Loose Untreated Gemstones: Certified Natural Gems for Collectors and Jewelry, Wholesale Untreated Stones
Bi-color Untreated Gemstones
Black Untreated Gemstones
Blue Untreated Gemstones
Brown Untreated Gemstones
Golden Untreated Gemstones
Gray Untreated Gemstones
Green Untreated Gemstones
Multicolor Untreated Gemstones
Orange Untreated Gemstones
Pink Untreated Gemstones
Purple Untreated Gemstones
Red Untreated Gemstones
Turquoise Untreated Gemstones
Violet Untreated Gemstones
White Untreated Gemstones
Yellow Untreated Gemstones
Clear Colors
Single
Pairs
Lots
Faceted
Cabochons
Showing results for
Sort By:
Price - High to Low
Price - Low to High
Size - Largest to Smallest
Size - Smallest to Largest
Weight - High to Low
Weight - Low to High
Gemtypes in Category:
Actinolite Cat's Eye (55)
Agate (545)
Agate Geode (17)
Alexandrite (28)
Almandine Garnet (322)
Amazonite (280)
Amethyst (2978)
Amethyst Geode Slice (70)
Ametrine (145)
Andalusite (192)
Apatite (271)
Aquamarine (116)
Aragonite (27)
Aventurine (134)
Axinite (10)
Beryl (580)
Black Opal (6)
Bloodstone (211)
Boulder Opal (229)
Calcite (71)
Carnelian (30)
Cat's Eye Apatite (30)
Cat's Eye Aquamarine (15)
Cat's Eye Beryl (3)
Cat's Eye Moonstone (36)
Cat's Eye Opal (142)
Cat's Eye Scapolite (79)
Cavansite (36)
Chalcedony (221)
Charoite (125)
Chocolate Opal (75)
Chrome Diopside (112)
Chrome Tourmaline (2)
Chrysoberyl (93)
Chrysoberyl Cat's Eye (55)
Chrysocolla (50)
Chrysoprase (19)
Cinnabar (78)
Citrine (4507)
Clinohumite (32)
Color-Change Diaspore (855)
Color-Change Fluorite (56)
Color-Change Garnet (193)
Coral (267)
Demantoid Garnet (235)
Dendritic Agate (199)
Diamond (600)
Druzy Amethyst (3)
Druzy Azurite (13)
Druzy Citrine (45)
Druzy Variscite (130)
Emerald (1)
Enstatite (3)
Feather Pyrite (43)
Fire Agate (315)
Fire Opal (123)
Fluorite (160)
Fossil Coral (322)
Golden Beryl (149)
Grandidierite (166)
Grossularite Garnet (35)
Hematite (353)
Hemimorphite Druzy (46)
Hessonite Garnet (2162)
Hiddenite (10)
Howlite (133)
Idocrase (22)
Imperial Topaz (12)
Iolite (169)
Jade (68)
Jadeite (279)
Jasper (1332)
Kornerupine (211)
Kunzite (386)
Kyanite (747)
Labradorite (1211)
Lapis Lazuli (2)
Larimar (122)
Lazulite (10)
Lepidolite (33)
Malachite (189)
Malaya Garnet (109)
Mali Garnet (7)
Matrix Opal (16)
Maw-Sit-Sit (121)
Moldavite (8)
Moonstone (963)
Morganite (979)
Moss Agate (54)
Mother of Pearl (11)
Nuummite (115)
Obsidian (208)
Opal (896)
Peanut Wood (11)
Peridot (1442)
Pietersite (585)
Prehnite (793)
Psilomelane Dendrite (23)
Pyrite (11)
Pyrope Garnet (1699)
Quartz (67)
Quartz Cat's Eye (70)
Quartz With Hedenbergite (7)
Quartz With Marcasite (185)
Rainbow Moonstone (926)
Rainbow Pyrite (249)
Rhodochrosite (138)
Rhodolite Garnet (408)
Rhodonite (30)
Rose Quartz (680)
Rubellite Tourmaline (9)
Ruby (4)
Ruby in Fuchsite (92)
Ruby-Zoisite (212)
Rutile Quartz (499)
Sapphire (60)
Scolecite (30)
Seraphinite (44)
Serpentine (74)
Sillimanite (68)
Sillimanite Cat's Eye (381)
Smithsonite (1)
Smoky Quartz (951)
Snowflake Obsidian (23)
Sodalite (21)
Spectrolite (127)
Spessartite Garnet (457)
Sphalerite (352)
Sphene (585)
Spinel (884)
Star Diopside (164)
Star Garnet (119)
Star Moonstone (78)
Star Rose Quartz (23)
Star Ruby (1)
Star Sapphire (15)
Strawberry Quartz (1092)
Sunstone (527)
Tiger's Eye (785)
Tiger's Eye Matrix (281)
Topaz (482)
Tourmaline (2598)
Tsavorite Garnet (186)
Turquoise (96)
Uvarovite Garnet Drusy (50)
Variscite (5)
Zircon (782)
Clear All
ID:
548027
Weight:
2.02ct
Size:
8 x 6 mm (calibrated)
Clarity:
SI
Content:
1 pc
Price:
$
40.93
Item in Stock
More Options & Item Details
ID:
497797
Weight:
40.32ct
Size:
21.8 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
44.71
Item in Stock
More Options & Item Details
ID:
658262
Weight:
6.43ct
Size:
12 x 10 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
45.01
Item in Stock
More Options & Item Details
ID:
660223
Weight:
1.57ct
Size:
8 x 6 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
37.68
Item in Stock
More Options & Item Details
ID:
720107
Weight:
0.76ct
Size:
7 x 5 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
6.38
Item in Stock
More Options & Item Details
ID:
390665
Weight:
2.03ct (total)
Size:
5 x 3.1 mm
Clarity:
VS
Content:
8 pcs
Price:
$
130.66
Item in Stock
More Options & Item Details
ID:
587118
Weight:
2.85ct
Size:
10 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
75.24
Item in Stock
More Options & Item Details
ID:
738975
Weight:
0.40ct
Size:
8 x 4.7 mm
Clarity:
VVS
Content:
1 pc
Price:
$
3.60
Item in Stock
More Options & Item Details
ID:
382832
Weight:
18.41ct
Size:
18 x 13 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
33.13
Item in Stock
More Options & Item Details
ID:
728234
Weight:
0.05ct
Size:
2.2 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
20.62
Item in Stock
More Options & Item Details
ID:
491882
Weight:
70.41ct (total)
Size:
29.4 x 13.6 mm
Clarity:
Opaque
Content:
2 pcs
Price:
$
82.72
Item in Stock
More Options & Item Details
ID:
565642
Weight:
24.04ct (total)
Size:
12 mm (calibrated)
Clarity:
Opaque
Content:
2 pcs
Price:
$
15.07
Item in Stock
More Options & Item Details
ID:
696453
Weight:
39.31ct
Size:
38.6 x 11.4 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
4.72
Item in Stock
More Options & Item Details
ID:
698589
Weight:
7.40ct (total)
Size:
11 x 9 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
62.16
Item in Stock
More Options & Item Details
ID:
547767
Weight:
2.05ct
Size:
7 x 7 mm (calibrated)
Clarity:
SI
Content:
1 pc
Price:
$
41.54
Item in Stock
More Options & Item Details
ID:
711620
Weight:
41.22ct
Size:
28.6 x 21.2 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
74.20
Item in Stock
More Options & Item Details
ID:
418354
Weight:
8.48ct
Size:
16.4 x 10.6 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
16.79
Item in Stock
More Options & Item Details
ID:
500260
Weight:
1.42ct
Size:
11.7 x 6 mm
Clarity:
VS
Price:
$
13.12
Item in Stock
More Options & Item Details
ID:
424998
Weight:
1.75ct
Size:
17.7 x 3.8 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
38.50
Item in Stock
More Options & Item Details
ID:
692513
Weight:
21.82ct
Size:
20 x 15 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
183.29
Item in Stock
More Options & Item Details
ID:
736592
Weight:
29.35ct
Size:
28 x 20 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
27.59
Item in Stock
More Options & Item Details
ID:
488611
Weight:
12.82ct (total)
Size:
6.8 x 6.7 mm
Clarity:
Transparent
Content:
20 pcs
Price:
$
9.48
Item in Stock
More Options & Item Details
ID:
712588
Weight:
2.35ct
Size:
10 x 7 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
6.26
Item in Stock
More Options & Item Details
ID:
716392
Weight:
0.61ct
Size:
10.2 x 4.1 mm
Clarity:
VVS
Content:
1 pc
Price:
$
38.80
Item in Stock
More Options & Item Details
ID:
433820
Weight:
2.09ct
Size:
10 x 8 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
13.80
Item in Stock
More Options & Item Details
ID:
233319
Weight:
52.74ct
Size:
32.6 x 23.8 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
52.22
Item in Stock
More Options & Item Details
ID:
363873
Weight:
13.47ct (total)
Size:
14 x 10 mm (calibrated)
Clarity:
Transparent
Content:
2 pcs
Price:
$
74.09
Item in Stock
More Options & Item Details
ID:
418891
Weight:
4.40ct
Size:
13.8 x 10 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
8.71
Item in Stock
More Options & Item Details
ID:
720517
Weight:
1.08ct
Size:
5 x 5 mm (calibrated)
Clarity:
SI
Content:
1 pc
Price:
$
77.76
Item in Stock
More Options & Item Details
ID:
545074
Weight:
0.62ct
Size:
5 x 5 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
27.74
Item in Stock
More Options & Item Details
ID:
725569
Weight:
2.20ct (total)
Size:
6.9 x 6.1 mm
Clarity:
Transparent
Content:
2 pcs
Price:
$
87.14
Item in Stock
More Options & Item Details
ID:
736779
Weight:
4.01ct (total)
Size:
9 x 7 mm (calibrated)
Clarity:
VS
Content:
2 pcs
Price:
$
180.45
Item in Stock
More Options & Item Details
ID:
534182
Weight:
2.35ct
Size:
9 x 9 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
15.32
Item in Stock
More Options & Item Details
ID:
387274
Weight:
2.60ct (total)
Size:
4.5 x 4.5 mm
Clarity:
VVS-VS
Content:
6 pcs
Price:
$
17.16
Item in Stock
More Options & Item Details
ID:
737962
Weight:
1.14ct
Size:
8 x 6 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
57.00
Item in Stock
More Options & Item Details
ID:
721826
Weight:
0.61ct
Size:
8 x 4 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
10.98
Item in Stock
More Options & Item Details
ID:
485603
Weight:
30.01ct (total)
Size:
14 x 14 mm (calibrated)
Clarity:
Translucent
Content:
4 pcs
Price:
$
36.01
Item in Stock
More Options & Item Details
ID:
721552
Weight:
4.97ct
Size:
15.4 x 8.3 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
17.89
Item in Stock
More Options & Item Details
ID:
407746
Weight:
5.50ct
Size:
12 x 10 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
217.80
Item in Stock
More Options & Item Details
ID:
668714
Weight:
6.60ct
Size:
22.9 x 7.1 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
142.56
Item in Stock
More Options & Item Details
ID:
449739
Weight:
4.55ct (total)
Size:
10 x 8 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
30.04
Item in Stock
More Options & Item Details
ID:
548516
Weight:
1.48ct (total)
Size:
8 x 6 mm (calibrated)
Clarity:
Transparent
Content:
2 pcs
Price:
$
444.00
Item in Stock
More Options & Item Details
ID:
446984
Weight:
2.00ct
Size:
7.5 x 7 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
94.51
Item in Stock
More Options & Item Details
ID:
528894
Weight:
1.46ct
Size:
7.5 x 6.2 mm
Clarity:
VS-SI
Content:
1 pc
Price:
$
28.91
Item in Stock
More Options & Item Details
ID:
568500
Weight:
3.70ct
Size:
11 x 9 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
35.51
Item in Stock
More Options & Item Details
ID:
651068
Weight:
1.97ct
Size:
9 x 7 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
16.55
Item in Stock
More Options & Item Details
ID:
558456
Weight:
3.61ct
Size:
12 x 10 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
27.31
Item in Stock
More Options & Item Details
ID:
572480
Weight:
3.00ct
Size:
10 x 10 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
27.72
Item in Stock
More Options & Item Details
ID:
571943
Weight:
1.00ct (total)
Size:
8.1 x 4.1 mm
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
10.56
Item in Stock
More Options & Item Details
ID:
450990
Weight:
2.86ct (total)
Size:
4.5 x 4.5 mm
Clarity:
VS
Content:
5 pcs
Price:
$
26.42
Item in Stock
More Options & Item Details
ID:
704703
Weight:
37.21ct
Size:
42.1 x 10.8 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
8.93
Item in Stock
More Options & Item Details
ID:
671013
Weight:
20.12ct
Size:
23.9 x 17.5 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
51.91
Item in Stock
More Options & Item Details
ID:
489707
Weight:
2.34ct (total)
Size:
4.5 mm (calibrated)
Clarity:
VVS-VS
Content:
6 pcs
Price:
$
46.33
Item in Stock
More Options & Item Details
ID:
439211
Weight:
2.47ct
Size:
8 x 8 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
153.24
Item in Stock
More Options & Item Details
ID:
461764
Weight:
1.37ct
Size:
10 x 8 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
63.94
Item in Stock
More Options & Item Details
ID:
716063
Weight:
18.23ct
Size:
20 x 15 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
175.01
Item in Stock
More Options & Item Details
ID:
537150
Weight:
2.46ct (total)
Size:
7.8 x 5.2 mm
Clarity:
Transparent
Content:
2 pcs
Price:
$
9.74
Item in Stock
More Options & Item Details
ID:
542758
Weight:
0.90ct
Size:
5.6 x 5.5 mm
Clarity:
VS
Content:
1 pc
Price:
$
40.14
Item in Stock
More Options & Item Details
ID:
398376
Weight:
1.98ct
Size:
8.6 x 5.9 mm
Clarity:
VS
Content:
1 pc
Price:
$
101.93
Item in Stock
More Options & Item Details
ID:
379066
Weight:
0.71ct
Size:
6.1 x 5.2 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
66.02
Item in Stock
More Options & Item Details
FAQs
What are loose untreated gemstones?
Loose untreated gemstones are natural stones that have not undergone any artificial treatments or enhancements. Examples include unheated sapphires, untreated rubies, and unenhanced diamonds, which maintain their natural beauty and originality.
Why should I choose untreated gemstones over treated ones?
Untreated gemstones, such as unheated topaz and virgin untreated stones, are valued for their authenticity and rarity. These certified untreated gems are perfect for collectors and those seeking ethically sourced, natural stones for unique jewelry designs.
Are untreated gemstones suitable for engagement rings?
Yes, untreated gemstones like GIA-certified natural gems, unenhanced diamonds, and untreated rubies are excellent choices for engagement rings. They offer timeless elegance and are ideal for creating one-of-a-kind designs that reflect personal style.
What makes rare untreated gems valuable for collectors?
Rare untreated gems for collectors, such as authentic untreated crystals and unheated and untreated stones, are prized for their natural appearance and limited availability. Their untouched state makes them highly desirable and a great investment.
How can I ensure the quality of loose untreated gemstones?
Always choose certified untreated gems, like GIA-certified natural gems, to guarantee authenticity and quality. These stones undergo thorough evaluation to ensure they meet the highest standards, making them ideal for both personal collections and jewelry projects.
What types of untreated gemstones are available?
Our collection includes a variety of untreated gemstones such as unheated sapphires, untreated rubies, unenhanced diamonds, and unheated topaz. Each stone is carefully selected to offer unmatched quality and natural beauty.
Are untreated gemstones more expensive than treated ones?
In many cases, untreated gemstones, like precious untreated gemstones and virgin untreated stones, can be more valuable due to their rarity and natural state. Their unique characteristics make them highly sought after by collectors and jewelry enthusiasts.
GemSelect Certified Store Reviews
GemSelect: Over 22 Years in the Gemstone Business! Thank you for trusting us with your purchase!
Overall Rating -> 10
Very fast navigation and purchase, which is good. I need to strike while the iron is hot.
Posted By Tim G. in February, 2025
Source: Bizrate
Overall Rating -> 10
It was easy to find what I wanted
Posted By Villian in December, 2024
Source: Bizrate
Overall Rating -> 10
Appreciated the selection. Jadeite is hard to find under $100. Website has alot of variety.
Posted By Jess in February, 2025
Source: Bizrate
Overall Rating -> 10
Have made 2 purchases so far from GemSelect and they have been amazing! Anytime I requested additional info, videos or pictures of a particular item, the response was always timely and helpful. This is a great place to buy, if you are looking for loose stones. Highly recommend!
Posted By Britnee Rose in September, 2025
Source: Bizrate
Overall Rating -> 10
I love the product and the details about each of them.
Posted By Love It! in July, 2025
Source: Bizrate
Overall Rating -> 10
Excellent selection and easy to use, well done site
Posted By Steph in December, 2024
Source: Bizrate
Overall Rating -> 10
Helpselect accomplished all personal growth goals
Posted By Mike in October, 2024
Source: Bizrate
Overall Rating -> 10
I love Gem Select! When you order what you see is what you get. As soon as you make payment that particular gem is taken off the photo album. That way the one you select is a one of that kind.
Posted By Desertchick in March, 2025
Source: Bizrate
Overall Rating -> 10
Site is easy to navigate and the variety is great and how often new products are added is also great.
Posted By Jhidron in March, 2025
Source: Bizrate