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:
387759
Weight:
4.36ct (total)
Size:
4.6 x 4.6 mm
Clarity:
VVS-VS
Content:
10 pcs
Price:
$
28.78
Item in Stock
More Options & Item Details
ID:
729941
Weight:
62.29ct
Size:
32.6 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
59.80
Item in Stock
More Options & Item Details
ID:
458420
Weight:
5.25ct
Size:
15 x 10 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
48.52
Item in Stock
More Options & Item Details
ID:
371478
Weight:
25.62ct
Size:
30 x 22 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
135.28
Item in Stock
More Options & Item Details
ID:
656761
Weight:
0.85ct
Size:
7 x 5 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
14.28
Item in Stock
More Options & Item Details
ID:
485277
Weight:
5.53ct (total)
Size:
10.4 x 10.1 mm
Clarity:
Translucent
Content:
2 pcs
Price:
$
29.20
Item in Stock
More Options & Item Details
ID:
706919
Weight:
2.10ct
Size:
8 x 8 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
5.04
Item in Stock
More Options & Item Details
ID:
518198
Weight:
1.15ct
Size:
7.1 x 5.9 mm
Clarity:
VS
Content:
1 pc
Price:
$
22.78
Item in Stock
More Options & Item Details
ID:
555441
Weight:
0.45ct
Size:
4.6 x 4.5 mm
Clarity:
VS
Content:
1 pc
Price:
$
20.46
Item in Stock
More Options & Item Details
ID:
464219
Weight:
4.54ct (total)
Size:
4.2 x 4.2 mm
Clarity:
VS
Content:
10 pcs
Price:
$
41.95
Item in Stock
More Options & Item Details
ID:
721363
Weight:
24.27ct
Size:
19 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
29.12
Item in Stock
More Options & Item Details
ID:
532056
Weight:
12.02ct (total)
Size:
14 x 10 mm (calibrated)
Clarity:
Translucent
Content:
2 pcs
Price:
$
12.06
Item in Stock
More Options & Item Details
ID:
436221
Weight:
3.35ct
Size:
13.8 x 6.9 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
10.87
Item in Stock
More Options & Item Details
ID:
678349
Weight:
5.19ct
Size:
10 x 8 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
12.46
Item in Stock
More Options & Item Details
ID:
606414
Weight:
48.68ct
Size:
30.2 x 22.9 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
30.20
Item in Stock
More Options & Item Details
ID:
492907
Weight:
5.00ct
Size:
14 x 10 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
36.17
Item in Stock
More Options & Item Details
ID:
480639
Weight:
2.96ct
Size:
9 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
21.10
Item in Stock
More Options & Item Details
ID:
473788
Weight:
0.91ct
Size:
9.5 x 5.2 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
66.07
Item in Stock
More Options & Item Details
ID:
727477
Weight:
1.02ct
Size:
6.2 x 5 mm
Clarity:
VS
Content:
1 pc
Price:
$
18.36
Item in Stock
More Options & Item Details
ID:
635164
Weight:
2.06ct
Size:
8 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
54.38
Item in Stock
More Options & Item Details
ID:
502951
Weight:
1.77ct
Size:
14.3 x 3.8 mm
Clarity:
VVS
Content:
1 pc
Price:
$
58.42
Item in Stock
More Options & Item Details
ID:
697057
Weight:
0.64ct
Size:
7 x 5 mm (calibrated)
Clarity:
VVS
Price:
$
3.84
Item in Stock
More Options & Item Details
ID:
401141
Weight:
28.02ct
Size:
25 x 18 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
55.48
Item in Stock
More Options & Item Details
ID:
662824
Weight:
0.88ct
Size:
7 x 5 mm (calibrated)
Clarity:
VS-SI
Content:
1 pc
Price:
$
16.90
Item in Stock
More Options & Item Details
ID:
711497
Weight:
2.39ct
Size:
10 x 7 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
6.37
Item in Stock
More Options & Item Details
ID:
741092
Weight:
1.59ct
Size:
7 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
199.99
Item in Stock
More Options & Item Details
ID:
704534
Weight:
1.29ct
Size:
9 x 7 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
38.70
Item in Stock
More Options & Item Details
ID:
719799
Weight:
0.80ct
Size:
7 x 5 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
6.72
Item in Stock
More Options & Item Details
ID:
713967
Weight:
1.79ct (total)
Size:
7 x 5 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
30.07
Item in Stock
More Options & Item Details
ID:
393644
Weight:
12.51ct
Size:
14 x 14 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
82.57
Item in Stock
More Options & Item Details
ID:
542756
Weight:
0.86ct
Size:
7 x 5 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
38.36
Item in Stock
More Options & Item Details
ID:
464433
Weight:
2.34ct (total)
Size:
4 x 4 mm (calibrated)
Clarity:
VS
Content:
6 pcs
Price:
$
21.62
Item in Stock
More Options & Item Details
ID:
739328
Weight:
0.12ct
Size:
3.4 mm
Clarity:
VVS
Content:
1 pc
Price:
$
6.00
Item in Stock
More Options & Item Details
ID:
545006
Weight:
2.57ct
Size:
9 x 6 mm (calibrated)
Clarity:
SI
Content:
1 pc
Price:
$
234.07
Item in Stock
More Options & Item Details
ID:
603085
Weight:
2.12ct
Size:
9 x 7 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
139.92
Item in Stock
More Options & Item Details
ID:
617770
Weight:
1.94ct
Size:
8.3 x 6.9 mm
Clarity:
VS-SI
Content:
1 pc
Price:
$
41.26
Item in Stock
More Options & Item Details
ID:
745537
Weight:
0.55ct
Size:
7.3 x 5 mm
Clarity:
VVS
Content:
1 pc
Price:
$
12.65
Item in Stock
More Options & Item Details
ID:
719760
Weight:
3.98ct
Size:
8.4 x 7.9 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
119.40
Item in Stock
More Options & Item Details
ID:
746956
Weight:
1.62ct
Size:
7.9 x 5.6 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
291.60
Item in Stock
More Options & Item Details
ID:
655873
Weight:
6.84ct
Size:
12 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
10.67
Item in Stock
More Options & Item Details
ID:
448072
Weight:
3.61ct (total)
Size:
8 mm (calibrated)
Clarity:
VS
Content:
2 pcs
Price:
$
19.06
Item in Stock
More Options & Item Details
ID:
737399
Weight:
2.25ct
Size:
9 x 7 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
101.25
Item in Stock
More Options & Item Details
ID:
671992
Weight:
0.85ct
Size:
8 x 6 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
20.40
Item in Stock
More Options & Item Details
ID:
684528
Weight:
0.04ct
Size:
2.1 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
14.00
Item in Stock
More Options & Item Details
ID:
590927
Weight:
1.03ct
Size:
14.9 x 3.3 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
29.92
Item in Stock
More Options & Item Details
ID:
447612
Weight:
40.50ct
Size:
16.1 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
106.92
Item in Stock
More Options & Item Details
ID:
720286
Weight:
1.01ct
Size:
6.5 x 5.3 mm
Clarity:
VS
Content:
1 pc
Price:
$
97.21
Item in Stock
More Options & Item Details
ID:
479517
Weight:
17.42ct (total)
Size:
2.2 x 12.9 mm
Clarity:
Translucent
Content:
2 pcs
Price:
$
31.73
Item in Stock
More Options & Item Details
ID:
693367
Weight:
45.45ct
Size:
35.9 x 18.5 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
31.63
Item in Stock
More Options & Item Details
ID:
672703
Weight:
19.57ct
Size:
27 x 20 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
23.48
Item in Stock
More Options & Item Details
ID:
497345
Weight:
4.94ct
Size:
12 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
32.60
Item in Stock
More Options & Item Details
ID:
668814
Weight:
13.14ct
Size:
20.4 x 12.8 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
283.82
Item in Stock
More Options & Item Details
ID:
480758
Weight:
2.76ct (total)
Size:
6 x 4 mm (calibrated)
Clarity:
VVS-VS
Content:
5 pcs
Price:
$
19.32
Item in Stock
More Options & Item Details
ID:
712454
Weight:
4.96ct (total)
Size:
12 x 6 mm (calibrated)
Clarity:
Translucent
Content:
2 pcs
Price:
$
13.21
Item in Stock
More Options & Item Details
ID:
737067
Weight:
27.23ct
Size:
28.5 x 19.8 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
25.60
Item in Stock
More Options & Item Details
ID:
471481
Weight:
44.14ct
Size:
32.9 x 27.1 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
36.13
Item in Stock
More Options & Item Details
ID:
560920
Weight:
0.75ct
Size:
5 mm (calibrated)
Clarity:
VS-SI
Content:
1 pc
Price:
$
41.58
Item in Stock
More Options & Item Details
ID:
496382
Weight:
1.51ct (total)
Size:
7 x 3.5 mm
Clarity:
VVS-VS
Content:
4 pcs
Price:
$
15.95
Item in Stock
More Options & Item Details
ID:
447501
Weight:
36.61ct
Size:
15.8 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
96.65
Item in Stock
More Options & Item Details
ID:
740674
Weight:
0.06ct
Size:
4.2 x 2.2 mm
Clarity:
VVS
Content:
1 pc
Price:
$
251.25
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
My experience was done with ease
Posted By Barb in October, 2025
Source: Bizrate
Overall Rating -> 8
It was a good interaction I got a good gemstone for cheap
Posted By Jon in December, 2025
Source: Bizrate
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
The stones are very nice.
Posted By Mvk in August, 2025
Source: Bizrate
Overall Rating -> 10
Very professional site
Posted By JR in January, 2025
Source: Bizrate
Overall Rating -> 10
I purchased from you before and I have never been disappointed. I always received what I expected and your products are very nice.
Posted By MVK in July, 2025
Source: Bizrate
Overall Rating -> 10
the selection is good as are the prices
Posted By Old man in August, 2025
Source: Bizrate
Overall Rating -> 10
Loved the price and the quality and the certification options which is the main reason why I buy. The guarantee is also a great reason to use gem select.
Posted By Sal in July, 2025
Source: Bizrate
Overall Rating -> 10
I love the quality, presentation and the price of the stones. I love the identification card - report they send with each stone.
Posted By Dia in March, 2025
Source: Bizrate