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:
712784
Weight:
10.14ct
Size:
16 x 12 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
27.01
Item in Stock
More Options & Item Details
ID:
689796
Weight:
4.33ct (total)
Size:
10 x 8 mm (calibrated)
Clarity:
Opaque
Content:
2 pcs
Price:
$
23.84
Item in Stock
More Options & Item Details
ID:
723726
Weight:
1.17ct
Size:
7 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
11.23
Item in Stock
More Options & Item Details
ID:
712011
Weight:
9.66ct
Size:
16 x 12 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
25.74
Item in Stock
More Options & Item Details
ID:
621793
Weight:
0.34ct
Size:
6 x 4 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
22.44
Item in Stock
More Options & Item Details
ID:
688723
Weight:
0.07ct
Size:
2.5 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
40.81
Item in Stock
More Options & Item Details
ID:
713419
Weight:
0.69ct
Size:
6.5 x 4.9 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
11.59
Item in Stock
More Options & Item Details
ID:
595178
Weight:
1.43ct
Size:
7.5 mm (calibrated)
Clarity:
VS-SI
Content:
1 pc
Price:
$
132.13
Item in Stock
More Options & Item Details
ID:
657255
Weight:
3.88ct
Size:
17.8 x 8 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
22.07
Item in Stock
More Options & Item Details
ID:
718493
Weight:
56.88ct
Size:
15 x 15 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
29.35
Item in Stock
More Options & Item Details
ID:
630147
Weight:
8.68ct (total)
Size:
10 x 8 mm (calibrated)
Clarity:
Translucent
Content:
2 pcs
Price:
$
15.73
Item in Stock
More Options & Item Details
ID:
716400
Weight:
0.66ct
Size:
8.3 x 3.6 mm
Clarity:
VVS
Content:
1 pc
Price:
$
41.98
Item in Stock
More Options & Item Details
ID:
368081
Weight:
4.09ct (total)
Size:
7.5 mm (calibrated)
Clarity:
Transparent
Content:
2 pcs
Price:
$
26.78
Item in Stock
More Options & Item Details
ID:
628393
Weight:
10.65ct
Size:
20.2 x 13.2 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
63.90
Item in Stock
More Options & Item Details
ID:
606512
Weight:
1.96ct
Size:
8 x 6 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
5.17
Item in Stock
More Options & Item Details
ID:
537519
Weight:
1.10ct
Size:
7 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
32.54
Item in Stock
More Options & Item Details
ID:
466281
Weight:
7.58ct
Size:
13 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
15.01
Item in Stock
More Options & Item Details
ID:
439126
Weight:
9.77ct
Size:
22.3 x 9.1 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
27.98
Item in Stock
More Options & Item Details
ID:
517485
Weight:
1.26ct
Size:
7.2 x 6 mm
Clarity:
VS
Content:
1 pc
Price:
$
24.95
Item in Stock
More Options & Item Details
ID:
710262
Weight:
8.53ct
Size:
14 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
24.88
Item in Stock
More Options & Item Details
ID:
727472
Weight:
0.45ct
Size:
5 x 4 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
18.90
Item in Stock
More Options & Item Details
ID:
725709
Weight:
1.21ct (total)
Size:
6 x 6 mm (calibrated)
Clarity:
Transparent
Content:
2 pcs
Price:
$
47.93
Item in Stock
More Options & Item Details
ID:
368591
Weight:
5.89ct (total)
Size:
7 mm (calibrated)
Clarity:
Transparent
Content:
4 pcs
Price:
$
38.26
Item in Stock
More Options & Item Details
ID:
350708
Weight:
2.85ct (total)
Size:
4.9 x 4.8 mm
Clarity:
Transparent
Content:
10 pcs
Price:
$
64.10
Item in Stock
More Options & Item Details
ID:
528817
Weight:
39.78ct
Size:
23.9 x 20 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
105.02
Item in Stock
More Options & Item Details
ID:
514352
Weight:
15.03ct
Size:
14 x 14 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
33.73
Item in Stock
More Options & Item Details
ID:
453053
Weight:
4.70ct (total)
Size:
7 x 5 mm (calibrated)
Clarity:
VS
Content:
6 pcs
Price:
$
43.43
Item in Stock
More Options & Item Details
ID:
333780
Weight:
21.12ct
Size:
29.5 x 14 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
362.42
Item in Stock
More Options & Item Details
ID:
715010
Weight:
14.02ct (total)
Size:
12 mm (calibrated)
Clarity:
Translucent
Content:
2 pcs
Price:
$
36.34
Item in Stock
More Options & Item Details
ID:
528667
Weight:
26.84ct
Size:
20.7 x 18.8 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
64.42
Item in Stock
More Options & Item Details
ID:
482029
Weight:
10.60ct
Size:
15 x 10 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
265.85
Item in Stock
More Options & Item Details
ID:
380439
Weight:
21.90ct
Size:
29.8 x 13.8 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
43.37
Item in Stock
More Options & Item Details
ID:
334289
Weight:
17.61ct
Size:
18 x 13 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
28.36
Item in Stock
More Options & Item Details
ID:
671073
Weight:
32.01ct
Size:
28.5 x 17.4 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
82.58
Item in Stock
More Options & Item Details
ID:
634772
Weight:
0.59ct
Size:
8 x 5 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
16.99
Item in Stock
More Options & Item Details
ID:
737423
Weight:
5.90ct
Size:
12 x 10 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
35.40
Item in Stock
More Options & Item Details
ID:
497576
Weight:
1.79ct
Size:
8.6 x 7.1 mm
Clarity:
VS-SI
Content:
1 pc
Price:
$
47.26
Item in Stock
More Options & Item Details
ID:
381492
Weight:
2.38ct
Size:
16.2 x 4.6 mm
Clarity:
VS
Content:
1 pc
Price:
$
99.96
Item in Stock
More Options & Item Details
ID:
691412
Weight:
3.30ct
Size:
7.5 x 7.3 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
109.42
Item in Stock
More Options & Item Details
ID:
639578
Weight:
0.27ct
Size:
5.9 x 2.9 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
27.86
Item in Stock
More Options & Item Details
ID:
712304
Weight:
7.70ct (total)
Size:
14 x 7 mm (calibrated)
Clarity:
Translucent
Content:
2 pcs
Price:
$
20.51
Item in Stock
More Options & Item Details
ID:
646541
Weight:
0.56ct (total)
Size:
3.7 mm
Clarity:
VS
Content:
2 pcs
Price:
$
16.80
Item in Stock
More Options & Item Details
ID:
306217
Weight:
10.17ct (total)
Size:
9 x 7 mm (calibrated)
Clarity:
Transparent/Translucent
Content:
4 pcs
Price:
$
67.13
Item in Stock
More Options & Item Details
ID:
657951
Weight:
13.27ct
Size:
20 x 15 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
15.92
Item in Stock
More Options & Item Details
ID:
737137
Weight:
2.00ct
Size:
9 x 7 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
90.00
Item in Stock
More Options & Item Details
ID:
348967
Weight:
2.28ct
Size:
22.2 x 3.6 mm
Clarity:
VVS
Content:
1 pc
Price:
$
75.24
Item in Stock
More Options & Item Details
ID:
608306
Weight:
2.60ct (total)
Size:
7 mm (calibrated)
Clarity:
Translucent
Content:
2 pcs
Price:
$
48.05
Item in Stock
More Options & Item Details
ID:
578586
Weight:
18.03ct
Size:
24.7 x 16.8 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
35.71
Item in Stock
More Options & Item Details
ID:
697873
Weight:
0.60ct
Size:
4.6 x 4.3 mm
Clarity:
VVS
Content:
1 pc
Price:
$
36.00
Item in Stock
More Options & Item Details
ID:
721518
Weight:
6.00ct
Size:
11.7 x 11.1 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
7.20
Item in Stock
More Options & Item Details
ID:
727907
Weight:
0.68ct
Size:
6.2 x 5.2 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
4.08
Item in Stock
More Options & Item Details
ID:
673921
Weight:
3.33ct
Size:
14.2 x 9.6 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
99.90
Item in Stock
More Options & Item Details
ID:
532553
Weight:
2.35ct (total)
Size:
7 mm (calibrated)
Clarity:
Translucent
Content:
2 pcs
Price:
$
17.06
Item in Stock
More Options & Item Details
ID:
448764
Weight:
8.50ct
Size:
16 x 12 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
28.06
Item in Stock
More Options & Item Details
ID:
551665
Weight:
2.76ct
Size:
10 x 10 mm (calibrated)
Clarity:
VS-SI
Content:
1 pc
Price:
$
24.92
Item in Stock
More Options & Item Details
ID:
435431
Weight:
5.06ct (total)
Size:
10 x 8 mm (calibrated)
Clarity:
VS
Content:
2 pcs
Price:
$
33.40
Item in Stock
More Options & Item Details
ID:
746618
Weight:
1.15ct
Size:
8 x 6 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
26.45
Item in Stock
More Options & Item Details
ID:
473324
Weight:
0.80ct
Size:
9.9 x 5 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
58.08
Item in Stock
More Options & Item Details
ID:
471428
Weight:
27.52ct
Size:
31.3 x 22.7 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
22.52
Item in Stock
More Options & Item Details
ID:
698588
Weight:
7.31ct (total)
Size:
11 x 9 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
61.40
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 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
All good
Posted By DouscheGift in August, 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 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
I love the product and the details about each of them.
Posted By Love It! in July, 2025
Source: Bizrate
Overall Rating -> 9
It was great!
Posted By Annie in September, 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
Appreciated the selection. Jadeite is hard to find under $100. Website has alot of variety.
Posted By Jess in February, 2025
Source: Bizrate
Overall Rating -> 10
So far So good
Posted By VH-1 in July, 2025
Source: Bizrate