Not Treated
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Natural blue aquamarine not treated 6.85 carats
Located in Lagos, NG
Natural blue aquamarine not treated 6.85 carats
Category
21st Century and Contemporary Naturalistic Sculptures
Materials
Precious Stone
Natural Mozambique ruby not treated not heated 4.05crts
Located in Lagos, NG
Natural Mozambique ruby translucent red not treated not heated 4.05 carat certificate available on
Category
21st Century and Contemporary Still-life Sculptures
Materials
Precious Stone
Natural yellow sappire not heated not treated 3.5 carat
Located in Lagos, NG
Natural yellow sappire not heated not treated pure stone weight 3.5 caratsThis stunning 3.5 carat
Category
21st Century and Contemporary Romantic Still-life Sculptures
Materials
Precious Stone
Natural Mozambique ruby translucent not heated not treated 1.8 crts
Located in Lagos, NG
Natural Mozambique ruby translucent red not treated not heated 1.8carats
Category
21st Century and Contemporary Sculptures
Materials
Precious Stone
H 0.12 in W 0.12 in D 0.12 in
Natural Mozambique ruby translucent not heated not treated 2.8 crats
Located in Lagos, NG
Natural Mozambique ruby translucent red not treated not heated 2.8 carat
Category
21st Century and Contemporary Still-life Prints
Materials
Precious Stone
H 0.2 in W 0.2 in D 0.2 in
Natural green sapphire not heated not treated 5.35 carats
Located in Lagos, NG
Natural green Australia sapphire not heated not treated with slight natural inclusions weight 5.35
Category
21st Century and Contemporary Naturalistic Sculptures
Materials
Precious Stone
Natural purple sapphires not treated not heated 6.35 carats
Located in Lagos, NG
Natural purple sapphires not treated not heated weight 6.35 carat
This stunning set of three
Category
21st Century and Contemporary Naturalistic Sculptures
Materials
Precious Stone
Ruby Ring 14 Karat White Gold Not Heated/ Not Treated Ruby, Certified Gem
Located in Geneva, CH
Beautiful 14 K white gold ring, which represents a natural not heated and not treated certified
Category
21st Century and Contemporary Swiss Modern Engagement Rings
Materials
Ruby, White Gold, 14k Gold
Natural blue sapphire not heated not treated from Sri Lanka
Located in Lagos, NG
treated or heated in any way. The gemstone measures 7.1 mm in length, 5.8 mm in width, and 4.1 mm in depth
Category
21st Century and Contemporary Sculptures
Materials
Precious Stone
Natural blue sapphire pair not heated not treated 3 carats
Located in Lagos, NG
.
This transparent gemstone has not been treated or heated in any way, making it a truly natural beauty
Category
21st Century and Contemporary Still-life Sculptures
Materials
Precious Stone
Wall Lamp Screen of Light Gio Ponti Limited Edition 2012-2017 Not Treated Brass
By Gio Ponti
Located in New York, NY
Wall lamp rectangular 'Screen of Light' designed by Gio Ponti limited edition 2012-2017 not treated
Category
21st Century and Contemporary Italian Modern Wall Lights and Sconces
Materials
Brass
H 7.88 in W 31.5 in D 4.93 in
IGI Certified 11.57 Carat Not-Treated Ruby 14k White Gold Ring
Located in Hong Kong, HK
This chic ring, from the house of Top Crown Jewelry collection, is a unique piece of jewelry.
The center stone is a dazzling 100% natural ruby without treatment, emerald shape with b...
Category
21st Century and Contemporary Hong Kong Solitaire Rings
Materials
Ruby, Gold, 14k Gold, White Gold
IGI Certified 2.05ct Not-Treated Ruby 1.03ct Natural Diamonds Platinum Ring
Located in Hong Kong, HK
Add a touch of timeless charm to your collection with our Top Crown Jewelry House new collection of 2.05-carats untreated oval ruby amazingly set in platinum ring. The beautiful vivi...
Category
21st Century and Contemporary Hong Kong Cocktail Rings
Materials
Diamond, Ruby, Platinum
IGI Certified 9.74ct Not-treated Ruby and 0.44ct Diamonds 14k White Gold Ring
Located in Hong Kong, HK
Behold the majestic allure of a 9.74 carat untreated ruby, harmoniously complemented by round brilliant natural diamonds and adorned by a 14K white gold ring. Elevate your collection...
Category
21st Century and Contemporary Hong Kong Signet Rings
Materials
Ruby, Diamond, White Gold, 14k Gold, Gold
Natural Zambia emerald 1.90 carats
Located in Lagos, NG
Natural Zambia emerald not treated 1.90 carats
Category
21st Century and Contemporary Sculptures
Materials
Precious Stone
Natural white topaz 16.35 carats
Located in Lagos, NG
Natural white topaz gem stone not treated 16.35 carats
Category
21st Century and Contemporary Naturalistic Still-life Sculptures
Materials
Precious Stone
Natural Zambia emerald 10.5 carats
Located in Lagos, NG
Natural Zambia emerald not treated 10.5 carats in good condition brand new
Category
21st Century and Contemporary Victorian More Art
Materials
Precious Stone
Natural welo opal 32 carats
Located in Lagos, NG
Natural Ethiopian welo opal 32 carats not treated certificate available on request
Category
15th Century and Earlier Still-life Sculptures
Materials
Stone
Natural Sri Lanka corn flower blue sapphires pair 3 carats
Located in Lagos, NG
Ñatural Sri Lanka corn flower blue sapphires pair for your earrings not treated not heated
Category
21st Century and Contemporary Romantic Sculptures
Materials
Bluestone
4.25 Carats Sapphire Tennis Necklace 14 Karat White Gold 18''
Located in Great Neck, NY
treated.
Category
2010s American More Necklaces
Materials
Diamond, Sapphire, Gold, 14k Gold, White Gold
3.80 Carats Sapphire Tennis Necklace 14 Karat White Gold 16''
Located in Great Neck, NY
treated.
Category
2010s American More Necklaces
Materials
Diamond, Sapphire, Gold, 14k Gold, White Gold
4.75 Carats Sapphire Tennis Necklace 14 Karat White Gold 20''
Located in Great Neck, NY
treated.
Category
2010s American More Necklaces
Materials
Diamond, Sapphire, Gold, 14k Gold, White Gold
4.75 Carats Sapphire Tennis Necklace 14 Karat White Gold 20''
Located in Great Neck, NY
treated.
Category
2010s American More Necklaces
Materials
Diamond, Sapphire, Gold, 14k Gold, White Gold
4.25 Carats Sapphire Tennis Necklace 14 Karat White Gold 18''
Located in Great Neck, NY
treated.
Category
2010s American More Necklaces
Materials
Diamond, Sapphire, Gold, 14k Gold, White Gold
18.90 Carats Pink Sapphire Tennis Necklace 14 Karat White Gold 18''
Located in Great Neck, NY
, not treated.
Category
2010s American More Necklaces
Materials
Pink Sapphire, 14k Gold, White Gold
16.80 Carats Pink Sapphire Tennis Necklace 14 Karat White Gold 16''
Located in Great Neck, NY
natural, not treated.
Category
2010s American More Necklaces
Materials
Pink Sapphire, Diamond, 14k Gold, White Gold
16.80 Carats Pink Sapphire Tennis Necklace 14 Karat White Gold 16''
Located in Great Neck, NY
natural, not treated.
Category
2010s American More Necklaces
Materials
Pink Sapphire, Diamond, 14k Gold, White Gold
5.20 Carats Sapphire Tennis Necklace 14 Karat White Gold 22''
Located in Great Neck, NY
natural, not treated.
Category
2010s American Chain Necklaces
Materials
Diamond, Sapphire, Gold, 14k Gold, White Gold
5.20 Carats Sapphire Tennis Necklace 14 Karat White Gold 22''
Located in Great Neck, NY
natural, not treated.
Category
2010s American More Necklaces
Materials
Diamond, Sapphire, Gold, 14k Gold, White Gold
3.80 Carats Sapphire Tennis Necklace 14 Karat White Gold 16''
Located in Great Neck, NY
treated.
*Free shipping within the U.S.*
Category
2010s American More Necklaces
Materials
Diamond, Sapphire, Gold, 14k Gold, White Gold
5.14 Carats Sapphire Tennis Necklace 14 Karat White Gold 22''
Located in Great Neck, NY
natural, not treated.
*Free shipping within the U.S.*
Category
2010s American Chain Necklaces
Materials
Diamond, Sapphire, Gold, 14k Gold, White Gold
18.90 Carats Pink Sapphire Tennis Necklace 14 Karat White Gold 18''
Located in Great Neck, NY
, not treated.
*Free shipping within the U.S.*
Category
2010s American More Necklaces
Materials
Pink Sapphire, 14k Gold, White Gold
5.14 Carats Sapphire Tennis Necklace 14 Karat White Gold 22''
Located in Great Neck, NY
natural, not treated.
*Free shipping within the U.S.*
Category
2010s American Chain Necklaces
Materials
Diamond, Sapphire, Gold, 14k Gold, White Gold
5.14 Carats Sapphire Tennis Necklace 14 Karat White Gold 22''
Located in Great Neck, NY
natural, not treated.
*Free shipping within the U.S.*
Category
2010s American Chain Necklaces
Materials
Diamond, Sapphire, Gold, 14k Gold, White Gold
21 Carats Pink Sapphire Tennis Necklace 14 Karat White Gold 20''
Located in Great Neck, NY
are natural, not treated.
*Free shipping within the U.S.*
Category
2010s American More Necklaces
Materials
Pink Sapphire, Diamond, 14k Gold, White Gold
Diamond Cluster Stud Earrings Round Brilliant Cut 0.25 Carats Sterling Silver
Located in Laguna Niguel, CA
It comes with the Gemological Appraisal by GIA GG/AJP
All diamonds are natural, not treated
74
Category
21st Century and Contemporary Contemporary Stud Earrings
Materials
Diamond, White Diamond, Silver, Sterling Silver
Free Shipping
H 0.4 in W 0.4 in
Diamond Cluster Stud Earrings Princess and Baguette Cut 0.5 Carats 10K Gold
Located in Laguna Niguel, CA
It comes with the Gemological Appraisal by GIA GG/AJP
All diamonds are natural, not treated
82
Category
21st Century and Contemporary Contemporary Stud Earrings
Materials
Diamond, White Diamond, Gold, 10k Gold, White Gold
Free Shipping
H 0.32 in W 0.32 in
Diamond Huggies Earrings Round Brilliant Cut 0.5 Carats 14K White Gold
Located in Laguna Niguel, CA
It comes with the Gemological Appraisal by GIA GG/AJP
All diamonds are natural, not treated
12
Category
21st Century and Contemporary Contemporary Hoop Earrings
Materials
Diamond, White Diamond, Gold, 14k Gold, White Gold
Diamond Hoop Earrings Baguette and Round Cut 1.5 Carats 14K White Gold
Located in Laguna Niguel, CA
It comes with the Gemological Appraisal by GIA GG/AJP
All diamonds are natural, not treated
108
Category
21st Century and Contemporary Contemporary Hoop Earrings
Materials
Diamond, White Diamond, Gold, 14k Gold, White Gold
Free Shipping
H 0.79 in W 0.32 in
Diamond Cluster Stud Earrings Round Brilliant Cut 0.5 Carats 14K White Gold
Located in Laguna Niguel, CA
It comes with the Gemological Appraisal by GIA GG/AJP
All diamonds are natural, not treated
14
Category
21st Century and Contemporary Contemporary Stud Earrings
Materials
Diamond, White Diamond, Gold, 14k Gold, White Gold
Free Shipping
H 7 in W 7 in
Diamond Cluster Dangle Earrings Princess and Round Cut 0.62 Carats 14K Gold
Located in Laguna Niguel, CA
It comes with the Gemological Appraisal by GIA GG/AJP
All diamonds are natural, not treated
78
Category
21st Century and Contemporary Contemporary Dangle Earrings
Materials
Diamond, White Diamond, Gold, 14k Gold, Yellow Gold
Free Shipping
H 0.79 in W 0.2 in
Important GIA Certified Radiant Yellow Diamond Eternity Band 16.20 Carats 18K
Located in Laguna Niguel, CA
-VVS2
All Diamonds are Natural, Not Treated
Metal: 18K Yellow Gold
Ring Size: 6.5 US
Category
21st Century and Contemporary American Contemporary Band Rings
Materials
Yellow Diamond, Diamond, Yellow Gold, 18k Gold, Gold
IGL Certified Diamond Stud Earrings Round Brilliant Cut 1.5 Carats 14K White Gol
Located in Laguna Niguel, CA
It comes with the Gemological Appraisal by GIA GG/AJP
All diamonds are natural, not treated
2
Category
21st Century and Contemporary Contemporary Stud Earrings
Materials
Diamond, White Diamond, Gold, 14k Gold, White Gold
Free Shipping
H 0.24 in W 0.24 in L 0.56 in
Important GIA Certified Radiant Yellow Diamond Eternity Band 16.20 Carats 18K
Located in Laguna Niguel, CA
-VVS2
All Diamonds are Natural, Not Treated
Metal: 18K Yellow Gold
Ring Size: 6.5 US
Category
21st Century and Contemporary American Contemporary Band Rings
Materials
Diamond, Yellow Diamond, 18k Gold, Yellow Gold, Gold
Important GIA Certified Radiant Yellow Diamond Eternity Band 16.20 Carats 18K
Located in Laguna Niguel, CA
-VVS2
All Diamonds are Natural, Not Treated
Metal: 18K Yellow Gold
Ring Size: 6.5 US
Category
21st Century and Contemporary American Contemporary Band Rings
Materials
Yellow Diamond, Diamond, Yellow Gold, 18k Gold, Gold
Important GIA Certified Radiant Yellow Diamond Eternity Band 16.20 Carats 18K
Located in Laguna Niguel, CA
-VVS2
All Diamonds are Natural, Not Treated
Metal: 18K Yellow Gold
Ring Size: 6.5 US
Category
21st Century and Contemporary American Contemporary Band Rings
Materials
Yellow Diamond, Diamond, Yellow Gold, 18k Gold, Gold
Diamond Arrow Bypass Band Ring Sterling Silver
Located in Laguna Niguel, CA
It comes with the Gemological Appraisal by GIA GG/AJP
All diamonds are natural, not treated
34
Category
21st Century and Contemporary Contemporary Band Rings
Materials
Diamond, White Diamond, Silver, Sterling Silver
Diamond Paperclip Band Ring Sterling Silver
Located in Laguna Niguel, CA
It comes with the Gemological Appraisal by GIA GG/AJP
All diamonds are natural, not treated
16
Category
21st Century and Contemporary Contemporary Band Rings
Materials
Diamond, White Diamond, Silver, Sterling Silver
Diamond Cocktail Ring Baguette and Round Cut 1.02 Carats 14K Yellow Gold
Located in Laguna Niguel, CA
It comes with the Gemological Appraisal by GIA GG/AJP
All diamonds are natural, not treated
49
Category
21st Century and Contemporary Contemporary Cocktail Rings
Materials
Diamond, White Diamond, Gold, 14k Gold, Yellow Gold
Diamond Cocktail Bypass Ring Baguette and Round Cut 1.32 Carats 14K Yellow Gold
Located in Laguna Niguel, CA
It comes with the Gemological Appraisal by GIA GG/AJP
All diamonds are natural, not treated
43
Category
21st Century and Contemporary Contemporary Cocktail Rings
Materials
Diamond, White Diamond, Gold, 14k Gold, Yellow Gold
Diamond Link Bracelet Baguette Cut 2.05 Carats 10K Gold
Located in Laguna Niguel, CA
It comes with the Gemological Appraisal by GIA GG/AJP
All diamonds are natural, not treated
154
Category
21st Century and Contemporary Contemporary Link Bracelets
Materials
Diamond, White Diamond, Gold, 10k Gold, White Gold, Yellow Gold
Diamond Cluster Cocktail Ring Baguette and Round Cut 0.9 Carats 10K Yellow Gold
Located in Laguna Niguel, CA
It comes with the Gemological Appraisal by GIA GG/AJP
All diamonds are natural, not treated
118
Category
21st Century and Contemporary Contemporary Cocktail Rings
Materials
Diamond, White Diamond, Gold, 10k Gold, Yellow Gold
Diamond Wide Cocktail Ring Baguette and Round Cut 1.68 Carats 14K Yellow Gold
Located in Laguna Niguel, CA
It comes with the Gemological Appraisal by GIA GG/AJP
All diamonds are natural, not treated
42
Category
21st Century and Contemporary Contemporary Cocktail Rings
Materials
Diamond, White Diamond, Gold, 14k Gold, Yellow Gold
Diamond Wide Cocktail Ring Baguette and Round Cut 2.55 Carats 10K White Gold
Located in Laguna Niguel, CA
It comes with the Gemological Appraisal by GIA GG/AJP
All diamonds are natural, not treated
169
Category
21st Century and Contemporary Contemporary Cocktail Rings
Materials
Diamond, White Diamond, Gold, 10k Gold, White Gold
Diamond Wide Cocktail Ring Round Brilliant Cut 2 Carats 14K Yellow Gold Plated
Located in Laguna Niguel, CA
It comes with the Gemological Appraisal by GIA GG/AJP
All diamonds are natural, not treated
35
Category
21st Century and Contemporary Contemporary Cocktail Rings
Materials
Diamond, White Diamond, Gold, 14k Gold, Gold Plate, Yellow Gold
Natural Opal Diamond Ring In 14 Karat Solid White Gold
Located in Los Angeles, CA
Treatment Method: Not-treated
Gemstone 1: Diamond
Stone Color: F-G
Stone Clarity: VS2-SI1
Stone Weight
Category
2010s American Cocktail Rings
Materials
Diamond, Opal, 14k Gold, White Gold
Natural Opal Diamond Ring In 14 Karat Solid Yellow Gold
Located in Los Angeles, CA
Treatment Method: Not-treated
Gemstone 1: Diamond
Stone Color: F-G
Stone Clarity: VS2-SI1
Stone Weight
Category
2010s American Cocktail Rings
Materials
Diamond, Opal, 14k Gold, Yellow Gold
Natural Opal Diamond Ring In 14 Karat Solid White Gold
Located in Los Angeles, CA
Treatment Method: Not-treated
Gemstone 1: Diamond
Stone Color: F-G
Stone Clarity: VS2-SI1
Stone Weight
Category
2010s American Cocktail Rings
Materials
Diamond, Opal, White Gold
Natural Opal Diamond Ring In 14 Karat Solid Rose Gold
Located in Los Angeles, CA
Treatment Method: Not-treated
Gemstone 1: Diamond
Stone Color: F-G
Stone Clarity: VS2-SI1
Stone Weight
Category
2010s American Cocktail Rings
Materials
Diamond, Opal, 14k Gold, Rose Gold
Natural Opal 14 Karat Solid Yellow Gold Diamond Ring
Located in Los Angeles, CA
Treatment Method: Not-treated
Gemstone 1: Diamond
Stone Color: F-G
Stone Clarity: VS2-SI1
Stone Weight
Category
2010s American Cocktail Rings
Materials
Diamond, Opal, 14k Gold, Yellow Gold
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Questions About Not Treated
- 1stDibs ExpertSeptember 25, 2019
First clean the leather, then smooth the cracks with mink or neatsfoot oil, and finally treat the affected area with leather conditioner.
- Are Burmese rubies heat treated?1 Answer1stDibs ExpertApril 5, 2022Yes, 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.
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