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 (2979)
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 (898)
Peanut Wood (11)
Peridot (1442)
Pietersite (584)
Prehnite (793)
Psilomelane Dendrite (23)
Pyrite (11)
Pyrope Garnet (1700)
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 (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:
534759
Weight:
1.73ct
Size:
7 x 7 mm (calibrated)
Clarity:
VVS-VS
Price:
$
13.70
Item in Stock
More Options & Item Details
ID:
684593
Weight:
18.87ct
Size:
23.1 x 17.4 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
18.79
Item in Stock
More Options & Item Details
ID:
699332
Weight:
avg. 0.28 ct / each
Size:
4.2 x 3.2 mm
Clarity:
VS
Price:
$
6.26
Item in Stock
More Options & Item Details
Select
1
2
3
4
5
6
7
8
9
10
11
12
13
pcs
ID:
450399
Weight:
4.59ct
Size:
12.6 x 10.1 mm
Clarity:
VVS
Content:
1 pc
Price:
$
42.41
Item in Stock
More Options & Item Details
ID:
460784
Weight:
3.23ct
Size:
10 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
29.84
Item in Stock
More Options & Item Details
ID:
437765
Weight:
1.58ct
Size:
18.3 x 3.3 mm
Clarity:
VVS
Content:
1 pc
Price:
$
52.14
Item in Stock
More Options & Item Details
ID:
663000
Weight:
1.08ct
Size:
6.5 x 5.7 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
6.48
Item in Stock
More Options & Item Details
ID:
685328
Weight:
0.43ct
Size:
5 x 4 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
18.06
Item in Stock
More Options & Item Details
ID:
387703
Weight:
1.72ct (total)
Size:
4 x 3 mm (calibrated)
Clarity:
VS
Content:
10 pcs
Price:
$
152.75
Item in Stock
More Options & Item Details
ID:
723892
Weight:
37.81ct
Size:
21 x 16.6 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
44.92
Item in Stock
More Options & Item Details
ID:
664789
Weight:
1.70ct
Size:
9 x 7 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
12.24
Item in Stock
More Options & Item Details
ID:
543740
Weight:
0.93ct (total)
Size:
6 x 4 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
8.59
Item in Stock
More Options & Item Details
ID:
663002
Weight:
0.87ct
Size:
6.1 x 5 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
5.22
Item in Stock
More Options & Item Details
ID:
712844
Weight:
1.19ct
Size:
8 x 6 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
23.76
Item in Stock
More Options & Item Details
ID:
655266
Weight:
12.31ct
Size:
26.6 x 16.8 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
22.60
Item in Stock
More Options & Item Details
ID:
439391
Weight:
1.59ct
Size:
9.5 x 7.5 mm
Clarity:
VS
Content:
1 pc
Price:
$
14.69
Item in Stock
More Options & Item Details
ID:
724241
Weight:
14.41ct
Size:
13 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
17.12
Item in Stock
More Options & Item Details
ID:
721506
Weight:
26.37ct
Size:
27.6 x 14.6 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
31.64
Item in Stock
More Options & Item Details
ID:
685682
Weight:
1.89ct
Size:
9 x 7 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
34.79
Item in Stock
More Options & Item Details
ID:
464286
Weight:
4.37ct (total)
Size:
4 x 4 mm (calibrated)
Clarity:
VS
Content:
10 pcs
Price:
$
40.38
Item in Stock
More Options & Item Details
ID:
686318
Weight:
0.25ct
Size:
4.7 x 3.5 mm
Clarity:
VVS
Content:
1 pc
Price:
$
8.58
Item in Stock
More Options & Item Details
ID:
420010
Weight:
9.51ct
Size:
16 x 11.4 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
37.66
Item in Stock
More Options & Item Details
ID:
735790
Weight:
25.55ct
Size:
24.2 x 20.6 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
21.16
Item in Stock
More Options & Item Details
ID:
668343
Weight:
33.02ct
Size:
30 x 22 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
118.87
Item in Stock
More Options & Item Details
ID:
504656
Weight:
2.72ct
Size:
8 x 8 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
19.16
Item in Stock
More Options & Item Details
ID:
705606
Weight:
0.39ct
Size:
5 x 4 mm (calibrated)
Clarity:
SI
Content:
1 pc
Price:
$
15.91
Item in Stock
More Options & Item Details
ID:
479625
Weight:
2.61ct (total)
Size:
10 x 5.1 mm
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
27.56
Item in Stock
More Options & Item Details
ID:
542575
Weight:
1.31ct (total)
Size:
7 x 5 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
10.38
Item in Stock
More Options & Item Details
ID:
438241
Weight:
12.74ct (total)
Size:
14 x 10 mm (calibrated)
Clarity:
Translucent
Content:
2 pcs
Price:
$
84.08
Item in Stock
More Options & Item Details
ID:
519528
Weight:
1.87ct
Size:
7 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
49.37
Item in Stock
More Options & Item Details
ID:
715102
Weight:
3.61ct (total)
Size:
7 mm (calibrated)
Clarity:
Translucent
Content:
2 pcs
Price:
$
9.36
Item in Stock
More Options & Item Details
ID:
569244
Weight:
0.94ct (total)
Size:
6 x 4 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
8.69
Item in Stock
More Options & Item Details
ID:
681727
Weight:
0.56ct
Size:
6 x 4 mm (calibrated)
Clarity:
VVS
Price:
$
10.08
Item in Stock
More Options & Item Details
ID:
664764
Weight:
0.97ct (total)
Size:
6 x 4.2 mm
Clarity:
VS
Content:
2 pcs
Price:
$
10.48
Item in Stock
More Options & Item Details
ID:
465251
Weight:
4.53ct
Size:
14 x 10 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
39.64
Item in Stock
More Options & Item Details
ID:
606943
Weight:
21.03ct
Size:
20 x 15 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
194.32
Item in Stock
More Options & Item Details
ID:
459720
Weight:
4.87ct
Size:
11 mm (calibrated)
Clarity:
VVS
Price:
$
9.64
Item in Stock
More Options & Item Details
ID:
713857
Weight:
18.82ct
Size:
20 x 15 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
158.09
Item in Stock
More Options & Item Details
ID:
385869
Weight:
2.92ct (total)
Size:
4.6 x 4.5 mm
Clarity:
VVS-VS
Content:
6 pcs
Price:
$
19.27
Item in Stock
More Options & Item Details
ID:
689594
Weight:
1.80ct (total)
Size:
9 x 5.1 mm
Clarity:
VS
Content:
2 pcs
Price:
$
17.28
Item in Stock
More Options & Item Details
ID:
598633
Weight:
2.13ct (total)
Size:
8 x 6 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
140.58
Item in Stock
More Options & Item Details
ID:
387887
Weight:
2.91ct (total)
Size:
4.6 x 4.6 mm
Clarity:
VVS-VS
Content:
6 pcs
Price:
$
19.21
Item in Stock
More Options & Item Details
ID:
699592
Weight:
23.18ct
Size:
25.9 x 15.5 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
12.52
Item in Stock
More Options & Item Details
ID:
582525
Weight:
37.71ct (total)
Size:
16.7 x 16 mm
Clarity:
Opaque
Content:
2 pcs
Price:
$
49.32
Item in Stock
More Options & Item Details
ID:
656102
Weight:
10.66ct
Size:
16 x 12 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
16.63
Item in Stock
More Options & Item Details
ID:
663710
Weight:
100.51ct
Size:
35.5 x 26.7 mm
Clarity:
IF
Content:
1 pc
Price:
$
705.58
Item in Stock
More Options & Item Details
ID:
684506
Weight:
8.02ct
Size:
19.7 x 11.8 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
10.30
Item in Stock
More Options & Item Details
ID:
479460
Weight:
2.43ct (total)
Size:
10 x 5.2 mm
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
25.66
Item in Stock
More Options & Item Details
ID:
454460
Weight:
1.27ct
Size:
10.5 x 4.5 mm
Clarity:
VVS
Content:
1 pc
Price:
$
53.64
Item in Stock
More Options & Item Details
ID:
709075
Weight:
2.66ct
Size:
10 x 8 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
54.94
Item in Stock
More Options & Item Details
ID:
638575
Weight:
2.23ct
Size:
7.8 x 7.2 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
13.38
Item in Stock
More Options & Item Details
ID:
718514
Weight:
12.00ct
Size:
26 x 16.3 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
72.00
Item in Stock
More Options & Item Details
ID:
639064
Weight:
1.52ct
Size:
8 x 6 mm (calibrated)
Clarity:
VS-SI
Content:
1 pc
Price:
$
38.12
Item in Stock
More Options & Item Details
ID:
716100
Weight:
3.20ct (total)
Size:
8 x 6 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
30.72
Item in Stock
More Options & Item Details
ID:
741459
Weight:
0.61ct
Size:
5.1 x 4.2 mm
Clarity:
VS
Content:
1 pc
Price:
$
24.40
Item in Stock
More Options & Item Details
ID:
715686
Weight:
1.14ct
Size:
7.4 x 4.9 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
72.50
Item in Stock
More Options & Item Details
ID:
394867
Weight:
3.04ct (total)
Size:
7 x 5 mm (calibrated)
Clarity:
VS
Content:
2 pcs
Price:
$
55.49
Item in Stock
More Options & Item Details
ID:
488545
Weight:
19.96ct
Size:
21.9 x 16.3 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
14.76
Item in Stock
More Options & Item Details
ID:
341895
Weight:
4.17ct (total)
Size:
4 x 4 mm (calibrated)
Clarity:
VVS-VS
Content:
10 pcs
Price:
$
40.46
Item in Stock
More Options & Item Details
ID:
391874
Weight:
27.70ct (total)
Size:
32.4 x 12 mm
Clarity:
Opaque
Content:
2 pcs
Price:
$
54.85
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
I am filling a small treasure chest and picked a nice amethyst.
Posted By VinnyD in August, 2025
Source: Bizrate
Overall Rating -> 10
All good
Posted By DouscheGift in August, 2025
Source: Bizrate
Overall Rating -> 9
I think therea's no problem
Posted By Napoleon in August, 2025
Source: Bizrate
Overall Rating -> 10
Loved the price and the quality and the certification options which is the main reason why I buy. The guarantee is also a great reason to use gem select.
Posted By Sal in July, 2025
Source: Bizrate
Overall Rating -> 9
I love wide range of stones.
Always have my preference.
Posted By Ray in April, 2025
Source: Bizrate
Overall Rating -> 10
easy site to navigate
Posted By Curt's Cabochons in June, 2025
Source: Bizrate
Overall Rating -> 10
looked at pink stones and at sapphires bought some sapphires. I love looking and collecting gemstones.
.
Posted By Steven M. in February, 2025
Source: Bizrate
Overall Rating -> 10
Im not a jeweler, I buy for my personal use. My dad was a jewelry maker and I love gemstones.
Posted By Andie in September, 2024
Source: Bizrate
Overall Rating -> 10
the selection is good as are the prices
Posted By Old man in August, 2025
Source: Bizrate