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 (163)
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 (36)
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 (4)
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 (987)
Moss Agate (56)
Mother of Pearl (10)
Nuummite (115)
Obsidian (202)
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 (607)
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 (942)
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 (2718)
Tsavorite Garnet (175)
Turquoise (90)
Uvarovite Garnet Drusy (80)
Variscite (4)
Zircon (771)
Clear All
ID:
488636
Weight:
1.99ct
Size:
8 x 6 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
52.40
Item in Stock
More Options & Item Details
ID:
708041
Weight:
2.90ct
Size:
14 x 10 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
2.78
Item in Stock
More Options & Item Details
ID:
416292
Weight:
0.82ct
Size:
12.1 x 2.9 mm
Clarity:
VS
Content:
1 pc
Price:
$
25.98
Item in Stock
More Options & Item Details
ID:
417763
Weight:
7.66ct
Size:
12 mm (calibrated)
Clarity:
VVS
Price:
$
18.20
Item in Stock
More Options & Item Details
ID:
648024
Weight:
6.10ct (total)
Size:
10 x 8 mm (calibrated)
Clarity:
Opaque
Content:
2 pcs
Price:
$
10.98
Item in Stock
More Options & Item Details
ID:
689616
Weight:
1.96ct
Size:
10 x 8 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
10.80
Item in Stock
More Options & Item Details
ID:
642961
Weight:
4.80ct (total)
Size:
10 x 8 mm (calibrated)
Clarity:
Transparent
Content:
2 pcs
Price:
$
44.06
Item in Stock
More Options & Item Details
ID:
435535
Weight:
9.41ct
Size:
15 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
30.80
Item in Stock
More Options & Item Details
ID:
372717
Weight:
4.83ct (total)
Size:
9.1 x 4.4 mm
Clarity:
VS
Content:
5 pcs
Price:
$
38.26
Item in Stock
More Options & Item Details
ID:
650935
Weight:
3.34ct (total)
Size:
8 mm (calibrated)
Clarity:
VVS
Content:
2 pcs
Price:
$
28.06
Item in Stock
More Options & Item Details
ID:
737494
Weight:
0.95ct
Size:
6 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
23.75
Item in Stock
More Options & Item Details
ID:
684379
Weight:
0.94ct (total)
Size:
5 x 4 mm (calibrated)
Clarity:
VS
Content:
2 pcs
Price:
$
39.48
Item in Stock
More Options & Item Details
ID:
454727
Weight:
8.35ct
Size:
18.2 x 11.8 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
13.99
Item in Stock
More Options & Item Details
ID:
521212
Weight:
29.86ct
Size:
32.3 x 10.1 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
21.67
Item in Stock
More Options & Item Details
ID:
448934
Weight:
12.70ct
Size:
24 x 13.8 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
41.92
Item in Stock
More Options & Item Details
ID:
726849
Weight:
1.00ct
Size:
9.4 x 4.1 mm
Clarity:
VS
Content:
1 pc
Price:
$
60.00
Item in Stock
More Options & Item Details
ID:
422892
Weight:
0.91ct
Size:
8.3 x 3.7 mm
Clarity:
VS
Content:
1 pc
Price:
$
34.90
Item in Stock
More Options & Item Details
ID:
238081
Weight:
0.72ct
Size:
7 x 3.5 mm
Clarity:
VVS
Content:
1 pc
Price:
$
94.09
Item in Stock
More Options & Item Details
ID:
518201
Weight:
1.60ct
Size:
7.9 x 6.3 mm
Clarity:
VS
Content:
1 pc
Price:
$
31.68
Item in Stock
More Options & Item Details
ID:
688170
Weight:
13.59ct
Size:
20 x 15 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
16.31
Item in Stock
More Options & Item Details
ID:
431556
Weight:
2.96ct (total)
Size:
5 x 5 mm (calibrated)
Clarity:
VS
Content:
4 pcs
Price:
$
31.22
Item in Stock
More Options & Item Details
ID:
657618
Weight:
1.34ct
Size:
6 x 6 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
1.61
Item in Stock
More Options & Item Details
ID:
720261
Weight:
1.18ct
Size:
7.2 x 5.4 mm
Clarity:
VS
Content:
1 pc
Price:
$
113.58
Item in Stock
More Options & Item Details
ID:
342023
Weight:
4.40ct (total)
Size:
4 x 4 mm (calibrated)
Clarity:
VS
Content:
10 pcs
Price:
$
40.66
Item in Stock
More Options & Item Details
ID:
426710
Weight:
7.11ct (total)
Size:
9 mm (calibrated)
Clarity:
Opaque
Content:
2 pcs
Price:
$
32.84
Item in Stock
More Options & Item Details
ID:
499977
Weight:
1.69ct
Size:
12 x 6 mm
Clarity:
VS
Price:
$
15.61
Item in Stock
More Options & Item Details
ID:
595050
Weight:
16.93ct
Size:
17.3 x 16.5 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
67.04
Item in Stock
More Options & Item Details
ID:
325983
Weight:
2.83ct
Size:
9 x 9 mm (calibrated)
Clarity:
Transparent/Translucent
Content:
1 pc
Price:
$
10.08
Item in Stock
More Options & Item Details
ID:
499998
Weight:
2.12ct (total)
Size:
2.1 mm (calibrated)
Clarity:
Transparent
Content:
30 pcs
Price:
$
13.99
Item in Stock
More Options & Item Details
ID:
724830
Weight:
17.13ct
Size:
16.9 x 15.3 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
19.52
Item in Stock
More Options & Item Details
ID:
734991
Weight:
3.55ct
Size:
8 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
17.75
Item in Stock
More Options & Item Details
ID:
409558
Weight:
7.86ct (total)
Size:
11 x 9 mm (calibrated)
Clarity:
Transparent
Content:
2 pcs
Price:
$
37.45
Item in Stock
More Options & Item Details
ID:
675195
Weight:
10.83ct
Size:
21.3 x 13.6 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
27.94
Item in Stock
More Options & Item Details
ID:
700880
Weight:
0.70ct
Size:
7 x 5 mm (calibrated)
Clarity:
VVS
Price:
$
6.72
Item in Stock
More Options & Item Details
ID:
514319
Weight:
6.64ct (total)
Size:
12 x 10 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
62.48
Item in Stock
More Options & Item Details
ID:
685167
Weight:
2.03ct
Size:
8 x 8 mm (calibrated)
Clarity:
VS
Price:
$
19.49
Item in Stock
More Options & Item Details
Select
1
2
3
pcs 0 in Cart
ID:
550756
Weight:
1.24ct
Size:
7 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
14.99
Item in Stock
More Options & Item Details
ID:
456764
Weight:
1.81ct (total)
Size:
6 x 6 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
16.73
Item in Stock
More Options & Item Details
ID:
705613
Weight:
0.57ct
Size:
5 mm (calibrated)
Clarity:
SI
Content:
1 pc
Price:
$
23.26
Item in Stock
More Options & Item Details
ID:
720998
Weight:
0.48ct
Size:
8 x 4 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
4.03
Item in Stock
More Options & Item Details
ID:
583888
Weight:
6.23ct
Size:
18 x 8.8 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
58.88
Item in Stock
More Options & Item Details
ID:
736792
Weight:
8.18ct
Size:
17.9 x 10.2 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
40.90
Item in Stock
More Options & Item Details
ID:
725001
Weight:
8.64ct
Size:
12 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
9.85
Item in Stock
More Options & Item Details
ID:
432383
Weight:
1.84ct
Size:
7 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
52.63
Item in Stock
More Options & Item Details
ID:
379416
Weight:
1.27ct
Size:
9 x 6 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
80.47
Item in Stock
More Options & Item Details
ID:
605908
Weight:
34.92ct (total)
Size:
21.8 x 15.2 mm
Clarity:
Opaque
Content:
2 pcs
Price:
$
54.40
Item in Stock
More Options & Item Details
ID:
707187
Weight:
3.23ct
Size:
10.8 x 8.2 mm
Clarity:
VS
Content:
1 pc
Price:
$
31.01
Item in Stock
More Options & Item Details
ID:
431516
Weight:
1.45ct (total)
Size:
5 x 5 mm (calibrated)
Clarity:
VS
Content:
2 pcs
Price:
$
15.30
Item in Stock
More Options & Item Details
ID:
534184
Weight:
2.34ct
Size:
9 x 9 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
15.26
Item in Stock
More Options & Item Details
ID:
708493
Weight:
1.51ct
Size:
7 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
31.19
Item in Stock
More Options & Item Details
ID:
692975
Weight:
36.44ct
Size:
37.9 x 10.8 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
13.12
Item in Stock
More Options & Item Details
ID:
715438
Weight:
1.68ct
Size:
8.3 x 6.3 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
16.13
Item in Stock
More Options & Item Details
ID:
717168
Weight:
1.35ct (total)
Size:
7 x 5 mm (calibrated)
Clarity:
Transparent
Content:
2 pcs
Price:
$
27.54
Item in Stock
More Options & Item Details
ID:
720604
Weight:
2.74ct (total)
Size:
6.8 x 5.5 mm
Clarity:
VS
Content:
2 pcs
Price:
$
263.74
Item in Stock
More Options & Item Details
ID:
724018
Weight:
8.72ct
Size:
14 x 10 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
10.36
Item in Stock
More Options & Item Details
ID:
709186
Weight:
2.29ct (total)
Size:
8 x 6 mm (calibrated)
Clarity:
Transparent
Content:
2 pcs
Price:
$
15.53
Item in Stock
More Options & Item Details
ID:
725557
Weight:
0.37ct
Size:
5 x 5 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
2.96
Item in Stock
More Options & Item Details
ID:
721942
Weight:
1.18ct (total)
Size:
8 x 4 mm (calibrated)
Clarity:
VS
Content:
2 pcs
Price:
$
21.24
Item in Stock
More Options & Item Details
ID:
341893
Weight:
4.12ct (total)
Size:
4 x 4 mm (calibrated)
Clarity:
VVS-VS
Content:
10 pcs
Price:
$
39.97
Item in Stock
More Options & Item Details
ID:
590712
Weight:
25.10ct
Size:
20.9 x 17.7 mm
Clarity:
VVS
Content:
1 pc
Price:
$
150.60
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
Great for buying gemstones, came with authenticity certs. Will buy again someday!
Posted By Uggadugga in May, 2025
Source: Bizrate
Overall Rating -> 10
I'm happy.
Posted By Ray in January, 2025
Source: Bizrate
Overall Rating -> 10
I like the way your website shows us what stone were buying as well the easy way to navigate the site. also knowing the stones are real...
Posted By RED in January, 2025
Source: Bizrate
Overall Rating -> 10
On the clarity options it goes "and better" so if youre looking for si specifically and you click si and better it still shows you basically everything. It just removes the opaques. Itd be nice if it was vs only, vss only, si only, etc
Posted By Iamnotakrustykrab in December, 2025
Source: Bizrate
Overall Rating -> 9
Been using them for years! Very satisfied with the products.
Posted By PI SC in May, 2025
Source: Bizrate
Overall Rating -> 10
Loved everything. High quality, quick shipping, and authentication included.
Posted By Chris in March, 2025
Source: Bizrate
Overall Rating -> 9
I love the gems!
Posted By MM in April, 2025
Source: Bizrate
Overall Rating -> 10
The site provided lots of detail, factual data, and good photos. I also like the availability of searching by price range as well as by the type of stone.
Posted By SLIntuitive Donna in July, 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