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:
632826
Weight:
2.38ct (total)
Size:
7 x 5 mm (calibrated)
Clarity:
Transparent
Content:
2 pcs
Price:
$
17.14
Item in Stock
More Options & Item Details
ID:
725313
Weight:
11.50ct
Size:
14.9 x 12.3 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
13.12
Item in Stock
More Options & Item Details
ID:
489249
Weight:
4.21ct
Size:
13.4 x 7.6 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
43.30
Item in Stock
More Options & Item Details
ID:
350915
Weight:
3.82ct (total)
Size:
3.6 x 3.6 mm
Clarity:
VS-SI
Content:
15 pcs
Price:
$
35.29
Item in Stock
More Options & Item Details
ID:
479838
Weight:
3.32ct
Size:
10 x 8 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
30.67
Item in Stock
More Options & Item Details
ID:
425997
Weight:
3.15ct
Size:
8.5 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
24.95
Item in Stock
More Options & Item Details
ID:
425640
Weight:
4.21ct
Size:
9.5 mm (calibrated)
Clarity:
VS
Price:
$
33.35
Item in Stock
More Options & Item Details
ID:
684365
Weight:
2.15ct (total)
Size:
6 mm (calibrated)
Clarity:
Translucent
Content:
2 pcs
Price:
$
3.10
Item in Stock
More Options & Item Details
ID:
574307
Weight:
1.72ct
Size:
7 x 7 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
15.89
Item in Stock
More Options & Item Details
ID:
621913
Weight:
1.05ct
Size:
5 x 5 mm (calibrated)
Clarity:
VS-SI
Content:
1 pc
Price:
$
22.08
Item in Stock
More Options & Item Details
ID:
577716
Weight:
8.87ct
Size:
15.8 x 9.1 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
74.51
Item in Stock
More Options & Item Details
ID:
704569
Weight:
1.51ct
Size:
10 x 8 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
45.30
Item in Stock
More Options & Item Details
ID:
691650
Weight:
19.59ct
Size:
24 x 21.9 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
14.10
Item in Stock
More Options & Item Details
ID:
721646
Weight:
7.81ct
Size:
13.2 x 11.7 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
9.37
Item in Stock
More Options & Item Details
ID:
619995
Weight:
21.18ct (total)
Size:
20 x 15 mm (calibrated)
Clarity:
Translucent
Content:
2 pcs
Price:
$
55.92
Item in Stock
More Options & Item Details
ID:
551893
Weight:
1.37ct
Size:
8.1 x 4.6 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
4.29
Item in Stock
More Options & Item Details
ID:
497666
Weight:
3.12ct (total)
Size:
6 x 6 mm (calibrated)
Clarity:
VVS-VS
Content:
4 pcs
Price:
$
28.82
Item in Stock
More Options & Item Details
ID:
390875
Weight:
1.19ct
Size:
13.2 x 3.4 mm
Clarity:
VVS
Content:
1 pc
Price:
$
34.56
Item in Stock
More Options & Item Details
ID:
704377
Weight:
1.28ct
Size:
12.4 x 3.8 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
42.07
Item in Stock
More Options & Item Details
ID:
744493
Weight:
1.13ct
Size:
7.2 x 5.7 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
47.46
Item in Stock
More Options & Item Details
ID:
697858
Weight:
6.60ct (total)
Size:
11 x 9 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
55.44
Item in Stock
More Options & Item Details
ID:
645835
Weight:
21.12ct
Size:
19.6 x 11.3 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
65.89
Item in Stock
More Options & Item Details
ID:
463858
Weight:
8.71ct
Size:
15 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
17.26
Item in Stock
More Options & Item Details
ID:
691641
Weight:
0.53ct
Size:
5.3 x 4 mm
Clarity:
VS
Content:
1 pc
Price:
$
44.52
Item in Stock
More Options & Item Details
ID:
533952
Weight:
1.70ct
Size:
8 x 6 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
15.71
Item in Stock
More Options & Item Details
ID:
685484
Weight:
14.37ct
Size:
16 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
20.69
Item in Stock
More Options & Item Details
ID:
725446
Weight:
0.63ct
Size:
10.5 x 2.8 mm
Clarity:
VS
Content:
1 pc
Price:
$
26.46
Item in Stock
More Options & Item Details
ID:
604476
Weight:
3.08ct (total)
Size:
9 x 7 mm (calibrated)
Clarity:
VS
Content:
2 pcs
Price:
$
89.45
Item in Stock
More Options & Item Details
ID:
577877
Weight:
3.44ct
Size:
10 x 8 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
22.70
Item in Stock
More Options & Item Details
ID:
728149
Weight:
2.86ct
Size:
10 x 7 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
17.16
Item in Stock
More Options & Item Details
ID:
678882
Weight:
7.13ct
Size:
13 x 13 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
102.78
Item in Stock
More Options & Item Details
ID:
608870
Weight:
2.21ct (total)
Size:
7 mm (calibrated)
Clarity:
Transparent
Content:
2 pcs
Price:
$
40.84
Item in Stock
More Options & Item Details
ID:
566182
Weight:
2.12ct
Size:
7 x 7 mm (calibrated)
Clarity:
VS-SI
Content:
1 pc
Price:
$
48.22
Item in Stock
More Options & Item Details
ID:
708471
Weight:
0.89ct
Size:
6.7 x 5.2 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
18.38
Item in Stock
More Options & Item Details
ID:
727927
Weight:
2.50ct
Size:
10 x 8 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
6.00
Item in Stock
More Options & Item Details
ID:
387766
Weight:
3.02ct (total)
Size:
4.6 x 4.5 mm
Clarity:
VVS-VS
Content:
6 pcs
Price:
$
19.93
Item in Stock
More Options & Item Details
ID:
453164
Weight:
1.85ct
Size:
8.7 x 6.3 mm
Clarity:
VS
Content:
1 pc
Price:
$
122.10
Item in Stock
More Options & Item Details
ID:
377597
Weight:
26.18ct (total)
Size:
18.2 x 11.9 mm
Clarity:
Opaque
Content:
2 pcs
Price:
$
172.79
Item in Stock
More Options & Item Details
ID:
694817
Weight:
2.62ct
Size:
9.6 x 5.1 mm
Clarity:
VS
Content:
1 pc
Price:
$
78.60
Item in Stock
More Options & Item Details
ID:
346078
Weight:
16.04ct
Size:
17 x 13.9 mm
Clarity:
Transparent/Translucent
Content:
1 pc
Price:
$
27.53
Item in Stock
More Options & Item Details
ID:
733075
Weight:
0.69ct
Size:
6 x 6 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
5.80
Item in Stock
More Options & Item Details
ID:
639983
Weight:
0.30ct
Size:
5 x 3 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
14.40
Item in Stock
More Options & Item Details
ID:
434853
Weight:
32.97ct
Size:
30 x 22 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
43.52
Item in Stock
More Options & Item Details
ID:
688457
Weight:
0.21ct
Size:
5 x 3 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
10.08
Item in Stock
More Options & Item Details
ID:
633094
Weight:
15.30ct (total)
Size:
32.3 x 9.1 mm
Clarity:
Opaque
Content:
2 pcs
Price:
$
69.59
Item in Stock
More Options & Item Details
ID:
551524
Weight:
29.31ct (total)
Size:
22.2 x 13.8 mm
Clarity:
Opaque
Content:
2 pcs
Price:
$
44.10
Item in Stock
More Options & Item Details
ID:
475567
Weight:
23.72ct
Size:
32.4 x 21.5 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
46.97
Item in Stock
More Options & Item Details
ID:
481350
Weight:
31.02ct
Size:
31.6 x 22.5 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
30.72
Item in Stock
More Options & Item Details
ID:
495959
Weight:
0.83ct
Size:
5.7 mm
Clarity:
VS
Content:
1 pc
Price:
$
46.57
Item in Stock
More Options & Item Details
ID:
706459
Weight:
11.31ct
Size:
14 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
23.08
Item in Stock
More Options & Item Details
ID:
524649
Weight:
0.75ct
Size:
8.1 x 6.5 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
21.71
Item in Stock
More Options & Item Details
ID:
462196
Weight:
9.66ct
Size:
18 x 13 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
466.69
Item in Stock
More Options & Item Details
ID:
542108
Weight:
1.33ct (total)
Size:
7 x 5 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
10.54
Item in Stock
More Options & Item Details
ID:
626941
Weight:
14.14ct
Size:
16 x 12.8 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
74.10
Item in Stock
More Options & Item Details
ID:
683988
Weight:
2.33ct (total)
Size:
6.5 mm (calibrated)
Clarity:
Translucent
Content:
2 pcs
Price:
$
3.36
Item in Stock
More Options & Item Details
ID:
571551
Weight:
12.84ct
Size:
19 x 12.6 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
101.69
Item in Stock
More Options & Item Details
ID:
420161
Weight:
40.64ct
Size:
28.1 x 22.5 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
80.47
Item in Stock
More Options & Item Details
ID:
711143
Weight:
19.78ct
Size:
18 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
166.15
Item in Stock
More Options & Item Details
ID:
640514
Weight:
1.30ct
Size:
8 x 6 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
37.44
Item in Stock
More Options & Item Details
ID:
428005
Weight:
57.19ct
Size:
32.8 x 24.8 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
50.58
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
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 love the product and the details about each of them.
Posted By Love It! in July, 2025
Source: Bizrate
Overall Rating -> 10
So far, my experience was great...Thanks
Posted By Kaydi in May, 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
Overall Rating -> 10
I have purchased stones from gem select in the past and have been very satisfied. I expect to repeat that experience with this purchase as well
Posted By Marti in July, 2025
Source: Bizrate
Overall Rating -> 10
Love beauty, color, quality, and price of these gems. Personal projects and will come here soon and everytime.
Posted By Darkstar in June, 2025
Source: Bizrate
Overall Rating -> 8
everything was fine
Posted By Marc in January, 2025
Source: Bizrate
Overall Rating -> 9
It was a good experience looking for and finding a nice amethyst stone
Posted By N/a in May, 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