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:
655923
Weight:
17.25ct
Size:
27 x 24.6 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
88.19
Item in Stock
More Options & Item Details
ID:
669552
Weight:
18.89ct
Size:
21.1 x 15.8 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
56.68
Item in Stock
More Options & Item Details
ID:
548107
Weight:
1.37ct
Size:
7.5 x 4.8 mm
Clarity:
VS
Content:
1 pc
Price:
$
27.76
Item in Stock
More Options & Item Details
ID:
655792
Weight:
9.28ct
Size:
14 x 12 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
14.47
Item in Stock
More Options & Item Details
ID:
705609
Weight:
0.34ct
Size:
4.2 mm
Clarity:
SI
Price:
$
13.87
Item in Stock
More Options & Item Details
ID:
722355
Weight:
22.73ct
Size:
25 x 18 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
81.83
Item in Stock
More Options & Item Details
ID:
542766
Weight:
0.57ct
Size:
6.4 x 4.2 mm
Clarity:
VS
Content:
1 pc
Price:
$
25.43
Item in Stock
More Options & Item Details
ID:
489725
Weight:
2.72ct (total)
Size:
4.5 mm (calibrated)
Clarity:
VVS-VS
Content:
6 pcs
Price:
$
53.86
Item in Stock
More Options & Item Details
ID:
522422
Weight:
16.27ct
Size:
20 x 15 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
117.14
Item in Stock
More Options & Item Details
ID:
737292
Weight:
1.96ct
Size:
9 x 7 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
88.20
Item in Stock
More Options & Item Details
ID:
494421
Weight:
1.94ct
Size:
12 x 6 mm
Clarity:
VS
Content:
1 pc
Price:
$
15.36
Item in Stock
More Options & Item Details
ID:
710168
Weight:
2.80ct
Size:
10 x 10 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
23.52
Item in Stock
More Options & Item Details
ID:
472834
Weight:
4.57ct
Size:
10 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
63.28
Item in Stock
More Options & Item Details
ID:
456669
Weight:
3.55ct
Size:
14 x 9 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
32.81
Item in Stock
More Options & Item Details
ID:
719066
Weight:
3.25ct
Size:
8.3 x 7.3 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
97.50
Item in Stock
More Options & Item Details
ID:
718188
Weight:
0.60ct
Size:
5 x 4 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
18.00
Item in Stock
More Options & Item Details
ID:
736721
Weight:
16.30ct
Size:
20 x 15 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
22.98
Item in Stock
More Options & Item Details
ID:
369723
Weight:
8.70ct
Size:
13 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
37.21
Item in Stock
More Options & Item Details
ID:
479373
Weight:
2.39ct (total)
Size:
10 x 5 mm
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
25.24
Item in Stock
More Options & Item Details
ID:
650059
Weight:
7.73ct
Size:
16 x 12 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
5.47
Item in Stock
More Options & Item Details
ID:
672511
Weight:
0.66ct
Size:
5.2 mm
Clarity:
VS
Content:
1 pc
Price:
$
13.20
Item in Stock
More Options & Item Details
ID:
675839
Weight:
6.83ct
Size:
14 x 12 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
40.98
Item in Stock
More Options & Item Details
ID:
744650
Weight:
1.74ct
Size:
10 x 5 mm
Clarity:
VVS
Content:
1 pc
Price:
$
78.30
Item in Stock
More Options & Item Details
ID:
408111
Weight:
7.61ct
Size:
12 x 12 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
17.98
Item in Stock
More Options & Item Details
ID:
688111
Weight:
2.85ct
Size:
21.5 x 7.8 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
8.41
Item in Stock
More Options & Item Details
ID:
683330
Weight:
6.71ct
Size:
11.7 x 11.3 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
62.16
Item in Stock
More Options & Item Details
ID:
485146
Weight:
4.83ct (total)
Size:
10.7 x 10.5 mm
Clarity:
Translucent
Content:
2 pcs
Price:
$
25.50
Item in Stock
More Options & Item Details
ID:
567464
Weight:
0.19ct (total)
Size:
2.9 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
409.24
Item in Stock
More Options & Item Details
ID:
619153
Weight:
12.80ct
Size:
16 x 16 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
64.70
Item in Stock
More Options & Item Details
ID:
691403
Weight:
8.91ct
Size:
14 x 10 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
11.12
Item in Stock
More Options & Item Details
ID:
685667
Weight:
0.96ct
Size:
6 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
14.40
Item in Stock
More Options & Item Details
ID:
522793
Weight:
14.65ct
Size:
29.2 x 7.9 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
10.64
Item in Stock
More Options & Item Details
ID:
650505
Weight:
27.72ct
Size:
25.6 x 23.6 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
13.86
Item in Stock
More Options & Item Details
ID:
746080
Weight:
4.50ct
Size:
11 x 9 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
225.00
Item in Stock
More Options & Item Details
ID:
497591
Weight:
43.74ct
Size:
33.6 x 23.9 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
57.73
Item in Stock
More Options & Item Details
ID:
570255
Weight:
0.86ct (total)
Size:
6 x 4 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
9.08
Item in Stock
More Options & Item Details
ID:
501471
Weight:
58.05ct
Size:
37.8 x 25.4 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
29.03
Item in Stock
More Options & Item Details
ID:
716077
Weight:
0.68ct
Size:
5.6 x 5.1 mm
Clarity:
VVS
Content:
1 pc
Price:
$
43.25
Item in Stock
More Options & Item Details
ID:
693983
Weight:
2.04ct
Size:
7.8 x 5.1 mm
Clarity:
VS
Content:
1 pc
Price:
$
67.64
Item in Stock
More Options & Item Details
ID:
648876
Weight:
10.69ct (total)
Size:
11.5 x 9 mm
Clarity:
Opaque
Content:
2 pcs
Price:
$
19.25
Item in Stock
More Options & Item Details
ID:
695864
Weight:
2.53ct
Size:
8.6 x 6 mm
Clarity:
VS
Content:
1 pc
Price:
$
75.90
Item in Stock
More Options & Item Details
ID:
494696
Weight:
17.31ct
Size:
25.3 x 19 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
64.67
Item in Stock
More Options & Item Details
ID:
673946
Weight:
3.61ct
Size:
12 x 8 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
51.92
Item in Stock
More Options & Item Details
ID:
384558
Weight:
21.70ct (total)
Size:
16 x 12 mm (calibrated)
Clarity:
Opaque
Content:
2 pcs
Price:
$
85.93
Item in Stock
More Options & Item Details
ID:
714219
Weight:
0.66ct
Size:
5 mm (calibrated)
Clarity:
SI
Content:
1 pc
Price:
$
19.80
Item in Stock
More Options & Item Details
ID:
537793
Weight:
1.52ct
Size:
10.3 x 4.5 mm
Clarity:
VS
Content:
1 pc
Price:
$
138.44
Item in Stock
More Options & Item Details
ID:
545697
Weight:
3.04ct
Size:
12.4 x 5.7 mm
Clarity:
VS
Content:
1 pc
Price:
$
251.71
Item in Stock
More Options & Item Details
ID:
715449
Weight:
1.15ct
Size:
8 x 6 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
11.04
Item in Stock
More Options & Item Details
ID:
389241
Weight:
0.93ct
Size:
7.5 x 5 mm
Clarity:
VVS
Content:
1 pc
Price:
$
61.38
Item in Stock
More Options & Item Details
ID:
737610
Weight:
6.01ct
Size:
12 x 10 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
36.06
Item in Stock
More Options & Item Details
ID:
470923
Weight:
3.41ct
Size:
10 x 8 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
27.01
Item in Stock
More Options & Item Details
ID:
716063
Weight:
18.23ct
Size:
20 x 15 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
175.01
Item in Stock
More Options & Item Details
ID:
451030
Weight:
1.52ct (total)
Size:
5 x 5 mm (calibrated)
Clarity:
VS
Content:
2 pcs
Price:
$
14.04
Item in Stock
More Options & Item Details
ID:
546891
Weight:
0.79ct
Size:
5.7 x 5.7 mm
Clarity:
VS
Content:
1 pc
Price:
$
6.25
Item in Stock
More Options & Item Details
ID:
554210
Weight:
1.13ct
Size:
8 x 6 mm (calibrated)
Clarity:
SI
Content:
1 pc
Price:
$
29.83
Item in Stock
More Options & Item Details
ID:
647508
Weight:
0.99ct
Size:
7 x 5 mm (calibrated)
Clarity:
VS-SI
Content:
1 pc
Price:
$
26.14
Item in Stock
More Options & Item Details
ID:
460341
Weight:
3.13ct
Size:
13 x 9 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
28.92
Item in Stock
More Options & Item Details
ID:
725004
Weight:
10.10ct
Size:
12 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
11.52
Item in Stock
More Options & Item Details
ID:
409945
Weight:
5.36ct (total)
Size:
10 x 8 mm (calibrated)
Clarity:
Transparent
Content:
2 pcs
Price:
$
35.38
Item in Stock
More Options & Item Details
ID:
481446
Weight:
1.58ct
Size:
6.5 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
45.41
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 filling a small treasure chest and picked a nice amethyst.
Posted By VinnyD in August, 2025
Source: Bizrate
Overall Rating -> 10
All good
Posted By DouscheGift in August, 2025
Source: Bizrate
Overall Rating -> 9
If you have motion picture, then I will be more satisfied with.
Posted By Ray in November, 2025
Source: Bizrate
Overall Rating -> 10
I really liked the email, and the link that help return me to the site. I didnt have access to my card info while checking out and I had to put my phone away so I lost the tab. Fortunately, since I did give an email- they sent me a link that brought me back to where I was. Greatly appreciated
Posted By Jag in January, 2025
Source: Bizrate
Overall Rating -> 10
Enjoyed shopping.
Posted By Chris in March, 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
The stones are very nice.
Posted By Mvk in August, 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