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:
357700
Weight:
3.64ct (total)
Size:
6 x 4 mm (calibrated)
Clarity:
VVS-VS
Content:
10 pcs
Price:
$
24.02
Item in Stock
More Options & Item Details
ID:
672075
Weight:
1.48ct
Size:
9 x 7 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
35.52
Item in Stock
More Options & Item Details
ID:
499193
Weight:
2.15ct
Size:
12.1 x 5.1 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
425.70
Item in Stock
More Options & Item Details
ID:
664611
Weight:
2.47ct
Size:
9 x 7 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
53.35
Item in Stock
More Options & Item Details
ID:
390982
Weight:
3.69ct
Size:
9 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
34.09
Item in Stock
More Options & Item Details
ID:
679175
Weight:
2.94ct
Size:
10 x 10 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
24.70
Item in Stock
More Options & Item Details
ID:
549168
Weight:
3.31ct
Size:
9 x 9 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
21.85
Item in Stock
More Options & Item Details
ID:
661851
Weight:
6.28ct
Size:
12 x 10 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
7.54
Item in Stock
More Options & Item Details
ID:
315077
Weight:
1.42ct
Size:
10 x 8 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
78.72
Item in Stock
More Options & Item Details
ID:
620852
Weight:
3.93ct (total)
Size:
12.2 x 6.1 mm
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
41.50
Item in Stock
More Options & Item Details
ID:
390941
Weight:
3.40ct
Size:
8.5 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
31.42
Item in Stock
More Options & Item Details
ID:
485120
Weight:
47.09ct
Size:
24.5 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
62.72
Item in Stock
More Options & Item Details
ID:
606966
Weight:
5.68ct (total)
Size:
10 x 8 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
37.49
Item in Stock
More Options & Item Details
ID:
367860
Weight:
4.68ct (total)
Size:
7.5 mm (calibrated)
Clarity:
Transparent
Content:
2 pcs
Price:
$
30.64
Item in Stock
More Options & Item Details
ID:
598315
Weight:
1.46ct
Size:
7 x 5 mm (calibrated)
Clarity:
VS-SI
Content:
1 pc
Price:
$
28.91
Item in Stock
More Options & Item Details
ID:
400135
Weight:
6.42ct (total)
Size:
9 mm (calibrated)
Clarity:
Translucent
Content:
2 pcs
Price:
$
21.19
Item in Stock
More Options & Item Details
ID:
459939
Weight:
3.72ct
Size:
13 x 9 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
34.37
Item in Stock
More Options & Item Details
ID:
418088
Weight:
9.46ct
Size:
15.6 x 10.4 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
49.94
Item in Stock
More Options & Item Details
ID:
514531
Weight:
9.42ct
Size:
19.5 x 12.7 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
24.62
Item in Stock
More Options & Item Details
ID:
672081
Weight:
2.08ct
Size:
10 x 8 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
49.92
Item in Stock
More Options & Item Details
ID:
681727
Weight:
0.56ct
Size:
6 x 4 mm (calibrated)
Clarity:
VVS
Price:
$
10.08
Item in Stock
More Options & Item Details
ID:
446098
Weight:
4.44ct
Size:
13.3 x 9.6 mm
Clarity:
VS
Content:
1 pc
Price:
$
32.41
Item in Stock
More Options & Item Details
ID:
568497
Weight:
3.54ct
Size:
11 x 9 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
33.97
Item in Stock
More Options & Item Details
ID:
715593
Weight:
4.08ct
Size:
12 x 10 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
39.17
Item in Stock
More Options & Item Details
ID:
697435
Weight:
5.54ct
Size:
15.1 x 9 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
39.89
Item in Stock
More Options & Item Details
ID:
453639
Weight:
3.06ct
Size:
12.4 x 8.8 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
28.27
Item in Stock
More Options & Item Details
ID:
696607
Weight:
1.62ct (total)
Size:
8 x 6 mm (calibrated)
Clarity:
Transparent
Content:
2 pcs
Price:
$
40.16
Item in Stock
More Options & Item Details
ID:
382045
Weight:
2.49ct
Size:
7.9 x 7.6 mm
Clarity:
SI
Content:
1 pc
Price:
$
5,605.73
Item in Stock
More Options & Item Details
ID:
719774
Weight:
1.07ct
Size:
6 x 4.9 mm
Clarity:
VS
Content:
1 pc
Price:
$
19.26
Item in Stock
More Options & Item Details
ID:
551317
Weight:
2.94ct
Size:
10 x 10 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
24.13
Item in Stock
More Options & Item Details
ID:
334123
Weight:
28.86ct
Size:
31.2 x 22.5 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
380.95
Item in Stock
More Options & Item Details
ID:
554281
Weight:
1.24ct
Size:
7 x 5 mm (calibrated)
Clarity:
SI
Content:
1 pc
Price:
$
32.74
Item in Stock
More Options & Item Details
ID:
446519
Weight:
8.12ct
Size:
15.1 x 11 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
26.80
Item in Stock
More Options & Item Details
ID:
712838
Weight:
15.86ct
Size:
17.8 x 13.9 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
133.22
Item in Stock
More Options & Item Details
ID:
634644
Weight:
1.16ct (total)
Size:
8 x 4 mm (calibrated)
Clarity:
VS
Content:
2 pcs
Price:
$
20.88
Item in Stock
More Options & Item Details
ID:
390283
Weight:
1.10ct
Size:
11.4 x 5.1 mm
Clarity:
VS-SI
Content:
1 pc
Price:
$
71.16
Item in Stock
More Options & Item Details
ID:
678410
Weight:
27.36ct (total)
Size:
27.9 x 13 mm
Clarity:
Transparent
Content:
2 pcs
Price:
$
32.83
Item in Stock
More Options & Item Details
ID:
713754
Weight:
0.70ct
Size:
7 x 5 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
11.76
Item in Stock
More Options & Item Details
ID:
648046
Weight:
0.96ct
Size:
7 x 5 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
25.34
Item in Stock
More Options & Item Details
ID:
635858
Weight:
1.27ct
Size:
8 x 6 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
22.86
Item in Stock
More Options & Item Details
ID:
571510
Weight:
1.67ct
Size:
12 x 4.9 mm
Clarity:
VS
Content:
1 pc
Price:
$
11.03
Item in Stock
More Options & Item Details
ID:
344834
Weight:
23.01ct
Size:
20 x 14 mm
Clarity:
Transparent/Translucent
Content:
1 pc
Price:
$
41.00
Item in Stock
More Options & Item Details
ID:
697712
Weight:
0.38ct
Size:
3.8 mm
Clarity:
VS
Content:
1 pc
Price:
$
8.21
Item in Stock
More Options & Item Details
ID:
572488
Weight:
2.78ct
Size:
10 x 10 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
25.69
Item in Stock
More Options & Item Details
ID:
348529
Weight:
2.28ct
Size:
21.7 x 3.6 mm
Clarity:
VVS
Content:
1 pc
Price:
$
75.24
Item in Stock
More Options & Item Details
ID:
735029
Weight:
0.07ct
Size:
3 x 2.2 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
58.80
Item in Stock
More Options & Item Details
ID:
526439
Weight:
6.54ct (total)
Size:
11 x 9 mm (calibrated)
Clarity:
Translucent
Content:
2 pcs
Price:
$
61.55
Item in Stock
More Options & Item Details
ID:
720801
Weight:
0.46ct
Size:
8 x 4 mm (calibrated)
Clarity:
VVS
Price:
$
3.86
Item in Stock
More Options & Item Details
ID:
724541
Weight:
0.94ct
Size:
10 x 5 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
28.20
Item in Stock
More Options & Item Details
ID:
458121
Weight:
0.74ct
Size:
9 x 4.9 mm
Clarity:
VVS
Content:
1 pc
Price:
$
78.14
Item in Stock
More Options & Item Details
ID:
629453
Weight:
22.20ct
Size:
20.9 x 16.1 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
117.48
Item in Stock
More Options & Item Details
ID:
632411
Weight:
2.45ct
Size:
10 x 8 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
17.64
Item in Stock
More Options & Item Details
ID:
479643
Weight:
1.31ct
Size:
10 x 5.1 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
13.84
Item in Stock
More Options & Item Details
ID:
489247
Weight:
8.81ct
Size:
18.2 x 12.4 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
90.59
Item in Stock
More Options & Item Details
ID:
707210
Weight:
2.53ct
Size:
8 x 8 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
6.07
Item in Stock
More Options & Item Details
ID:
484259
Weight:
1.30ct
Size:
7.3 x 6 mm
Clarity:
VS
Content:
1 pc
Price:
$
17.16
Item in Stock
More Options & Item Details
ID:
546643
Weight:
2.96ct
Size:
11 x 9 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
23.45
Item in Stock
More Options & Item Details
ID:
709089
Weight:
1.49ct
Size:
7 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
30.77
Item in Stock
More Options & Item Details
ID:
523585
Weight:
20.50ct
Size:
21.7 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
20.84
Item in Stock
More Options & Item Details
ID:
651070
Weight:
1.93ct
Size:
9 x 7 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
16.21
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
Very fast navigation and purchase, which is good. I need to strike while the iron is hot.
Posted By Tim G. in February, 2025
Source: Bizrate
Overall Rating -> 10
looked at pink stones and at sapphires bought some sapphires. I love looking and collecting gemstones..
Posted By Steven M. in February, 2025
Source: Bizrate
Overall Rating -> 10
All items were delivered on time with all items meeting or exceeding my expectations. Cut, clarity and color were very close to the photos and description.
Posted By Bob D in December, 2025
Source: Bizrate
Overall Rating -> 10
very good
Posted By Son Gift in January, 2025
Source: Bizrate
Overall Rating -> 9
the gems were smaller than I thought but I was at fault for not reading the complete discrimination
Posted By Tim in May, 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
I have found GemSelect to have the best selections of quality stones at a reasonable price. I like the packaging and the report availability.
Posted By Sam in March, 2025
Source: Bizrate
Overall Rating -> 10
The stones are very nice.
Posted By Mvk in August, 2025
Source: Bizrate
Overall Rating -> 10
Very good
Hoping you will increase your inventory especially in the 6mm
Thanks
Posted By Ibie in February, 2025
Source: Bizrate