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:
381925
Weight:
3.79ct (total)
Size:
3.5 mm (calibrated)
Clarity:
VS
Content:
20 pcs
Price:
$
182.33
Item in Stock
More Options & Item Details
ID:
695057
Weight:
0.40ct
Size:
5 x 4 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
14.40
Item in Stock
More Options & Item Details
ID:
474701
Weight:
1.88ct
Size:
8 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
17.38
Item in Stock
More Options & Item Details
ID:
713786
Weight:
0.93ct
Size:
8 x 6 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
7.81
Item in Stock
More Options & Item Details
ID:
482177
Weight:
2.10ct
Size:
8.5 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
15.14
Item in Stock
More Options & Item Details
ID:
678048
Weight:
0.13ct (total)
Size:
2.2 x 2.1 mm
Clarity:
Opaque
Content:
2 pcs
Price:
$
78.00
Item in Stock
More Options & Item Details
ID:
395333
Weight:
11.85ct
Size:
14 x 14 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
78.22
Item in Stock
More Options & Item Details
ID:
678119
Weight:
5.40ct
Size:
22.9 x 10.5 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
6.67
Item in Stock
More Options & Item Details
ID:
725302
Weight:
34.47ct
Size:
21.9 x 19.8 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
103.41
Item in Stock
More Options & Item Details
ID:
448516
Weight:
1.07ct
Size:
7.5 x 5 mm
Clarity:
VS
Content:
1 pc
Price:
$
680.77
Item in Stock
More Options & Item Details
ID:
492399
Weight:
7.64ct
Size:
16 x 12 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
28.74
Item in Stock
More Options & Item Details
ID:
465302
Weight:
3.88ct
Size:
14 x 10 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
33.95
Item in Stock
More Options & Item Details
ID:
735769
Weight:
12.36ct
Size:
23.5 x 14.8 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
10.24
Item in Stock
More Options & Item Details
ID:
484262
Weight:
4.90ct (total)
Size:
7.8 x 5.7 mm
Clarity:
VS
Content:
4 pcs
Price:
$
64.68
Item in Stock
More Options & Item Details
ID:
462031
Weight:
4.15ct (total)
Size:
11.9 x 6.2 mm
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
49.46
Item in Stock
More Options & Item Details
ID:
694842
Weight:
5.38ct
Size:
11 x 11 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
30.99
Item in Stock
More Options & Item Details
ID:
415981
Weight:
1.59ct
Size:
16.4 x 3.4 mm
Clarity:
VS
Content:
1 pc
Price:
$
50.38
Item in Stock
More Options & Item Details
ID:
720326
Weight:
0.95ct
Size:
5.5 x 5.1 mm
Clarity:
VS
Content:
1 pc
Price:
$
91.44
Item in Stock
More Options & Item Details
ID:
647375
Weight:
1.79ct
Size:
8.1 x 6.3 mm
Clarity:
VS
Content:
1 pc
Price:
$
40.81
Item in Stock
More Options & Item Details
ID:
720238
Weight:
1.08ct
Size:
6.4 x 6 mm
Clarity:
VS-SI
Content:
1 pc
Price:
$
77.76
Item in Stock
More Options & Item Details
ID:
733464
Weight:
2.87ct
Size:
11 x 9 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
25.93
Item in Stock
More Options & Item Details
ID:
450508
Weight:
3.92ct
Size:
14 x 9 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
32.93
Item in Stock
More Options & Item Details
ID:
681906
Weight:
11.76ct
Size:
22.8 x 12.8 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
112.90
Item in Stock
More Options & Item Details
ID:
662882
Weight:
1.79ct
Size:
8 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
15.04
Item in Stock
More Options & Item Details
ID:
734747
Weight:
9.66ct
Size:
17.4 x 11.3 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
405.72
Item in Stock
More Options & Item Details
ID:
420288
Weight:
20.92ct
Size:
24 x 17 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
69.04
Item in Stock
More Options & Item Details
ID:
403390
Weight:
9.47ct
Size:
13 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
39.62
Item in Stock
More Options & Item Details
ID:
577707
Weight:
7.60ct
Size:
17 x 12.1 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
10.64
Item in Stock
More Options & Item Details
ID:
712440
Weight:
2.30ct
Size:
12.3 x 6.3 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
6.13
Item in Stock
More Options & Item Details
ID:
718453
Weight:
0.08ct (total)
Size:
2.1 mm (calibrated)
Clarity:
Opaque
Content:
2 pcs
Price:
$
76.80
Item in Stock
More Options & Item Details
ID:
606482
Weight:
32.19ct (total)
Size:
19.7 x 12.9 mm
Clarity:
Opaque
Content:
2 pcs
Price:
$
50.14
Item in Stock
More Options & Item Details
ID:
428643
Weight:
5.52ct
Size:
13 x 9 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
43.72
Item in Stock
More Options & Item Details
ID:
624897
Weight:
1.71ct
Size:
11.9 x 8.6 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
5.17
Item in Stock
More Options & Item Details
ID:
742065
Weight:
2.92ct
Size:
12 x 8 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
29.20
Item in Stock
More Options & Item Details
ID:
742826
Weight:
1.23ct
Size:
6.4 x 5.7 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
147.60
Item in Stock
More Options & Item Details
ID:
724761
Weight:
2.14ct (total)
Size:
10 x 5 mm (calibrated)
Clarity:
VS-SI
Content:
2 pcs
Price:
$
64.20
Item in Stock
More Options & Item Details
ID:
692141
Weight:
0.61ct
Size:
5 mm (calibrated)
Clarity:
SI-I1
Content:
1 pc
Price:
$
36.60
Item in Stock
More Options & Item Details
ID:
656759
Weight:
0.76ct
Size:
7 x 5 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
12.77
Item in Stock
More Options & Item Details
ID:
639281
Weight:
1.54ct
Size:
8 x 6 mm (calibrated)
Clarity:
VS-SI
Content:
1 pc
Price:
$
38.63
Item in Stock
More Options & Item Details
ID:
495784
Weight:
1.26ct
Size:
6.4 x 6.3 mm
Clarity:
VVS
Content:
1 pc
Price:
$
82.56
Item in Stock
More Options & Item Details
ID:
681849
Weight:
0.20ct
Size:
3.5 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
114.64
Item in Stock
More Options & Item Details
ID:
635821
Weight:
2.42ct
Size:
9.2 x 7.6 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
12.43
Item in Stock
More Options & Item Details
ID:
699110
Weight:
2.87ct
Size:
10.8 x 8.4 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
24.11
Item in Stock
More Options & Item Details
ID:
564593
Weight:
0.25ct
Size:
4 mm (calibrated)
Clarity:
VS-SI
Content:
1 pc
Price:
$
549.89
Item in Stock
More Options & Item Details
ID:
663721
Weight:
3.15ct
Size:
8.7 x 7.4 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
15.12
Item in Stock
More Options & Item Details
ID:
320983
Weight:
4.73ct
Size:
11 x 9 mm (calibrated)
Clarity:
Transparent/Translucent
Content:
1 pc
Price:
$
12.49
Item in Stock
More Options & Item Details
ID:
731144
Weight:
1.53ct
Size:
7 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
14.69
Item in Stock
More Options & Item Details
ID:
383838
Weight:
1.48ct
Size:
15.6 x 3.4 mm
Clarity:
VVS
Content:
1 pc
Price:
$
37.32
Item in Stock
More Options & Item Details
ID:
447203
Weight:
2.06ct
Size:
7.6 x 7.5 mm
Clarity:
VS
Content:
1 pc
Price:
$
97.36
Item in Stock
More Options & Item Details
ID:
730456
Weight:
36.21ct
Size:
41.1 x 16 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
34.76
Item in Stock
More Options & Item Details
ID:
478158
Weight:
1.16ct
Size:
9.6 x 6 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
153.12
Item in Stock
More Options & Item Details
ID:
647278
Weight:
1.49ct
Size:
7.6 x 6.2 mm
Clarity:
VS
Content:
1 pc
Price:
$
33.97
Item in Stock
More Options & Item Details
ID:
608309
Weight:
2.29ct (total)
Size:
7 mm (calibrated)
Clarity:
Transparent
Content:
2 pcs
Price:
$
42.32
Item in Stock
More Options & Item Details
ID:
691528
Weight:
3.00ct
Size:
9 x 6 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
79.20
Item in Stock
More Options & Item Details
ID:
496604
Weight:
24.65ct
Size:
19.7 x 15.8 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
51.08
Item in Stock
More Options & Item Details
ID:
699565
Weight:
33.09ct
Size:
25.6 x 22.9 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
27.79
Item in Stock
More Options & Item Details
ID:
559414
Weight:
2.55ct
Size:
7 x 7 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
52.34
Item in Stock
More Options & Item Details
ID:
433535
Weight:
3.96ct (total)
Size:
10 x 8 mm (calibrated)
Clarity:
VVS
Content:
2 pcs
Price:
$
26.14
Item in Stock
More Options & Item Details
ID:
743672
Weight:
1.82ct
Size:
7.7 x 6.6 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
218.40
Item in Stock
More Options & Item Details
ID:
639276
Weight:
96.04ct
Size:
33.3 x 28.8 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
806.74
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
Site is easy to navigate and the variety is great and how often new products are added is also great.
Posted By Jhidron in March, 2025
Source: Bizrate
Overall Rating -> 10
No problems. I had a minor address issue in the past and someone got back to me very quickly and we resolved the issue satisfactorily. I appreciated the quick, concerned response. So important when buyer/seller are so far apart in distance. Thank you Gem Select. Keep up the good work!
Posted By Orphanboy in December, 2025
Source: Bizrate
Overall Rating -> 10
I like the site, it's easy to navigate. There are sometimes items I'm looking for that aren't there, but mostly I can find what I need.
Posted By Nate in March, 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 can pick and choose from large selection and find just what I need for .y projects, currently my cane.
Posted By Darkstar731 in July, 2025
Source: Bizrate
Overall Rating -> 10
Took a chance on purchasing my gemstones from Gemselect and was impressed. 10/10
Posted By KT in September, 2025
Source: Bizrate
Overall Rating -> 10
there are a large number of gems to choose from i have ordered before and these objects are precious to me that my light reflect in them and fills the stones they are there when i need to reflect on life
Posted By Kickbass.2 in January, 2025
Source: Bizrate
Overall Rating -> 10
All good
Posted By DouscheGift in August, 2025
Source: Bizrate