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 (562)
Agate Geode (15)
Alexandrite (24)
Almandine Garnet (402)
Amazonite (273)
Amethyst (2926)
Amethyst Geode Slice (70)
Ametrine (146)
Andalusite (189)
Apatite (270)
Aquamarine (109)
Aragonite (26)
Aventurine (132)
Axinite (10)
Beryl (580)
Black Opal (6)
Bloodstone (206)
Boulder Opal (239)
Calcite (71)
Carnelian (24)
Cat's Eye Apatite (29)
Cat's Eye Aquamarine (15)
Cat's Eye Beryl (3)
Cat's Eye Moonstone (31)
Cat's Eye Opal (144)
Cat's Eye Scapolite (78)
Cavansite (36)
Chalcedony (214)
Charoite (119)
Chocolate Opal (76)
Chrome Diopside (110)
Chrysoberyl (92)
Chrysoberyl Cat's Eye (53)
Chrysocolla (50)
Chrysoprase (8)
Cinnabar (78)
Citrine (4437)
Clinohumite (30)
Color-Change Diaspore (850)
Color-Change Fluorite (52)
Color-Change Garnet (193)
Coral (266)
Demantoid Garnet (230)
Dendritic Agate (198)
Diamond (602)
Druzy Amethyst (3)
Druzy Azurite (13)
Druzy Citrine (45)
Druzy Variscite (130)
Emerald (1)
Enstatite (3)
Feather Pyrite (43)
Fire Agate (320)
Fire Opal (127)
Fluorite (170)
Fossil Coral (323)
Golden Beryl (148)
Grandidierite (172)
Grossularite Garnet (33)
Hematite (356)
Hemimorphite Druzy (46)
Hessonite Garnet (2154)
Hiddenite (10)
Howlite (133)
Idocrase (21)
Imperial Topaz (12)
Iolite (164)
Jade (68)
Jadeite (275)
Jasper (1335)
Kornerupine (213)
Kunzite (388)
Kyanite (738)
Labradorite (1198)
Lapis Lazuli (2)
Larimar (120)
Lazulite (10)
Lepidolite (27)
Malachite (185)
Malaya Garnet (105)
Mali Garnet (6)
Matrix Opal (16)
Maw-Sit-Sit (120)
Moldavite (7)
Moonstone (955)
Morganite (977)
Moss Agate (58)
Mother of Pearl (11)
Nuummite (115)
Obsidian (207)
Opal (893)
Peanut Wood (11)
Peridot (1430)
Pietersite (625)
Prehnite (792)
Psilomelane Dendrite (23)
Pyrite (11)
Pyrope Garnet (1686)
Quartz (65)
Quartz Cat's Eye (69)
Quartz With Hedenbergite (7)
Quartz With Marcasite (184)
Rainbow Moonstone (920)
Rainbow Pyrite (248)
Rhodochrosite (135)
Rhodolite Garnet (482)
Rhodonite (30)
Rose Quartz (678)
Rubellite Tourmaline (9)
Ruby (4)
Ruby in Fuchsite (90)
Ruby-Zoisite (212)
Rutile Quartz (500)
Sapphire (59)
Scolecite (29)
Seraphinite (43)
Serpentine (72)
Sillimanite (67)
Sillimanite Cat's Eye (379)
Smithsonite (1)
Smoky Quartz (938)
Snowflake Obsidian (23)
Sodalite (21)
Spectrolite (121)
Spessartite Garnet (454)
Sphalerite (348)
Sphene (578)
Spinel (956)
Star Diopside (175)
Star Garnet (115)
Star Moonstone (75)
Star Rose Quartz (22)
Star Ruby (1)
Star Sapphire (15)
Strawberry Quartz (1082)
Sunstone (525)
Tiger's Eye (775)
Tiger's Eye Matrix (277)
Topaz (470)
Tourmaline (2664)
Tsavorite Garnet (184)
Turquoise (92)
Uvarovite Garnet Drusy (68)
Variscite (5)
Zircon (779)
Clear All
ID:
538013
Weight:
0.96ct
Size:
8.7 x 3.9 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
87.43
Item in Stock
More Options & Item Details
ID:
433754
Weight:
4.51ct (total)
Size:
10 x 8 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
29.77
Item in Stock
More Options & Item Details
ID:
435787
Weight:
7.32ct
Size:
15 x 11 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
21.78
Item in Stock
More Options & Item Details
ID:
709353
Weight:
1.19ct
Size:
7.4 x 5.1 mm
Clarity:
VS-SI
Content:
1 pc
Price:
$
21.32
Item in Stock
More Options & Item Details
ID:
721923
Weight:
63.94ct
Size:
35.4 x 24.4 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
76.73
Item in Stock
More Options & Item Details
ID:
709964
Weight:
2.53ct
Size:
10.8 x 7.6 mm
Clarity:
VVS
Content:
1 pc
Price:
$
21.25
Item in Stock
More Options & Item Details
ID:
598781
Weight:
3.53ct
Size:
16.4 x 7 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
46.60
Item in Stock
More Options & Item Details
ID:
699046
Weight:
0.76ct
Size:
7 x 5 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
6.38
Item in Stock
More Options & Item Details
ID:
500440
Weight:
1.90ct (total)
Size:
6 x 6 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
17.56
Item in Stock
More Options & Item Details
ID:
722707
Weight:
17.97ct
Size:
24.2 x 15 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
150.95
Item in Stock
More Options & Item Details
ID:
558665
Weight:
1.63ct
Size:
10 x 7 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
12.32
Item in Stock
More Options & Item Details
ID:
341417
Weight:
8.31ct (total)
Size:
5 x 5 mm (calibrated)
Clarity:
VVS
Content:
10 pcs
Price:
$
83.76
Item in Stock
More Options & Item Details
ID:
668003
Weight:
18.75ct
Size:
17.6 x 15.2 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
112.50
Item in Stock
More Options & Item Details
ID:
480082
Weight:
6.62ct (total)
Size:
6 x 6 mm (calibrated)
Clarity:
Translucent
Content:
10 pcs
Price:
$
13.98
Item in Stock
More Options & Item Details
ID:
600312
Weight:
3.36ct
Size:
9 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
43.91
Item in Stock
More Options & Item Details
ID:
392220
Weight:
58.38ct
Size:
39.8 x 23.5 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
115.62
Item in Stock
More Options & Item Details
ID:
449672
Weight:
6.48ct (total)
Size:
8 x 6 mm (calibrated)
Clarity:
Transparent
Content:
4 pcs
Price:
$
42.77
Item in Stock
More Options & Item Details
ID:
564814
Weight:
3.67ct
Size:
11.8 x 9.6 mm
Clarity:
VS
Content:
1 pc
Price:
$
24.23
Item in Stock
More Options & Item Details
ID:
391180
Weight:
25.56ct (total)
Size:
28.6 x 13 mm
Clarity:
Opaque
Content:
2 pcs
Price:
$
50.60
Item in Stock
More Options & Item Details
ID:
707174
Weight:
4.54ct (total)
Size:
8 x 8 mm (calibrated)
Clarity:
Translucent
Content:
2 pcs
Price:
$
10.90
Item in Stock
More Options & Item Details
ID:
663363
Weight:
1.20ct
Size:
8 x 6 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
10.08
Item in Stock
More Options & Item Details
ID:
366491
Weight:
1.31ct
Size:
8 x 6 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
183.92
Item in Stock
More Options & Item Details
ID:
400160
Weight:
6.41ct (total)
Size:
9 mm (calibrated)
Clarity:
Translucent
Content:
2 pcs
Price:
$
21.14
Item in Stock
More Options & Item Details
ID:
698556
Weight:
3.22ct
Size:
11 x 9 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
27.05
Item in Stock
More Options & Item Details
ID:
448815
Weight:
25.66ct
Size:
25.6 x 21.7 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
33.88
Item in Stock
More Options & Item Details
ID:
737676
Weight:
33.71ct
Size:
41 x 10.3 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
3.37
Item in Stock
More Options & Item Details
ID:
727297
Weight:
0.49ct
Size:
4.8 x 4 mm
Clarity:
VS-SI
Content:
1 pc
Price:
$
20.58
Item in Stock
More Options & Item Details
ID:
481448
Weight:
4.38ct (total)
Size:
6 mm (calibrated)
Clarity:
VVS-VS
Content:
4 pcs
Price:
$
125.87
Item in Stock
More Options & Item Details
ID:
735015
Weight:
5.51ct
Size:
11 x 9 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
33.06
Item in Stock
More Options & Item Details
ID:
718151
Weight:
0.68ct
Size:
6 x 4 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
20.40
Item in Stock
More Options & Item Details
ID:
643802
Weight:
1.22ct
Size:
7 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
10.25
Item in Stock
More Options & Item Details
ID:
407750
Weight:
4.45ct
Size:
11.6 x 9 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
176.22
Item in Stock
More Options & Item Details
ID:
673287
Weight:
1.40ct
Size:
7.6 x 5 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
5.04
Item in Stock
More Options & Item Details
ID:
691801
Weight:
0.49ct
Size:
4.9 x 4.1 mm
Clarity:
VS
Content:
1 pc
Price:
$
41.16
Item in Stock
More Options & Item Details
ID:
363102
Weight:
7.61ct (total)
Size:
11 x 9 mm (calibrated)
Clarity:
Transparent
Content:
2 pcs
Price:
$
50.23
Item in Stock
More Options & Item Details
ID:
434804
Weight:
33.38ct (total)
Size:
14 mm (calibrated)
Clarity:
Transparent
Content:
2 pcs
Price:
$
44.06
Item in Stock
More Options & Item Details
ID:
691367
Weight:
1.31ct
Size:
6.5 mm (calibrated)
Clarity:
SI
Content:
1 pc
Price:
$
78.60
Item in Stock
More Options & Item Details
ID:
456254
Weight:
1.70ct
Size:
7.5 x 7.4 mm
Clarity:
VS
Content:
1 pc
Price:
$
14.28
Item in Stock
More Options & Item Details
ID:
684236
Weight:
2.43ct (total)
Size:
6 mm (calibrated)
Clarity:
Translucent
Content:
2 pcs
Price:
$
3.50
Item in Stock
More Options & Item Details
ID:
434018
Weight:
5.81ct (total)
Size:
10 x 8 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
38.35
Item in Stock
More Options & Item Details
ID:
504854
Weight:
0.74ct
Size:
5.3 mm
Clarity:
VS
Content:
1 pc
Price:
$
44.40
Item in Stock
More Options & Item Details
ID:
691795
Weight:
0.59ct
Size:
5.1 x 4.3 mm
Clarity:
VS
Content:
1 pc
Price:
$
49.56
Item in Stock
More Options & Item Details
ID:
712580
Weight:
2.58ct
Size:
10 x 7 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
6.88
Item in Stock
More Options & Item Details
ID:
524005
Weight:
14.40ct
Size:
23.2 x 15.2 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
114.05
Item in Stock
More Options & Item Details
ID:
683021
Weight:
0.84ct
Size:
7 x 5 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
15.12
Item in Stock
More Options & Item Details
ID:
717442
Weight:
0.77ct
Size:
7 x 5 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
15.71
Item in Stock
More Options & Item Details
ID:
717345
Weight:
1.57ct
Size:
6.5 mm (calibrated)
Clarity:
SI
Content:
1 pc
Price:
$
78.50
Item in Stock
More Options & Item Details
ID:
712685
Weight:
1.06ct
Size:
6 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
21.17
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:
382836
Weight:
14.47ct
Size:
21.5 x 15.5 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
57.30
Item in Stock
More Options & Item Details
ID:
344690
Weight:
91.73ct
Size:
36.1 x 26.2 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
181.63
Item in Stock
More Options & Item Details
ID:
618771
Weight:
19.56ct (total)
Size:
20 x 15 mm (calibrated)
Clarity:
Translucent
Content:
2 pcs
Price:
$
51.64
Item in Stock
More Options & Item Details
ID:
490727
Weight:
5.36ct
Size:
14 x 10 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
38.92
Item in Stock
More Options & Item Details
ID:
689800
Weight:
4.34ct (total)
Size:
10 x 8 mm (calibrated)
Clarity:
Opaque
Content:
2 pcs
Price:
$
19.92
Item in Stock
More Options & Item Details
ID:
735784
Weight:
29.16ct
Size:
32.1 x 24 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
24.14
Item in Stock
More Options & Item Details
ID:
573136
Weight:
4.09ct (total)
Size:
12 x 5.8 mm
Clarity:
VVS
Content:
2 pcs
Price:
$
43.19
Item in Stock
More Options & Item Details
ID:
553555
Weight:
0.85ct
Size:
9 x 6 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
25.61
Item in Stock
More Options & Item Details
ID:
663011
Weight:
0.98ct
Size:
7 x 5 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
18.82
Item in Stock
More Options & Item Details
ID:
475499
Weight:
6.37ct
Size:
16 x 12 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
58.86
Item in Stock
More Options & Item Details
ID:
466231
Weight:
3.82ct (total)
Size:
12.1 x 6 mm
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
40.34
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 -> 8
great experience
Posted By T in December, 2024
Source: Bizrate
Overall Rating -> 9
I wish there were options for jewelry settings
Posted By Tim in May, 2025
Source: Bizrate
Overall Rating -> 9
Nothing bad to report. Everything is as expected. The gems and the price are all very good.
Posted By Dafanatic 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
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
Very professional site
Posted By JR in January, 2025
Source: Bizrate
Overall Rating -> 9
I did not have any problems
Posted By Clilrichard in January, 2025
Source: Bizrate
Overall Rating -> 10
Very food
Posted By Keeto in July, 2025
Source: Bizrate
Overall Rating -> 10
It was easy to navigate
Posted By GemGod in July, 2025
Source: Bizrate