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:
533859
Weight:
3.63ct
Size:
11 x 9 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
33.54
Item in Stock
More Options & Item Details
ID:
460456
Weight:
2.10ct
Size:
8 mm (calibrated)
Clarity:
VS-SI
Content:
1 pc
Price:
$
4,656.96
Item in Stock
More Options & Item Details
ID:
514779
Weight:
2.37ct
Size:
10 x 8 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
147.04
Item in Stock
More Options & Item Details
ID:
564695
Weight:
28.98ct (total)
Size:
23.6 x 14.2 mm
Clarity:
Opaque
Content:
2 pcs
Price:
$
66.18
Item in Stock
More Options & Item Details
ID:
551886
Weight:
0.83ct
Size:
7 x 5.4 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
3.13
Item in Stock
More Options & Item Details
ID:
334764
Weight:
9.42ct (total)
Size:
10 x 10 mm (calibrated)
Clarity:
Opaque
Content:
2 pcs
Price:
$
56.52
Item in Stock
More Options & Item Details
ID:
493124
Weight:
4.83ct
Size:
14 x 10 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
34.94
Item in Stock
More Options & Item Details
ID:
674983
Weight:
20.97ct
Size:
33.5 x 20.9 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
18.88
Item in Stock
More Options & Item Details
ID:
628026
Weight:
8.42ct
Size:
18.8 x 13.8 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
70.73
Item in Stock
More Options & Item Details
ID:
464432
Weight:
4.26ct (total)
Size:
4 x 4 mm (calibrated)
Clarity:
VS
Content:
10 pcs
Price:
$
39.36
Item in Stock
More Options & Item Details
ID:
551883
Weight:
1.46ct
Size:
7.7 x 4.4 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
5.50
Item in Stock
More Options & Item Details
ID:
435210
Weight:
23.81ct
Size:
27.8 x 19 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
31.43
Item in Stock
More Options & Item Details
ID:
698495
Weight:
3.52ct
Size:
11 x 9 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
29.57
Item in Stock
More Options & Item Details
ID:
308089
Weight:
1.44ct
Size:
11.3 x 8.3 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
81.73
Item in Stock
More Options & Item Details
ID:
433028
Weight:
1.65ct
Size:
6.5 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
27.88
Item in Stock
More Options & Item Details
ID:
436551
Weight:
2.61ct
Size:
10.8 x 7.1 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
8.47
Item in Stock
More Options & Item Details
ID:
693967
Weight:
20.55ct
Size:
20.5 x 15.7 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
73.98
Item in Stock
More Options & Item Details
ID:
363171
Weight:
21.22ct
Size:
22.1 x 16.7 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
56.02
Item in Stock
More Options & Item Details
ID:
465513
Weight:
4.75ct
Size:
12 x 10 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
38.38
Item in Stock
More Options & Item Details
ID:
546650
Weight:
3.42ct
Size:
11 x 9 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
27.08
Item in Stock
More Options & Item Details
ID:
371620
Weight:
4.92ct (total)
Size:
7 x 7 mm (calibrated)
Clarity:
VS
Content:
5 pcs
Price:
$
38.96
Item in Stock
More Options & Item Details
ID:
684483
Weight:
21.84ct
Size:
27.6 x 19 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
21.76
Item in Stock
More Options & Item Details
ID:
675182
Weight:
3.03ct
Size:
10 x 10 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
25.45
Item in Stock
More Options & Item Details
ID:
449418
Weight:
2.82ct (total)
Size:
7 x 5 mm (calibrated)
Clarity:
VS
Content:
4 pcs
Price:
$
16.92
Item in Stock
More Options & Item Details
ID:
679147
Weight:
6.16ct
Size:
16.7 x 9.7 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
36.96
Item in Stock
More Options & Item Details
ID:
718179
Weight:
1.04ct
Size:
5.9 x 4.8 mm
Clarity:
VS
Content:
1 pc
Price:
$
31.20
Item in Stock
More Options & Item Details
ID:
570065
Weight:
3.40ct
Size:
11 x 9 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
25.04
Item in Stock
More Options & Item Details
ID:
552381
Weight:
1.01ct (total)
Size:
8.1 x 4.3 mm
Clarity:
VS
Content:
2 pcs
Price:
$
6.67
Item in Stock
More Options & Item Details
ID:
497050
Weight:
2.48ct
Size:
8.8 x 7.4 mm
Clarity:
VS
Content:
1 pc
Price:
$
44.56
Item in Stock
More Options & Item Details
ID:
698507
Weight:
1.50ct
Size:
6.9 x 5.8 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
9.00
Item in Stock
More Options & Item Details
ID:
514788
Weight:
2.15ct
Size:
9.1 x 7.5 mm
Clarity:
VS-SI
Content:
1 pc
Price:
$
36.90
Item in Stock
More Options & Item Details
ID:
537749
Weight:
1.48ct
Size:
10 x 4.8 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
134.80
Item in Stock
More Options & Item Details
ID:
687753
Weight:
2.01ct
Size:
9 x 7 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
2.41
Item in Stock
More Options & Item Details
ID:
383757
Weight:
1.42ct
Size:
15.7 x 3.4 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
35.80
Item in Stock
More Options & Item Details
ID:
393867
Weight:
0.81ct
Size:
5.3 x 5.3 mm
Clarity:
VS
Content:
1 pc
Price:
$
40.33
Item in Stock
More Options & Item Details
ID:
416146
Weight:
1.58ct
Size:
15.7 x 3.6 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
50.05
Item in Stock
More Options & Item Details
ID:
686494
Weight:
12.27ct
Size:
18 x 13 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
14.72
Item in Stock
More Options & Item Details
ID:
419910
Weight:
13.79ct
Size:
21.1 x 15.6 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
54.61
Item in Stock
More Options & Item Details
ID:
445889
Weight:
5.01ct
Size:
12 x 10 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
12.08
Item in Stock
More Options & Item Details
ID:
721507
Weight:
31.68ct
Size:
33 x 18.9 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
38.02
Item in Stock
More Options & Item Details
ID:
680783
Weight:
3.01ct
Size:
10 x 7.6 mm
Clarity:
SI
Content:
1 pc
Price:
$
90.30
Item in Stock
More Options & Item Details
ID:
665039
Weight:
1.18ct
Size:
8 x 6 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
12.74
Item in Stock
More Options & Item Details
ID:
735824
Weight:
26.71ct
Size:
30.5 x 19.1 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
22.12
Item in Stock
More Options & Item Details
ID:
719302
Weight:
0.57ct
Size:
5.1 x 3.9 mm
Clarity:
VS
Content:
1 pc
Price:
$
8.55
Item in Stock
More Options & Item Details
ID:
321927
Weight:
31.20ct
Size:
29.5 x 20.6 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
288.29
Item in Stock
More Options & Item Details
ID:
453664
Weight:
3.13ct
Size:
10 x 10 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
28.92
Item in Stock
More Options & Item Details
ID:
706995
Weight:
2.29ct
Size:
9 x 7 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
5.50
Item in Stock
More Options & Item Details
ID:
714170
Weight:
0.50ct
Size:
4.3 mm
Clarity:
SI
Content:
1 pc
Price:
$
15.00
Item in Stock
More Options & Item Details
ID:
453125
Weight:
4.88ct (total)
Size:
7 x 5 mm (calibrated)
Clarity:
VVS-VS
Content:
6 pcs
Price:
$
45.10
Item in Stock
More Options & Item Details
ID:
390010
Weight:
0.73ct
Size:
10.1 x 4.8 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
31.54
Item in Stock
More Options & Item Details
ID:
450919
Weight:
1.46ct (total)
Size:
5 x 5 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
13.49
Item in Stock
More Options & Item Details
ID:
645682
Weight:
11.12ct
Size:
17.4 x 11.7 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
54.97
Item in Stock
More Options & Item Details
ID:
697088
Weight:
0.51ct (total)
Size:
3.5 mm (calibrated)
Clarity:
VS-SI
Content:
2 pcs
Price:
$
11.02
Item in Stock
More Options & Item Details
ID:
521471
Weight:
110.88ct
Size:
31.8 x 30.4 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
292.73
Item in Stock
More Options & Item Details
ID:
617775
Weight:
1.66ct
Size:
8 x 6 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
35.29
Item in Stock
More Options & Item Details
ID:
600275
Weight:
49.20ct
Size:
34.7 x 22.1 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
37.01
Item in Stock
More Options & Item Details
ID:
465299
Weight:
4.05ct
Size:
14 x 10 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
35.45
Item in Stock
More Options & Item Details
ID:
685895
Weight:
1.98ct
Size:
8.5 x 6.9 mm
Clarity:
VS
Content:
1 pc
Price:
$
36.44
Item in Stock
More Options & Item Details
ID:
660248
Weight:
9.40ct
Size:
14 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
22.67
Item in Stock
More Options & Item Details
ID:
730469
Weight:
1.58ct
Size:
9.6 x 4.5 mm
Clarity:
VS
Content:
1 pc
Price:
$
94.80
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 never let down by GemSelect. I love that you get the exact stone you want. Shipping is always in a few days. I have spread the word about GemSelect on social media jewelry creating groups that I attend. This sapphire is going to make one gorgeous ring
Posted By Desertchick in April, 2025
Source: Bizrate
Overall Rating -> 10
nothing but good. always have a great selection. I am a hobbyist and only collect. Great prices. I could take all day looking at a small percent of all the gemstone, fantastic
Posted By Steve m. in February, 2025
Source: Bizrate
Overall Rating -> 10
easy site to navigate
Posted By Curt's Cabochons in June, 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
I have ordered from Genselect before and always had a great experience. My go to source!
Posted By Kycaver in October, 2024
Source: Bizrate
Overall Rating -> 10
I always enjoy the selection and the unique cuts I can find here. I would love to see more hex cuts tho! Maybe some rose cuts too!
Posted By Blkfower83 in October, 2024
Source: Bizrate
Overall Rating -> 10
Very professional site
Posted By JR in January, 2025
Source: Bizrate
Overall Rating -> 10
Muy serios y muy oportunos para el envo
Posted By Veronica in September, 2024
Source: Bizrate
Overall Rating -> 10
Very food
Posted By Keeto in July, 2025
Source: Bizrate