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:
378280
Weight:
13.84ct (total)
Size:
12 mm (calibrated)
Clarity:
Opaque
Content:
2 pcs
Price:
$
54.80
Item in Stock
More Options & Item Details
ID:
648457
Weight:
14.74ct
Size:
23.6 x 15.6 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
8.50
Item in Stock
More Options & Item Details
ID:
499332
Weight:
2.25ct (total)
Size:
6 x 6 mm (calibrated)
Clarity:
VVS-VS
Content:
4 pcs
Price:
$
20.80
Item in Stock
More Options & Item Details
ID:
697849
Weight:
2.18ct (total)
Size:
6.3 x 5.8 mm
Clarity:
Transparent
Content:
2 pcs
Price:
$
13.08
Item in Stock
More Options & Item Details
ID:
526016
Weight:
6.86ct
Size:
16 x 12 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
65.38
Item in Stock
More Options & Item Details
ID:
707963
Weight:
2.90ct
Size:
13 x 9 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
2.78
Item in Stock
More Options & Item Details
ID:
534194
Weight:
2.05ct
Size:
9 x 9 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
13.37
Item in Stock
More Options & Item Details
ID:
587281
Weight:
1.47ct
Size:
7 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
135.83
Item in Stock
More Options & Item Details
ID:
461090
Weight:
7.80ct
Size:
14 x 10 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
72.07
Item in Stock
More Options & Item Details
ID:
724146
Weight:
1.63ct
Size:
8 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
15.65
Item in Stock
More Options & Item Details
ID:
416886
Weight:
13.61ct
Size:
20 x 15 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
22.46
Item in Stock
More Options & Item Details
ID:
479249
Weight:
2.03ct (total)
Size:
9.8 x 4.9 mm
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
21.43
Item in Stock
More Options & Item Details
ID:
492383
Weight:
6.86ct
Size:
15.3 x 12.1 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
23.46
Item in Stock
More Options & Item Details
ID:
724973
Weight:
20.46ct
Size:
21.2 x 19 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
23.33
Item in Stock
More Options & Item Details
ID:
672462
Weight:
10.22ct (total)
Size:
17.2 x 11.5 mm
Clarity:
Opaque
Content:
2 pcs
Price:
$
28.82
Item in Stock
More Options & Item Details
ID:
418466
Weight:
12.94ct
Size:
18 x 13 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
25.62
Item in Stock
More Options & Item Details
ID:
505337
Weight:
2.58ct (total)
Size:
8 x 6 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
23.84
Item in Stock
More Options & Item Details
ID:
698607
Weight:
3.38ct
Size:
11 x 9 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
28.39
Item in Stock
More Options & Item Details
ID:
368575
Weight:
1.73ct
Size:
7.5 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
11.23
Item in Stock
More Options & Item Details
ID:
420121
Weight:
42.61ct
Size:
28.3 x 21.8 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
76.69
Item in Stock
More Options & Item Details
ID:
657911
Weight:
1.17ct
Size:
6.5 x 6.4 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
5.62
Item in Stock
More Options & Item Details
ID:
634287
Weight:
0.81ct
Size:
6.6 x 4.3 mm
Clarity:
VS
Content:
1 pc
Price:
$
14.76
Item in Stock
More Options & Item Details
ID:
449737
Weight:
5.61ct (total)
Size:
10 x 8 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
37.03
Item in Stock
More Options & Item Details
ID:
381851
Weight:
2.21ct (total)
Size:
5.5 x 4.2 mm
Clarity:
VVS-VS
Content:
4 pcs
Price:
$
155.92
Item in Stock
More Options & Item Details
ID:
422982
Weight:
46.04ct (total)
Size:
15 mm (calibrated)
Clarity:
Opaque
Content:
2 pcs
Price:
$
48.61
Item in Stock
More Options & Item Details
ID:
514804
Weight:
2.74ct
Size:
9.2 x 7.7 mm
Clarity:
VS-SI
Content:
1 pc
Price:
$
47.02
Item in Stock
More Options & Item Details
ID:
720548
Weight:
0.98ct
Size:
6.1 x 4.6 mm
Clarity:
VVS
Content:
1 pc
Price:
$
94.33
Item in Stock
More Options & Item Details
ID:
552287
Weight:
5.49ct
Size:
15.9 x 11.4 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
10.73
Item in Stock
More Options & Item Details
ID:
565359
Weight:
1.89ct
Size:
8 x 6 mm (calibrated)
Clarity:
VS-SI
Content:
1 pc
Price:
$
43.01
Item in Stock
More Options & Item Details
ID:
699108
Weight:
3.31ct
Size:
11 x 9 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
27.80
Item in Stock
More Options & Item Details
ID:
738960
Weight:
0.45ct
Size:
5.3 mm
Clarity:
VS
Content:
1 pc
Price:
$
22.50
Item in Stock
More Options & Item Details
ID:
640740
Weight:
1.07ct
Size:
6.8 x 5.7 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
7.07
Item in Stock
More Options & Item Details
ID:
328560
Weight:
26.89ct
Size:
20 x 15 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
42.60
Item in Stock
More Options & Item Details
ID:
437685
Weight:
2.00ct
Size:
8.4 x 5.9 mm
Clarity:
VS
Content:
1 pc
Price:
$
92.40
Item in Stock
More Options & Item Details
ID:
565674
Weight:
0.93ct
Size:
5.8 x 4.3 mm
Clarity:
VS
Content:
1 pc
Price:
$
21.16
Item in Stock
More Options & Item Details
ID:
728141
Weight:
1.86ct
Size:
8.2 x 6.3 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
11.16
Item in Stock
More Options & Item Details
ID:
455169
Weight:
18.62ct (total)
Size:
15.7 x 9.9 mm
Clarity:
Transparent
Content:
4 pcs
Price:
$
31.22
Item in Stock
More Options & Item Details
ID:
706442
Weight:
9.86ct
Size:
13.8 x 12.7 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
20.11
Item in Stock
More Options & Item Details
ID:
596470
Weight:
22.50ct
Size:
26.4 x 16 mm
Clarity:
VVS
Content:
1 pc
Price:
$
198.40
Item in Stock
More Options & Item Details
ID:
713733
Weight:
1.16ct
Size:
8 x 6 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
9.74
Item in Stock
More Options & Item Details
ID:
533557
Weight:
2.05ct
Size:
8.3 x 5.5 mm
Clarity:
VS
Content:
1 pc
Price:
$
121.78
Item in Stock
More Options & Item Details
ID:
708413
Weight:
2.58ct
Size:
14 x 9 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
78.14
Item in Stock
More Options & Item Details
ID:
482181
Weight:
2.00ct
Size:
9 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
13.10
Item in Stock
More Options & Item Details
ID:
374179
Weight:
25.16ct (total)
Size:
17.6 x 8.2 mm
Clarity:
Opaque
Content:
2 pcs
Price:
$
239.80
Item in Stock
More Options & Item Details
ID:
717173
Weight:
1.56ct (total)
Size:
7 x 5 mm (calibrated)
Clarity:
Transparent
Content:
2 pcs
Price:
$
31.82
Item in Stock
More Options & Item Details
ID:
715325
Weight:
1.58ct
Size:
8 x 6 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
15.17
Item in Stock
More Options & Item Details
ID:
547552
Weight:
3.43ct
Size:
9 x 9 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
22.64
Item in Stock
More Options & Item Details
ID:
460582
Weight:
0.73ct
Size:
8 x 5.2 mm
Clarity:
VS
Content:
1 pc
Price:
$
77.09
Item in Stock
More Options & Item Details
ID:
390591
Weight:
2.25ct (total)
Size:
5 x 3 mm (calibrated)
Clarity:
VS
Content:
10 pcs
Price:
$
144.82
Item in Stock
More Options & Item Details
ID:
727327
Weight:
1.09ct
Size:
6 x 4.9 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
19.62
Item in Stock
More Options & Item Details
ID:
392904
Weight:
2.57ct (total)
Size:
6 x 6 mm (calibrated)
Clarity:
VS
Content:
2 pcs
Price:
$
67.85
Item in Stock
More Options & Item Details
ID:
714405
Weight:
0.68ct
Size:
5 mm (calibrated)
Clarity:
SI
Content:
1 pc
Price:
$
20.40
Item in Stock
More Options & Item Details
ID:
471690
Weight:
1.43ct (total)
Size:
4.9 x 3.9 mm
Clarity:
VS
Content:
4 pcs
Price:
$
188.76
Item in Stock
More Options & Item Details
ID:
522785
Weight:
7.17ct
Size:
14.8 x 11.2 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
56.78
Item in Stock
More Options & Item Details
ID:
514789
Weight:
2.32ct
Size:
9.1 x 7.4 mm
Clarity:
VS-SI
Content:
1 pc
Price:
$
39.82
Item in Stock
More Options & Item Details
ID:
526123
Weight:
6.78ct (total)
Size:
11 x 9 mm (calibrated)
Clarity:
Translucent
Content:
2 pcs
Price:
$
63.80
Item in Stock
More Options & Item Details
ID:
718270
Weight:
1.03ct
Size:
6 x 4.9 mm
Clarity:
VVS
Content:
1 pc
Price:
$
30.90
Item in Stock
More Options & Item Details
ID:
439011
Weight:
2.01ct
Size:
10 x 7 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
124.70
Item in Stock
More Options & Item Details
ID:
698531
Weight:
2.95ct
Size:
11 x 9 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
24.78
Item in Stock
More Options & Item Details
ID:
450416
Weight:
7.96ct
Size:
15.4 x 11.4 mm
Clarity:
VVS
Content:
1 pc
Price:
$
73.55
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 -> 10
Enjoy every moment
Posted By Ferns in October, 2025
Source: Bizrate
Overall Rating -> 9
It is a good experience, it is easy to view the item, and easy to check out.
Posted By Neo in November, 2024
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 -> 7
Okay thank you.
Posted By Bepc61 in March, 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
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
Awesome
Posted By D in December, 2024
Source: Bizrate
Overall Rating -> 10
All these questions, and I don't have to give any blood. What a Deal... I absolutely enjoy the Gem Select emails every month. This one today was special. I always say, I'll know it when I see it. This stone today was the One. Odd and Intriguing. Thank You So Much for all that you do.
Posted By G.W. in June, 2025
Source: Bizrate