4mm Natural Australian Yellow
Category

21st Century and Contemporary More Jewelry

Materials

Green Sapphire

Twelve Carats Sapphires and Paraiba Tourmalines Yellow Gold Pendant Necklace
By Polya Medvedeva Jewellery
Located in Berlin, DE
natural and untreated gems used in this Pendant Necklace are: Cushion-cut green natural sapphire, 3.61
Category

21st Century and Contemporary German Contemporary Pendant Necklaces

Materials

Tourmaline, Pink Sapphire, Paraiba, Spinel, Green Sapphire, Blue Sapphir...

GRS Certified 12.68 Carat Blue Sapphire Untreated Loose Gem
Located in Taipei, TW
rubies for over a thousand years, and is famous for its high-quality and beautiful gems. Burmese blue
Category

21st Century and Contemporary Loose Gemstones

Materials

Blue Sapphire

GRS Certified 12.68 Carat Blue Sapphire Untreated Loose Gem
GRS Certified 12.68 Carat Blue Sapphire Untreated Loose Gem
Free Shipping
W 0.47 in D 0.38 in L 0.52 in
Fine 0.80ct Green Yellow Untreated Australian Sapphire Emerald Cut Gem
Located in Birmingham, GB
Fine 0.80ct Green Yellow Untreated Australian Sapphire Emerald Cut 6.2 x 4mm Gem Natural Untreated
Category

21st Century and Contemporary More Jewelry

Materials

Emerald, Sapphire

6.80 Carat Natural Loose Canary Yellow Tourmaline Untreated Ring Gem
Located in Peshawar, PK
renowned for producing some of the finest specimens of this bright yellow gem. Appreciated for its radiant
Category

21st Century and Contemporary Afghan Arts and Crafts Loose Gemstones

Materials

Tourmaline

4.15 Carats Unheated Untreated Loose Aquamarine Ring Gem March Birthstone
Located in Peshawar, PK
"water" and "of the sea," respectively. This nomenclature perfectly encapsulates the gem's color, which
Category

21st Century and Contemporary Pakistani Arts and Crafts Loose Gemstones

Materials

Aquamarine

1.03ct Untreated Green Blue Sapphire IGI Certified Unheated Pear Cut Gem
Located in Birmingham, GB
1.03ct Untreated Green Blue Sapphire IGI Certified Unheated Pear Cut Gem Fine Blue Green Untreated
Category

21st Century and Contemporary More Jewelry

Materials

Sapphire

Eye Clean Marquise Cut Untreated Russian Emerald Ring Gem 1.08 Carat
By Tsarina Jewels
Located in Bangkok, TH
An exceptional eye-clean untreated Emerald from Ural Mountains of Russia. Perfect for a Ring or
Category

2010s Russian Modern Engagement Rings

Materials

Emerald

Untreated Russian Emerald Ring Gem 2.53 Carats No Oil Loose Gemstone
By Merkaba
Located in Beverly Hills, CA
Special, untreated - "no oil" - 2.53 carat, rich, medium-light, Russian Emerald gem from the
Category

21st Century and Contemporary Russian Contemporary Engagement Rings

Materials

Beryl, Emerald

GRA Certified 1.17ct Blue Sapphire Untreated Heart Cut Loose Rare Gem
Located in Birmingham, GB
GRA Certified 1.17ct Blue Sapphire Untreated Heart Cut Loose Rare Gem 7.1x6mm GRA Certified
Category

21st Century and Contemporary British Loose Gemstones

Materials

Blue Sapphire

GRA Certified 1.61ct Deep Green Blue Sapphire Untreated Oval Cut Gem
Located in Birmingham, GB
GRA Certified 1.61ct Deep Green Blue Sapphire Untreated Oval Cut Gem 6.6x6mm GRA Certified
Category

21st Century and Contemporary British More Jewelry

Materials

Blue Sapphire, Sapphire

Natural Untreated Loose Aquamarine 11.30 Carat Emerald Shape Gem For Necklace
Located in Peshawar, PK
, respectively. This gem belongs to the beryl family, sharing its lineage with emeralds and morganite. The
Category

21st Century and Contemporary Pakistani Arts and Crafts Loose Gemstones

Materials

Aquamarine

Untreated Parti Colour Sapphire 1.26ct GIA Certified Cushion Cut No Heat Gem
Located in Birmingham, GB
Untreated Parti Colour Sapphire 1.26ct GIA Certified Cushion Cut No Heat Gem GIA Certified
Category

21st Century and Contemporary British More Jewelry

Untreated Oval Cut Russian Emerald Ring Gem 0.53 Carat Weight ICL Certified
By Tsarina Jewels
Located in Bangkok, TH
we facet in-house from rough gems we source in Russia. We use only natural, untreated and certified
Category

2010s Russian Modern Engagement Rings

Materials

Emerald

One-of-the-kind Untreated Russian Emerald Loose Gem 0.85 Carat Certified
By Tsarina Jewels
Located in Bangkok, TH
. Perfect for a Ring or Pendant. Shape - Octagon Weight - 0.85 ct Treatment - Untreated Measurements (L*W
Category

2010s Russian Modern Loose Gemstones

Materials

Emerald

Untreated No Oil Fancy Shape Russian Emerald Ring Gem 1.58 Carat Weight
By Tsarina Jewels
Located in Bangkok, TH
this particular gem apart is its untreated nature, meaning it has not undergone any oil enhancement or
Category

2010s Russian Modern Loose Gemstones

Materials

Emerald

GIA Certified 1.28Ct Ceylon Sapphire Untreated Vivid Yellow Pear Cut
By Gems and Jewels UK
Located in Birmingham, GB
GIA Certified 1.28Ct Ceylon Sapphire Untreated Vivid Yellow Pear Cut Natural GIA Certified
Category

21st Century and Contemporary More Jewelry

Materials

Sapphire

2.15ct Natural Colour Change Garnet GIA Certified Untreated Pyrope Spessartine
By Gems and Jewels UK
Located in Birmingham, GB
2.15ct Natural Colour Change Garnet GIA Certified Untreated Pyrope Spessartine Rare Untreated
Category

21st Century and Contemporary More Jewelry

Materials

Garnet

Pear-shaped Untreated Emerald from Ural Ring Gem 1.09 Carat Weight ICL Certified
By Tsarina Jewels
Located in Bangkok, TH
we facet in-house from rough gems we source in Russia. We use only natural, untreated and certified
Category

2010s Russian Modern Engagement Rings

Materials

Emerald

Rare 1.33Ct GIA Certified Green Blue Sapphire Untreated Cushion Cut 7.7x5.5mm
By Gems and Jewels UK
Located in Birmingham, GB
Rare 1.33Ct GIA Certified Green Blue Sapphire Untreated Cushion Cut 7.7x5.5mm Natural Untreated
Category

21st Century and Contemporary More Jewelry

Materials

Blue Sapphire

Fine Unique Australian 0.76ct Untreated Yellow Green Sapphire Pear Cut
By Gems and Jewels UK
Located in Birmingham, GB
Natural Untreated Green Yellow Australian Sapphire Gemstone. 0.76 Carat with a beautiful and
Category

21st Century and Contemporary More Jewelry

Materials

Green Sapphire

Unique Pink Sapphire & Diamond Certified Untreated Crossover 18k Oval Pendant
By Gems and Jewels UK
Located in Birmingham, GB
Vivid Pink Untreated Sapphire & Diamond 18k Yellow & White Gold Crossover Pendant. Fine 0.61 Carat
Category

21st Century and Contemporary Pendant Necklaces

Materials

Pink Sapphire, Ruby, Purple Sapphire, Sapphire, White Diamond, Diamond, ...

1.23Ct Untreated Colour Change Sapphire Pentagon Cut Green Blue IGI Certified
By Gems and Jewels UK
Located in Birmingham, GB
1.23Ct Untreated Colour Change Sapphire Pentagon Cut Green Blue IGI Certified Rare Untreated
Category

21st Century and Contemporary More Jewelry

0.94ct Green Yellow Australian Sapphire Untreated Oval Cut No Heat
By Gems and Jewels UK
Located in Birmingham, GB
great shine and colour, would look lovely in jewellery. Measures 6x4.7mm. Totally untreated and
Category

21st Century and Contemporary Loose Gemstones

Materials

Sapphire, Yellow Sapphire, Green Sapphire

1.44ct Unique IGI Certified Green Blue Sapphire Untreated Fancy Emerald Cut
By Gems and Jewels UK
Located in Birmingham, GB
1.44ct Unique IGI Certified Green Blue Sapphire Untreated Fancy Emerald Cut Natural Untreated
Category

21st Century and Contemporary More Jewelry

Materials

Sapphire, Blue Sapphire, Emerald

Natural 1.00ct Untreated Deep Blue Sapphire IGI Certified Emerald Octagon Cut
By Gems and Jewels UK
Located in Birmingham, GB
Natural 1.00ct Untreated Deep Blue Sapphire IGI Certified Emerald Octagon Cut Natural Untreated
Category

21st Century and Contemporary More Jewelry

Materials

Sapphire, Blue Sapphire, Emerald

GIA Certified 1.03Ct Sapphire Natural Vivid Green Blue Untreated 6.8X4.3Mm IF
By Gems and Jewels UK
Located in Birmingham, GB
GIA Certified 1.03Ct Sapphire Natural Vivid Green Blue Untreated 6.8X4.3Mm IF Natural Untreated
Category

21st Century and Contemporary More Jewelry

Materials

Sapphire

GIA Certified 1.15Ct Blue Sapphire Untreated Fine Natural Triangle Cut Gemstone
By Gems and Jewels UK
Located in Birmingham, GB
GIA Certified 1.15Ct Blue Sapphire Untreated Fine Natural Triangle Cut Gemstone GIA Certified
Category

21st Century and Contemporary More Jewelry

IGI Certified 1.46ct Colour Change Untreated Fancy Cut Sapphire Diamond Pendant
By Gems and Jewels UK
Located in Birmingham, GB
IGI Certified Untreated Fancy Pentagon Cut Untreated Colour Change Sapphire & Diamond 18k White
Category

21st Century and Contemporary Pendant Necklaces

Materials

Purple Sapphire, White Diamond, Diamond, Green Sapphire, Yellow Sapphire...

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Untreated Gems For Sale on 1stDibs

Find an expansive variety of untreated gems available on 1stDibs. These distinct designs — crafted with great care and often made from 18k Gold, Gold and Silver — can elevate any look. Find a collection of 2 vintage versions or 21 modern creations for a more contemporary example of these cherished accessories. Our inventory has long been popular, and it includes earlier versions that date to the 20th Century and newer variations that were made as recently as the 21st Century. The designs in our inventory of untreated gems bearing Contemporary or Art Deco hallmarks are very popular. Fine Jewels UK, Merkaba and Thesis Gems and Jewelry each produced beautiful examples of these items that are worth considering. Many pieces in our collection are stylish for most occasions, but Sapphire versions, from our inventory of 13, can add a particularly distinctive touch to your look, day or night. There are many oval cut, pear cut and cushion cut untreated gems for sale. There aren’t many items for men in our collection of untreated gems, as most of the options available are for women.

How Much are Untreated Gems?

On average, untreated gems at 1stDibs sell for $1,322, while they’re typically $311 on the low end and $325,000 for the highest priced versions of this item.