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:
573424
Weight:
0.49ct
Size:
7.4 x 5.2 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
19.40
Item in Stock
More Options & Item Details
ID:
517344
Weight:
1.16ct
Size:
9.7 x 6.2 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
107.18
Item in Stock
More Options & Item Details
ID:
721764
Weight:
0.56ct
Size:
5 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
26.88
Item in Stock
More Options & Item Details
ID:
498973
Weight:
1.83ct
Size:
10 x 7 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
14.09
Item in Stock
More Options & Item Details
ID:
734945
Weight:
4.92ct
Size:
11 x 9 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
29.52
Item in Stock
More Options & Item Details
ID:
416280
Weight:
1.23ct
Size:
15.9 x 3.2 mm
Clarity:
VS
Content:
1 pc
Price:
$
38.96
Item in Stock
More Options & Item Details
ID:
608192
Weight:
3.81ct
Size:
12 x 10 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
35.21
Item in Stock
More Options & Item Details
ID:
521027
Weight:
33.54ct
Size:
31.9 x 15.4 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
885.46
Item in Stock
More Options & Item Details
ID:
679203
Weight:
2.60ct
Size:
10 x 10 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
21.84
Item in Stock
More Options & Item Details
ID:
671124
Weight:
15.21ct
Size:
25 x 18 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
39.24
Item in Stock
More Options & Item Details
ID:
450109
Weight:
2.37ct (total)
Size:
7 x 5.2 mm
Clarity:
Transparent
Content:
2 pcs
Price:
$
31.28
Item in Stock
More Options & Item Details
ID:
727347
Weight:
0.21ct
Size:
3.8 x 3 mm
Clarity:
VS-SI
Content:
1 pc
Price:
$
8.82
Item in Stock
More Options & Item Details
ID:
697478
Weight:
0.70ct
Size:
7 x 5 mm (calibrated)
Clarity:
VVS
Price:
$
4.20
Item in Stock
More Options & Item Details
ID:
715350
Weight:
11.39ct
Size:
18 x 13 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
109.34
Item in Stock
More Options & Item Details
ID:
357316
Weight:
4.00ct (total)
Size:
6 x 4 mm (calibrated)
Clarity:
VVS-VS
Content:
10 pcs
Price:
$
26.40
Item in Stock
More Options & Item Details
ID:
728011
Weight:
2.57ct
Size:
10 x 8 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
6.17
Item in Stock
More Options & Item Details
ID:
490903
Weight:
10.91ct
Size:
19.9 x 10.6 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
79.21
Item in Stock
More Options & Item Details
ID:
547731
Weight:
8.85ct
Size:
14 x 12 mm (calibrated)
Clarity:
SI-I1
Content:
1 pc
Price:
$
350.46
Item in Stock
More Options & Item Details
ID:
713860
Weight:
19.13ct
Size:
20 x 15 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
160.69
Item in Stock
More Options & Item Details
ID:
715737
Weight:
2.80ct (total)
Size:
8 x 6 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
26.88
Item in Stock
More Options & Item Details
ID:
707103
Weight:
2.35ct
Size:
9 x 7 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
5.64
Item in Stock
More Options & Item Details
ID:
528896
Weight:
1.66ct
Size:
8.1 x 6.3 mm
Clarity:
VS-SI
Content:
1 pc
Price:
$
32.87
Item in Stock
More Options & Item Details
ID:
479667
Weight:
2.35ct (total)
Size:
9.8 x 5 mm
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
24.82
Item in Stock
More Options & Item Details
ID:
488295
Weight:
42.42ct
Size:
27 x 20 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
31.37
Item in Stock
More Options & Item Details
ID:
658370
Weight:
17.54ct
Size:
23 x 18.1 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
29.99
Item in Stock
More Options & Item Details
ID:
595179
Weight:
1.43ct
Size:
7 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
132.13
Item in Stock
More Options & Item Details
ID:
654803
Weight:
7.36ct
Size:
17.1 x 15.7 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
22.87
Item in Stock
More Options & Item Details
ID:
431668
Weight:
1.59ct
Size:
6 x 6 mm (calibrated)
Clarity:
VS-SI
Content:
1 pc
Price:
$
37.78
Item in Stock
More Options & Item Details
ID:
358249
Weight:
1.85ct
Size:
7.6 x 5.8 mm
Clarity:
VVS
Content:
1 pc
Price:
$
49.08
Item in Stock
More Options & Item Details
ID:
693345
Weight:
2.38ct
Size:
8.6 x 5.6 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
78.91
Item in Stock
More Options & Item Details
ID:
686141
Weight:
0.15ct
Size:
5 x 3 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
7.20
Item in Stock
More Options & Item Details
ID:
546222
Weight:
1.76ct
Size:
7.5 x 6 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
13.12
Item in Stock
More Options & Item Details
ID:
691084
Weight:
1.48ct
Size:
8 x 6 mm (calibrated)
Clarity:
SI-I1
Content:
1 pc
Price:
$
88.80
Item in Stock
More Options & Item Details
ID:
448762
Weight:
8.10ct
Size:
15.1 x 11.1 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
26.74
Item in Stock
More Options & Item Details
ID:
662971
Weight:
1.15ct
Size:
6.2 x 5.6 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
6.90
Item in Stock
More Options & Item Details
ID:
712339
Weight:
2.89ct
Size:
10 x 7 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
7.70
Item in Stock
More Options & Item Details
ID:
599170
Weight:
5.66ct
Size:
12 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
18.68
Item in Stock
More Options & Item Details
ID:
391964
Weight:
11.71ct
Size:
23.6 x 14.6 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
23.20
Item in Stock
More Options & Item Details
ID:
622973
Weight:
2.02ct
Size:
9 x 7 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
42.48
Item in Stock
More Options & Item Details
ID:
691674
Weight:
0.55ct
Size:
4.9 x 4.5 mm
Clarity:
VVS
Content:
1 pc
Price:
$
46.20
Item in Stock
More Options & Item Details
ID:
696483
Weight:
5.25ct
Size:
12.5 x 9.8 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
9.46
Item in Stock
More Options & Item Details
ID:
715026
Weight:
4.67ct (total)
Size:
8 mm (calibrated)
Clarity:
Translucent
Content:
2 pcs
Price:
$
12.11
Item in Stock
More Options & Item Details
ID:
450769
Weight:
5.23ct
Size:
13.5 x 10 mm
Clarity:
VVS
Content:
1 pc
Price:
$
48.32
Item in Stock
More Options & Item Details
ID:
673660
Weight:
14.08ct
Size:
20 x 15 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
154.74
Item in Stock
More Options & Item Details
ID:
387885
Weight:
3.33ct (total)
Size:
4.6 x 4.5 mm
Clarity:
VVS-VS
Content:
6 pcs
Price:
$
21.98
Item in Stock
More Options & Item Details
ID:
457324
Weight:
2.41ct
Size:
11.2 x 7.8 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
22.27
Item in Stock
More Options & Item Details
ID:
435786
Weight:
6.71ct
Size:
14.9 x 11.2 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
21.96
Item in Stock
More Options & Item Details
ID:
657960
Weight:
15.78ct
Size:
20 x 15 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
18.94
Item in Stock
More Options & Item Details
ID:
483631
Weight:
1.23ct
Size:
6.4 x 6 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
97.42
Item in Stock
More Options & Item Details
ID:
744784
Weight:
8.33ct
Size:
17.9 x 11.7 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
41.65
Item in Stock
More Options & Item Details
ID:
726153
Weight:
0.46ct
Size:
5 x 5 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
4.42
Item in Stock
More Options & Item Details
ID:
745459
Weight:
11.11ct
Size:
17.9 x 7.8 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
23.44
Item in Stock
More Options & Item Details
ID:
718031
Weight:
0.72ct
Size:
6 x 4 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
21.60
Item in Stock
More Options & Item Details
ID:
734752
Weight:
4.22ct
Size:
11 x 9 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
177.24
Item in Stock
More Options & Item Details
ID:
712575
Weight:
1.29ct
Size:
8 x 6 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
25.76
Item in Stock
More Options & Item Details
ID:
533369
Weight:
0.86ct (total)
Size:
6 x 4 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
7.94
Item in Stock
More Options & Item Details
ID:
718848
Weight:
0.73ct
Size:
6 x 4 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
13.14
Item in Stock
More Options & Item Details
ID:
502046
Weight:
2.05ct
Size:
12 x 5.9 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
21.65
Item in Stock
More Options & Item Details
ID:
725436
Weight:
31.22ct
Size:
25 x 18 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
93.66
Item in Stock
More Options & Item Details
ID:
580164
Weight:
0.48ct
Size:
6.3 x 3.4 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
22.18
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 -> 8
Good prices
Posted By TRM in October, 2025
Source: Bizrate
Overall Rating -> 10
Great prices!!! High quality gemstones.
Posted By Ricky in October, 2025
Source: Bizrate
Overall Rating -> 10
I love the quality, presentation and the price of the stones. I love the identification card - report they send with each stone.
Posted By Dia in March, 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 -> 9
I think therea's no problem
Posted By Napoleon in August, 2025
Source: Bizrate
Overall Rating -> 10
hassle free experience.
Posted By Jhidron in October, 2025
Source: Bizrate
Overall Rating -> 9
I am very pleased with the ways you can filter your searches on this site, finding exactly what I want with little knowledge of what I am looking for is surprisingly easy!
Posted By Leo in March, 2025
Source: Bizrate
Overall Rating -> 10
Easy to conduct search, good amount of stock to select from along with variety of prices.
Posted By Que in June, 2025
Source: Bizrate
Overall Rating -> 10
I have purchased stones from gem select in the past and have been very satisfied. I expect to repeat that experience with this purchase as well
Posted By Marti in July, 2025
Source: Bizrate