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 (320)
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 (49)
Chrysoprase (19)
Cinnabar (78)
Citrine (4507)
Clinohumite (32)
Color-Change Diaspore (855)
Color-Change Fluorite (55)
Color-Change Garnet (193)
Coral (267)
Demantoid Garnet (235)
Dendritic Agate (198)
Diamond (600)
Druzy Amethyst (3)
Druzy Azurite (13)
Druzy Citrine (45)
Druzy Variscite (130)
Emerald (1)
Enstatite (3)
Feather Pyrite (43)
Fire Agate (314)
Fire Opal (123)
Fluorite (159)
Fossil Coral (322)
Golden Beryl (149)
Grandidierite (165)
Grossularite Garnet (35)
Hematite (352)
Hemimorphite Druzy (46)
Hessonite Garnet (2162)
Hiddenite (10)
Howlite (133)
Idocrase (22)
Imperial Topaz (12)
Iolite (169)
Jade (68)
Jadeite (279)
Jasper (1330)
Kornerupine (209)
Kunzite (385)
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 (584)
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 (407)
Rhodonite (30)
Rose Quartz (680)
Rubellite Tourmaline (9)
Ruby (4)
Ruby in Fuchsite (92)
Ruby-Zoisite (213)
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 (456)
Sphalerite (352)
Sphene (585)
Spinel (883)
Star Diopside (163)
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 (2596)
Tsavorite Garnet (186)
Turquoise (96)
Uvarovite Garnet Drusy (50)
Variscite (5)
Zircon (782)
Clear All
ID:
497208
Weight:
26.48ct
Size:
33.4 x 15.9 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
22.02
Item in Stock
More Options & Item Details
ID:
671541
Weight:
27.23ct
Size:
25.9 x 15.7 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
70.25
Item in Stock
More Options & Item Details
ID:
376884
Weight:
4.47ct
Size:
10.9 x 8.1 mm
Clarity:
Transparent/Translucent
Content:
1 pc
Price:
$
50.51
Item in Stock
More Options & Item Details
ID:
617912
Weight:
2.54ct
Size:
9 x 7.4 mm
Clarity:
VS-SI
Content:
1 pc
Price:
$
54.01
Item in Stock
More Options & Item Details
ID:
481200
Weight:
32.47ct
Size:
31.9 x 23.4 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
32.15
Item in Stock
More Options & Item Details
ID:
724653
Weight:
1.18ct
Size:
10 x 5 mm (calibrated)
Clarity:
VS-SI
Content:
1 pc
Price:
$
35.40
Item in Stock
More Options & Item Details
ID:
546895
Weight:
1.37ct (total)
Size:
7 x 5 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
10.85
Item in Stock
More Options & Item Details
ID:
431575
Weight:
1.37ct (total)
Size:
5 x 5 mm (calibrated)
Clarity:
VS
Content:
2 pcs
Price:
$
14.46
Item in Stock
More Options & Item Details
ID:
606928
Weight:
2.69ct
Size:
8 x 6 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
7.10
Item in Stock
More Options & Item Details
ID:
462487
Weight:
1.42ct (total)
Size:
7 x 5 mm (calibrated)
Clarity:
Transparent
Content:
4 pcs
Price:
$
68.16
Item in Stock
More Options & Item Details
ID:
632516
Weight:
2.10ct
Size:
10 x 8 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
15.12
Item in Stock
More Options & Item Details
ID:
456628
Weight:
2.41ct
Size:
12.3 x 7.6 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
22.27
Item in Stock
More Options & Item Details
ID:
706981
Weight:
2.77ct
Size:
14 x 7 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
6.65
Item in Stock
More Options & Item Details
ID:
434859
Weight:
30.10ct
Size:
26.8 x 20.8 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
39.73
Item in Stock
More Options & Item Details
ID:
699679
Weight:
15.20ct
Size:
21.3 x 15.6 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
12.77
Item in Stock
More Options & Item Details
ID:
586320
Weight:
11.12ct
Size:
14.6 x 9 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
40.03
Item in Stock
More Options & Item Details
ID:
563561
Weight:
1.11ct
Size:
7 x 5 mm (calibrated)
Clarity:
VS-SI
Content:
1 pc
Price:
$
24.91
Item in Stock
More Options & Item Details
ID:
390666
Weight:
1.97ct (total)
Size:
5 x 3.2 mm
Clarity:
VS
Content:
8 pcs
Price:
$
126.80
Item in Stock
More Options & Item Details
ID:
487630
Weight:
28.65ct
Size:
31.9 x 21 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
18.91
Item in Stock
More Options & Item Details
ID:
733057
Weight:
0.47ct
Size:
5 x 5 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
3.95
Item in Stock
More Options & Item Details
ID:
650204
Weight:
11.10ct
Size:
18 x 13 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
7.86
Item in Stock
More Options & Item Details
ID:
727473
Weight:
0.41ct
Size:
4.8 x 4 mm
Clarity:
VS
Content:
1 pc
Price:
$
17.22
Item in Stock
More Options & Item Details
ID:
474265
Weight:
2.40ct
Size:
10 x 8.5 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
21.19
Item in Stock
More Options & Item Details
ID:
698908
Weight:
0.86ct
Size:
7 x 5 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
7.22
Item in Stock
More Options & Item Details
ID:
394445
Weight:
7.82ct (total)
Size:
10 x 10 mm (calibrated)
Clarity:
Transparent
Content:
2 pcs
Price:
$
46.92
Item in Stock
More Options & Item Details
ID:
416188
Weight:
1.70ct
Size:
20.5 x 3.1 mm
Clarity:
VS
Content:
1 pc
Price:
$
53.86
Item in Stock
More Options & Item Details
ID:
696586
Weight:
40.15ct
Size:
35.5 x 12.3 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
4.82
Item in Stock
More Options & Item Details
ID:
297892
Weight:
3.33ct (total)
Size:
3 x 3 mm (calibrated)
Clarity:
Transparent/Translucent
Content:
20 pcs
Price:
$
114.29
Item in Stock
More Options & Item Details
ID:
713911
Weight:
20.58ct
Size:
20 x 15 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
172.87
Item in Stock
More Options & Item Details
ID:
521022
Weight:
10.96ct
Size:
18.8 x 11.9 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
289.34
Item in Stock
More Options & Item Details
ID:
639108
Weight:
1.07ct (total)
Size:
6.3 x 4.2 mm
Clarity:
VVS
Content:
2 pcs
Price:
$
8.99
Item in Stock
More Options & Item Details
ID:
486450
Weight:
21.30ct
Size:
30.2 x 9.1 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
14.06
Item in Stock
More Options & Item Details
ID:
492486
Weight:
4.75ct
Size:
14 x 10 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
34.36
Item in Stock
More Options & Item Details
ID:
453622
Weight:
5.92ct
Size:
15.1 x 7.8 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
195.36
Item in Stock
More Options & Item Details
ID:
445856
Weight:
5.95ct
Size:
11 x 9 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
15.79
Item in Stock
More Options & Item Details
ID:
349460
Weight:
1.16ct
Size:
6.5 x 5.3 mm
Clarity:
VS
Content:
1 pc
Price:
$
160.78
Item in Stock
More Options & Item Details
ID:
600548
Weight:
3.11ct
Size:
9 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
40.64
Item in Stock
More Options & Item Details
ID:
716095
Weight:
3.44ct (total)
Size:
8 x 6 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
33.02
Item in Stock
More Options & Item Details
ID:
691882
Weight:
0.53ct
Size:
4.8 x 4.4 mm
Clarity:
SI-I1
Content:
1 pc
Price:
$
31.80
Item in Stock
More Options & Item Details
ID:
450664
Weight:
7.31ct
Size:
13.9 x 10.6 mm
Clarity:
VVS
Content:
1 pc
Price:
$
67.55
Item in Stock
More Options & Item Details
ID:
422071
Weight:
1.10ct
Size:
7.8 x 5.8 mm
Clarity:
VS
Content:
1 pc
Price:
$
63.46
Item in Stock
More Options & Item Details
ID:
681830
Weight:
4.98ct
Size:
11.5 x 9.2 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
5.98
Item in Stock
More Options & Item Details
ID:
396648
Weight:
1.17ct
Size:
8.3 x 4.9 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
61.47
Item in Stock
More Options & Item Details
ID:
732452
Weight:
4.89ct
Size:
12.8 x 10.2 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
176.04
Item in Stock
More Options & Item Details
ID:
640384
Weight:
1.60ct
Size:
6.9 x 6.6 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
10.56
Item in Stock
More Options & Item Details
ID:
662761
Weight:
1.73ct
Size:
8 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
14.53
Item in Stock
More Options & Item Details
ID:
387600
Weight:
4.58ct (total)
Size:
4.6 x 4.5 mm
Clarity:
VVS-VS
Content:
10 pcs
Price:
$
30.23
Item in Stock
More Options & Item Details
ID:
481103
Weight:
27.94ct
Size:
31.3 x 23.7 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
39.84
Item in Stock
More Options & Item Details
ID:
480076
Weight:
4.97ct (total)
Size:
6 x 6 mm (calibrated)
Clarity:
Translucent
Content:
10 pcs
Price:
$
10.50
Item in Stock
More Options & Item Details
ID:
603882
Weight:
31.40ct
Size:
36.4 x 21.1 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
33.16
Item in Stock
More Options & Item Details
ID:
697094
Weight:
3.07ct
Size:
13 x 10.2 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
93.02
Item in Stock
More Options & Item Details
ID:
606956
Weight:
2.68ct
Size:
10 x 8 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
17.69
Item in Stock
More Options & Item Details
ID:
698490
Weight:
2.85ct
Size:
11 x 9 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
23.94
Item in Stock
More Options & Item Details
ID:
401860
Weight:
1.97ct (total)
Size:
4 mm (calibrated)
Clarity:
VVS-VS
Content:
4 pcs
Price:
$
80.62
Item in Stock
More Options & Item Details
ID:
687100
Weight:
9.29ct (total)
Size:
14 mm (calibrated)
Clarity:
Opaque
Content:
2 pcs
Price:
$
27.42
Item in Stock
More Options & Item Details
ID:
651011
Weight:
1.48ct (total)
Size:
7 x 5 mm (calibrated)
Clarity:
VS
Content:
2 pcs
Price:
$
14.21
Item in Stock
More Options & Item Details
ID:
658161
Weight:
6.04ct
Size:
10 x 10 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
7.25
Item in Stock
More Options & Item Details
ID:
541098
Weight:
11.78ct
Size:
14 x 14 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
17.57
Item in Stock
More Options & Item Details
ID:
691232
Weight:
0.64ct
Size:
5 mm (calibrated)
Clarity:
SI-I1
Content:
1 pc
Price:
$
38.40
Item in Stock
More Options & Item Details
ID:
712166
Weight:
0.51ct
Size:
6 x 4 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
1.36
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
So far, my experience was great...Thanks
Posted By Kaydi in May, 2025
Source: Bizrate
Overall Rating -> 10
I have found GemSelect to have the best selections of quality stones at a reasonable price. I like the packaging and the report availability.
Posted By Sam in March, 2025
Source: Bizrate
Overall Rating -> 10
Very good
Hoping you will increase your inventory especially in the 6mm
Thanks
Posted By Ibie in February, 2025
Source: Bizrate
Overall Rating -> 10
I like the way your website shows us what stone were buying as well the easy way to navigate the site. also knowing the stones are real...
Posted By RED in January, 2025
Source: Bizrate
Overall Rating -> 10
Great for buying gemstones, came with authenticity certs. Will buy again someday!
Posted By Uggadugga in May, 2025
Source: Bizrate
Overall Rating -> 10
Good selection, trusted quality. What I have purchased has always been as discribed.
Posted By Sterling in November, 2024
Source: Bizrate
Overall Rating -> 10
Enjoyed shopping.
Posted By Chris in March, 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
went well
Posted By Doug in May, 2025
Source: Bizrate