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 (54)
Agate (589)
Agate Geode (15)
Alexandrite (21)
Almandine Garnet (475)
Amazonite (259)
Amethyst (2866)
Amethyst Geode Slice (69)
Ametrine (166)
Andalusite (191)
Apatite (264)
Aquamarine (96)
Aragonite (24)
Aventurine (130)
Axinite (9)
Beryl (639)
Black Opal (6)
Bloodstone (190)
Boulder Opal (271)
Calcite (71)
Carnelian (21)
Cat's Eye Alexandrite (37)
Cat's Eye Apatite (29)
Cat's Eye Aquamarine (15)
Cat's Eye Beryl (3)
Cat's Eye Moonstone (29)
Cat's Eye Opal (166)
Cat's Eye Scapolite (78)
Cavansite (36)
Chalcedony (203)
Charoite (122)
Chocolate Opal (76)
Chrome Diopside (101)
Chrysoberyl (93)
Chrysoberyl Cat's Eye (55)
Chrysocolla (50)
Cinnabar (77)
Citrine (4362)
Clinohumite (30)
Color-Change Diaspore (834)
Color-Change Fluorite (47)
Color-Change Garnet (190)
Color-Change Sapphire (6)
Coral (253)
Demantoid Garnet (232)
Dendritic Agate (199)
Diamond (611)
Druzy Amethyst (3)
Druzy Azurite (13)
Druzy Citrine (44)
Druzy Variscite (130)
Emerald (1)
Enstatite (3)
Feather Pyrite (43)
Fire Agate (309)
Fire Opal (124)
Fluorite (160)
Fossil Coral (316)
Golden Beryl (142)
Grandidierite (170)
Grossularite Garnet (31)
Hematite (342)
Hemimorphite Druzy (46)
Hessonite Garnet (2137)
Hiddenite (10)
Howlite (133)
Idocrase (19)
Imperial Topaz (12)
Iolite (155)
Jade (68)
Jadeite (264)
Jasper (1332)
Kornerupine (211)
Kunzite (385)
Kyanite (731)
Labradorite (1174)
Lapis Lazuli (2)
Larimar (120)
Lazulite (10)
Lepidolite (27)
Malachite (179)
Malaya Garnet (103)
Mali Garnet (6)
Matrix Opal (16)
Maw-Sit-Sit (117)
Moldavite (5)
Moonstone (946)
Morganite (989)
Moss Agate (56)
Mother of Pearl (10)
Nuummite (115)
Obsidian (204)
Opal (889)
Peanut Wood (10)
Peridot (1413)
Pietersite (652)
Prehnite (790)
Psilomelane Dendrite (23)
Pyrite (6)
Pyrope Garnet (1664)
Quartz (64)
Quartz Cat's Eye (68)
Quartz With Hedenbergite (7)
Quartz With Marcasite (184)
Rainbow Moonstone (912)
Rainbow Pyrite (241)
Rhodochrosite (134)
Rhodolite Garnet (609)
Rhodonite (30)
Rose Quartz (663)
Rubellite Tourmaline (9)
Ruby (4)
Ruby in Fuchsite (90)
Ruby-Zoisite (209)
Rutile Quartz (496)
Sapphire (65)
Scolecite (29)
Seraphinite (41)
Serpentine (71)
Sillimanite (67)
Sillimanite Cat's Eye (376)
Smithsonite (1)
Smoky Quartz (919)
Snowflake Obsidian (21)
Sodalite (19)
Spectrolite (120)
Spessartite Garnet (452)
Sphalerite (345)
Sphene (574)
Spinel (944)
Star Diopside (177)
Star Garnet (112)
Star Moonstone (75)
Star Rose Quartz (22)
Star Ruby (1)
Star Sapphire (14)
Strawberry Quartz (1070)
Sunstone (522)
Tiger's Eye (776)
Tiger's Eye Matrix (274)
Topaz (459)
Tourmaline (2722)
Tsavorite Garnet (175)
Turquoise (90)
Uvarovite Garnet Drusy (80)
Variscite (4)
Zircon (771)
Clear All
ID:
697125
Weight:
2.81ct
Size:
13 x 9 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
85.14
Item in Stock
More Options & Item Details
ID:
671950
Weight:
1.55ct
Size:
8 x 6 mm (calibrated)
Clarity:
SI
Content:
1 pc
Price:
$
37.20
Item in Stock
More Options & Item Details
ID:
719311
Weight:
0.74ct
Size:
7 x 5 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
6.22
Item in Stock
More Options & Item Details
ID:
439514
Weight:
5.39ct
Size:
13.7 x 9.9 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
106.73
Item in Stock
More Options & Item Details
ID:
510925
Weight:
23.61ct (total)
Size:
26.8 x 10.8 mm
Clarity:
Opaque
Content:
2 pcs
Price:
$
50.80
Item in Stock
More Options & Item Details
ID:
367965
Weight:
4.55ct
Size:
11.5 x 7.4 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
29.80
Item in Stock
More Options & Item Details
ID:
620992
Weight:
2.07ct (total)
Size:
7 x 5 mm (calibrated)
Clarity:
SI
Content:
2 pcs
Price:
$
51.91
Item in Stock
More Options & Item Details
ID:
459959
Weight:
3.84ct
Size:
11 x 9 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
35.48
Item in Stock
More Options & Item Details
ID:
534117
Weight:
1.65ct
Size:
8 x 6 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
15.25
Item in Stock
More Options & Item Details
ID:
743372
Weight:
2.89ct
Size:
16 x 8.5 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
11.56
Item in Stock
More Options & Item Details
ID:
646540
Weight:
0.48ct (total)
Size:
3.5 mm (calibrated)
Clarity:
VS
Content:
2 pcs
Price:
$
14.40
Item in Stock
More Options & Item Details
ID:
694280
Weight:
0.66ct
Size:
10.9 x 2.8 mm
Clarity:
VVS
Content:
1 pc
Price:
$
19.80
Item in Stock
More Options & Item Details
ID:
662985
Weight:
4.38ct
Size:
12 x 10 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
10.51
Item in Stock
More Options & Item Details
ID:
648889
Weight:
16.12ct
Size:
23 x 18.3 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
9.29
Item in Stock
More Options & Item Details
ID:
451315
Weight:
1.55ct (total)
Size:
5 x 5 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
14.33
Item in Stock
More Options & Item Details
ID:
537699
Weight:
1.07ct
Size:
7.3 x 4.6 mm
Clarity:
VS
Content:
1 pc
Price:
$
97.45
Item in Stock
More Options & Item Details
ID:
730870
Weight:
18.73ct (total)
Size:
23.1 x 12.8 mm
Clarity:
Opaque
Content:
2 pcs
Price:
$
12.82
Item in Stock
More Options & Item Details
ID:
555116
Weight:
0.73ct (total)
Size:
6 x 4 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
5.78
Item in Stock
More Options & Item Details
ID:
446991
Weight:
2.14ct
Size:
8.1 x 7.4 mm
Clarity:
VS
Content:
1 pc
Price:
$
101.12
Item in Stock
More Options & Item Details
ID:
612315
Weight:
0.76ct
Size:
7.3 x 4.9 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
3.52
Item in Stock
More Options & Item Details
ID:
730039
Weight:
8.96ct
Size:
19.6 x 11.5 mm
Clarity:
VS-SI
Content:
1 pc
Price:
$
860.16
Item in Stock
More Options & Item Details
ID:
411273
Weight:
4.88ct (total)
Size:
9 x 7 mm (calibrated)
Clarity:
VS
Content:
2 pcs
Price:
$
145.38
Item in Stock
More Options & Item Details
ID:
695474
Weight:
5.94ct
Size:
12 x 8 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
178.20
Item in Stock
More Options & Item Details
ID:
735794
Weight:
10.61ct
Size:
20.7 x 12.1 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
8.78
Item in Stock
More Options & Item Details
ID:
603133
Weight:
2.75ct
Size:
10.7 x 7.5 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
181.50
Item in Stock
More Options & Item Details
ID:
633795
Weight:
13.93ct
Size:
20.1 x 13.1 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
74.05
Item in Stock
More Options & Item Details
ID:
446992
Weight:
2.26ct
Size:
8.1 x 7.6 mm
Clarity:
VS
Content:
1 pc
Price:
$
97.09
Item in Stock
More Options & Item Details
ID:
382056
Weight:
1.98ct
Size:
7.8 x 6.4 mm
Clarity:
SI
Content:
1 pc
Price:
$
5,571.96
Item in Stock
More Options & Item Details
ID:
699835
Weight:
0.98ct
Size:
5.5 x 4.9 mm
Clarity:
VS
Content:
1 pc
Price:
$
42.22
Item in Stock
More Options & Item Details
ID:
691109
Weight:
1.56ct
Size:
16.4 x 6.5 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
84.24
Item in Stock
More Options & Item Details
ID:
668888
Weight:
2.78ct
Size:
9.3 x 6.6 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
3.34
Item in Stock
More Options & Item Details
ID:
524915
Weight:
1.76ct
Size:
8 x 6 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
271.04
Item in Stock
More Options & Item Details
ID:
450456
Weight:
6.57ct
Size:
14.4 x 10.9 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
60.71
Item in Stock
More Options & Item Details
ID:
705730
Weight:
0.65ct
Size:
6 x 6 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
5.46
Item in Stock
More Options & Item Details
ID:
472231
Weight:
29.00ct
Size:
28.6 x 17.7 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
60.48
Item in Stock
More Options & Item Details
ID:
454806
Weight:
29.73ct (total)
Size:
22 x 14.2 mm
Clarity:
Opaque
Content:
2 pcs
Price:
$
39.24
Item in Stock
More Options & Item Details
ID:
722783
Weight:
0.59ct
Size:
5 x 5 mm (calibrated)
Clarity:
VVS-VS
Price:
$
17.70
Item in Stock
More Options & Item Details
ID:
721880
Weight:
7.15ct
Size:
11 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
8.58
Item in Stock
More Options & Item Details
ID:
747191
Weight:
2.46ct
Size:
8 x 8 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
369.00
Item in Stock
More Options & Item Details
ID:
724729
Weight:
0.33ct
Size:
6.9 x 3.7 mm
Clarity:
VS
Content:
1 pc
Price:
$
55.44
Item in Stock
More Options & Item Details
ID:
501155
Weight:
2.73ct
Size:
12.2 x 8.5 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
8.40
Item in Stock
More Options & Item Details
ID:
344393
Weight:
59.07ct
Size:
26.9 x 20.9 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
105.25
Item in Stock
More Options & Item Details
ID:
714558
Weight:
0.73ct
Size:
5 mm (calibrated)
Clarity:
SI
Content:
1 pc
Price:
$
21.90
Item in Stock
More Options & Item Details
ID:
481157
Weight:
18.42ct
Size:
30.2 x 19.5 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
18.24
Item in Stock
More Options & Item Details
ID:
478856
Weight:
0.61ct
Size:
7.1 x 4.2 mm
Clarity:
VS
Content:
1 pc
Price:
$
25.79
Item in Stock
More Options & Item Details
ID:
747666
Weight:
1.69ct
Size:
7 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
304.20
Item in Stock
More Options & Item Details
ID:
394834
Weight:
12.29ct
Size:
15 x 15 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
48.67
Item in Stock
More Options & Item Details
ID:
433905
Weight:
5.77ct (total)
Size:
10 x 8 mm (calibrated)
Clarity:
VVS
Content:
2 pcs
Price:
$
38.09
Item in Stock
More Options & Item Details
ID:
724929
Weight:
26.38ct
Size:
25.2 x 14.8 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
94.97
Item in Stock
More Options & Item Details
ID:
396835
Weight:
1.31ct
Size:
7.6 x 5.1 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
82.60
Item in Stock
More Options & Item Details
ID:
666801
Weight:
2.81ct
Size:
10 x 8 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
57.62
Item in Stock
More Options & Item Details
ID:
742087
Weight:
2.93ct
Size:
12 x 8 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
29.30
Item in Stock
More Options & Item Details
ID:
504931
Weight:
7.66ct
Size:
13 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
50.56
Item in Stock
More Options & Item Details
ID:
691676
Weight:
0.56ct
Size:
4.9 x 4.7 mm
Clarity:
VVS
Content:
1 pc
Price:
$
47.04
Item in Stock
More Options & Item Details
ID:
626191
Weight:
1.31ct
Size:
8.3 x 6.3 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
34.58
Item in Stock
More Options & Item Details
ID:
719612
Weight:
0.75ct
Size:
7 x 5 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
6.30
Item in Stock
More Options & Item Details
ID:
469906
Weight:
29.40ct (total)
Size:
13 mm (calibrated)
Clarity:
Opaque
Content:
2 pcs
Price:
$
20.18
Item in Stock
More Options & Item Details
ID:
713741
Weight:
0.93ct
Size:
7.8 x 6.3 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
7.81
Item in Stock
More Options & Item Details
ID:
414623
Weight:
11.08ct
Size:
14 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
292.51
Item in Stock
More Options & Item Details
ID:
573468
Weight:
3.20ct (total)
Size:
12 x 5.9 mm
Clarity:
VVS
Content:
2 pcs
Price:
$
33.79
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 -> 9
the gems were smaller than I thought but I was at fault for not reading the complete discrimination
Posted By Tim in May, 2025
Source: Bizrate
Overall Rating -> 10
A pleasant experience and many choices to choose from
Posted By Krackenking in November, 2025
Source: Bizrate
Overall Rating -> 10
I'm happy.
Posted By Ray in January, 2025
Source: Bizrate
Overall Rating -> 9
It was great!
Posted By Annie in September, 2025
Source: Bizrate
Overall Rating -> 9
The checkout said the my ccv was invalid. i had to use another card.
Posted By Ron in April, 2025
Source: Bizrate
Overall Rating -> 10
excellent deals-excellent service-fair prices
Posted By JD in April, 2025
Source: Bizrate
Overall Rating -> 10
Great prices!!! High quality gemstones.
Posted By Ricky in October, 2025
Source: Bizrate
Overall Rating -> 10
Gem Select has a user friendly website and the product is very good as is the price. The gems are described accurately and I always get what I think I'm getting.
Posted By Happy Customer in June, 2025
Source: Bizrate
Overall Rating -> 9
If you have motion picture, then I will be more satisfied with.
Posted By Ray in November, 2025
Source: Bizrate