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:
443085
Weight:
3.37ct (total)
Size:
8 mm (calibrated)
Clarity:
VS
Content:
2 pcs
Price:
$
8.09
Item in Stock
More Options & Item Details
ID:
728171
Weight:
0.05ct
Size:
2.3 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
20.62
Item in Stock
More Options & Item Details
ID:
348526
Weight:
2.33ct
Size:
20.8 x 3.6 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
76.90
Item in Stock
More Options & Item Details
ID:
679219
Weight:
12.31ct
Size:
25.9 x 17.1 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
73.86
Item in Stock
More Options & Item Details
ID:
480320
Weight:
5.34ct (total)
Size:
5.8 x 5.7 mm
Clarity:
Translucent
Content:
10 pcs
Price:
$
11.27
Item in Stock
More Options & Item Details
ID:
745478
Weight:
0.92ct
Size:
7 x 5 mm (calibrated)
Clarity:
VS-SI
Content:
1 pc
Price:
$
29.44
Item in Stock
More Options & Item Details
ID:
400081
Weight:
5.91ct (total)
Size:
9 mm (calibrated)
Clarity:
Translucent
Content:
2 pcs
Price:
$
19.50
Item in Stock
More Options & Item Details
ID:
422791
Weight:
0.72ct
Size:
6.9 x 3.6 mm
Clarity:
VS
Content:
1 pc
Price:
$
27.61
Item in Stock
More Options & Item Details
ID:
682549
Weight:
17.69ct
Size:
20.4 x 12.7 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
169.82
Item in Stock
More Options & Item Details
ID:
728176
Weight:
2.40ct
Size:
10 x 8 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
5.76
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:
341874
Weight:
3.99ct (total)
Size:
4 x 4 mm (calibrated)
Clarity:
VS
Content:
10 pcs
Price:
$
36.86
Item in Stock
More Options & Item Details
ID:
691710
Weight:
0.80ct
Size:
5.9 x 4.9 mm
Clarity:
SI-I1
Content:
1 pc
Price:
$
48.00
Item in Stock
More Options & Item Details
ID:
670653
Weight:
0.33ct
Size:
4.5 x 3.3 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
11.88
Item in Stock
More Options & Item Details
ID:
658416
Weight:
5.48ct
Size:
15 x 10 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
19.73
Item in Stock
More Options & Item Details
ID:
395044
Weight:
3.58ct
Size:
9.6 x 9.5 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
23.63
Item in Stock
More Options & Item Details
ID:
640744
Weight:
4.38ct
Size:
12.3 x 8.6 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
12.56
Item in Stock
More Options & Item Details
ID:
658246
Weight:
14.69ct
Size:
15 x 15 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
21.50
Item in Stock
More Options & Item Details
ID:
711043
Weight:
12.03ct
Size:
16.1 x 12.8 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
21.66
Item in Stock
More Options & Item Details
ID:
723382
Weight:
1.31ct
Size:
7 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
12.58
Item in Stock
More Options & Item Details
ID:
685912
Weight:
31.68ct
Size:
33 x 21.8 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
17.11
Item in Stock
More Options & Item Details
ID:
727331
Weight:
0.80ct
Size:
6 x 4 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
14.40
Item in Stock
More Options & Item Details
ID:
474619
Weight:
20.28ct (total)
Size:
19.4 x 11.9 mm
Clarity:
Opaque
Content:
2 pcs
Price:
$
48.18
Item in Stock
More Options & Item Details
ID:
348554
Weight:
2.28ct
Size:
25.1 x 3.3 mm
Clarity:
VVS
Content:
1 pc
Price:
$
75.24
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:
706775
Weight:
2.46ct
Size:
9 x 7 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
5.90
Item in Stock
More Options & Item Details
ID:
724868
Weight:
1.12ct
Size:
9.3 x 3.7 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
47.04
Item in Stock
More Options & Item Details
ID:
586417
Weight:
1.95ct
Size:
8 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
128.70
Item in Stock
More Options & Item Details
ID:
645796
Weight:
17.64ct
Size:
20 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
9.95
Item in Stock
More Options & Item Details
ID:
673202
Weight:
20.06ct
Size:
18.3 x 15.2 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
120.36
Item in Stock
More Options & Item Details
ID:
548394
Weight:
13.21ct (total)
Size:
12 mm (calibrated)
Clarity:
Opaque
Content:
2 pcs
Price:
$
49.52
Item in Stock
More Options & Item Details
ID:
465370
Weight:
3.92ct
Size:
14 x 10 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
34.31
Item in Stock
More Options & Item Details
ID:
712245
Weight:
1.45ct
Size:
8 x 6.5 mm
Clarity:
VS
Content:
1 pc
Price:
$
34.80
Item in Stock
More Options & Item Details
ID:
739561
Weight:
0.52ct
Size:
5 x 5 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
4.68
Item in Stock
More Options & Item Details
ID:
724994
Weight:
0.71ct
Size:
8.1 x 3.8 mm
Clarity:
VVS
Content:
1 pc
Price:
$
29.82
Item in Stock
More Options & Item Details
ID:
659408
Weight:
1.47ct
Size:
7 x 7 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
3.53
Item in Stock
More Options & Item Details
ID:
735247
Weight:
2.56ct
Size:
8.6 x 6.8 mm
Clarity:
VS
Content:
1 pc
Price:
$
122.88
Item in Stock
More Options & Item Details
ID:
447095
Weight:
2.01ct
Size:
9 x 7 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
94.99
Item in Stock
More Options & Item Details
ID:
559495
Weight:
1.49ct
Size:
6.9 x 5.7 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
5.66
Item in Stock
More Options & Item Details
ID:
465965
Weight:
7.86ct
Size:
14 mm (calibrated)
Clarity:
VVS-VS
Price:
$
15.56
Item in Stock
More Options & Item Details
ID:
567784
Weight:
25.23ct
Size:
32.8 x 15.8 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
56.94
Item in Stock
More Options & Item Details
ID:
481152
Weight:
26.25ct
Size:
33.6 x 21.4 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
25.99
Item in Stock
More Options & Item Details
ID:
732496
Weight:
0.57ct
Size:
5 x 5 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
4.79
Item in Stock
More Options & Item Details
ID:
516715
Weight:
1.30ct
Size:
8.2 x 6.4 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
120.12
Item in Stock
More Options & Item Details
ID:
627596
Weight:
1.58ct
Size:
8 x 6 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
62.57
Item in Stock
More Options & Item Details
ID:
680681
Weight:
1.00ct
Size:
7.1 x 4.1 mm
Clarity:
SI
Content:
1 pc
Price:
$
30.00
Item in Stock
More Options & Item Details
ID:
382840
Weight:
16.67ct
Size:
22.3 x 17.5 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
33.00
Item in Stock
More Options & Item Details
ID:
635497
Weight:
6.70ct
Size:
14.2 x 10.9 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
56.28
Item in Stock
More Options & Item Details
ID:
341837
Weight:
13.55ct
Size:
13 x 11 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
23.26
Item in Stock
More Options & Item Details
ID:
457181
Weight:
2.93ct (total)
Size:
6 x 6 mm (calibrated)
Clarity:
VVS-VS
Content:
4 pcs
Price:
$
27.07
Item in Stock
More Options & Item Details
ID:
418400
Weight:
7.89ct
Size:
13.8 x 11.3 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
41.66
Item in Stock
More Options & Item Details
ID:
736672
Weight:
8.45ct
Size:
20 x 14.5 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
11.91
Item in Stock
More Options & Item Details
ID:
715439
Weight:
1.52ct
Size:
8 x 6 mm (calibrated)
Clarity:
VVS-VS
Price:
$
14.59
Item in Stock
More Options & Item Details
ID:
552587
Weight:
3.38ct
Size:
11 x 9 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
31.24
Item in Stock
More Options & Item Details
ID:
658615
Weight:
11.12ct
Size:
20.2 x 14.3 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
22.82
Item in Stock
More Options & Item Details
ID:
548388
Weight:
14.10ct (total)
Size:
12 mm (calibrated)
Clarity:
Opaque
Content:
2 pcs
Price:
$
52.85
Item in Stock
More Options & Item Details
ID:
471787
Weight:
9.05ct
Size:
14 x 10.5 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
836.22
Item in Stock
More Options & Item Details
ID:
401596
Weight:
2.18ct (total)
Size:
4.5 mm (calibrated)
Clarity:
VS
Content:
4 pcs
Price:
$
89.21
Item in Stock
More Options & Item Details
ID:
610344
Weight:
16.73ct (total)
Size:
19 x 13.2 mm
Clarity:
Opaque
Content:
2 pcs
Price:
$
22.08
Item in Stock
More Options & Item Details
ID:
427580
Weight:
2.44ct (total)
Size:
6 x 4 mm (calibrated)
Clarity:
VVS-VS
Content:
6 pcs
Price:
$
16.10
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
easy site to navigate
Posted By Curt's Cabochons in June, 2025
Source: Bizrate
Overall Rating -> 10
It was easy and to the point
Posted By Victorius in May, 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 -> 9
Very easy to navigate with a great selection.
Posted By Bar181 in August, 2025
Source: Bizrate
Overall Rating -> 10
I would recommend gem select yo everyone
Fast service and no problems
Posted By Steve in March, 2025
Source: Bizrate
Overall Rating -> 8
It was a good interaction I got a good gemstone for cheap
Posted By Jon in December, 2025
Source: Bizrate
Overall Rating -> 10
Very professional site
Posted By JR in January, 2025
Source: Bizrate
Overall Rating -> 10
Had a great experience and the prices are great
Posted By BuBx99 in November, 2025
Source: Bizrate
Overall Rating -> 10
It was my second time so I understand what it is to do
Posted By Ibie in February, 2025
Source: Bizrate