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 (55)
Agate (545)
Agate Geode (17)
Alexandrite (28)
Almandine Garnet (322)
Amazonite (280)
Amethyst (2978)
Amethyst Geode Slice (70)
Ametrine (145)
Andalusite (192)
Apatite (271)
Aquamarine (116)
Aragonite (27)
Aventurine (134)
Axinite (10)
Beryl (580)
Black Opal (6)
Bloodstone (211)
Boulder Opal (229)
Calcite (71)
Carnelian (30)
Cat's Eye Apatite (30)
Cat's Eye Aquamarine (15)
Cat's Eye Beryl (3)
Cat's Eye Moonstone (36)
Cat's Eye Opal (142)
Cat's Eye Scapolite (79)
Cavansite (36)
Chalcedony (221)
Charoite (125)
Chocolate Opal (75)
Chrome Diopside (112)
Chrome Tourmaline (2)
Chrysoberyl (93)
Chrysoberyl Cat's Eye (55)
Chrysocolla (50)
Chrysoprase (19)
Cinnabar (78)
Citrine (4507)
Clinohumite (32)
Color-Change Diaspore (855)
Color-Change Fluorite (56)
Color-Change Garnet (193)
Coral (267)
Demantoid Garnet (235)
Dendritic Agate (199)
Diamond (600)
Druzy Amethyst (3)
Druzy Azurite (13)
Druzy Citrine (45)
Druzy Variscite (130)
Emerald (1)
Enstatite (3)
Feather Pyrite (43)
Fire Agate (315)
Fire Opal (123)
Fluorite (160)
Fossil Coral (322)
Golden Beryl (149)
Grandidierite (166)
Grossularite Garnet (35)
Hematite (353)
Hemimorphite Druzy (46)
Hessonite Garnet (2162)
Hiddenite (10)
Howlite (133)
Idocrase (22)
Imperial Topaz (12)
Iolite (169)
Jade (68)
Jadeite (279)
Jasper (1332)
Kornerupine (211)
Kunzite (386)
Kyanite (747)
Labradorite (1211)
Lapis Lazuli (2)
Larimar (122)
Lazulite (10)
Lepidolite (33)
Malachite (189)
Malaya Garnet (109)
Mali Garnet (7)
Matrix Opal (16)
Maw-Sit-Sit (121)
Moldavite (8)
Moonstone (963)
Morganite (979)
Moss Agate (54)
Mother of Pearl (11)
Nuummite (115)
Obsidian (208)
Opal (896)
Peanut Wood (11)
Peridot (1442)
Pietersite (585)
Prehnite (793)
Psilomelane Dendrite (23)
Pyrite (11)
Pyrope Garnet (1699)
Quartz (67)
Quartz Cat's Eye (70)
Quartz With Hedenbergite (7)
Quartz With Marcasite (185)
Rainbow Moonstone (926)
Rainbow Pyrite (249)
Rhodochrosite (138)
Rhodolite Garnet (408)
Rhodonite (30)
Rose Quartz (680)
Rubellite Tourmaline (9)
Ruby (4)
Ruby in Fuchsite (92)
Ruby-Zoisite (212)
Rutile Quartz (499)
Sapphire (60)
Scolecite (30)
Seraphinite (44)
Serpentine (74)
Sillimanite (68)
Sillimanite Cat's Eye (381)
Smithsonite (1)
Smoky Quartz (951)
Snowflake Obsidian (23)
Sodalite (21)
Spectrolite (127)
Spessartite Garnet (457)
Sphalerite (352)
Sphene (585)
Spinel (884)
Star Diopside (164)
Star Garnet (119)
Star Moonstone (78)
Star Rose Quartz (23)
Star Ruby (1)
Star Sapphire (15)
Strawberry Quartz (1092)
Sunstone (527)
Tiger's Eye (785)
Tiger's Eye Matrix (281)
Topaz (482)
Tourmaline (2598)
Tsavorite Garnet (186)
Turquoise (96)
Uvarovite Garnet Drusy (50)
Variscite (5)
Zircon (782)
Clear All
ID:
707197
Weight:
1.47ct
Size:
7 x 7 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
14.11
Item in Stock
More Options & Item Details
ID:
479644
Weight:
1.24ct
Size:
9.9 x 4.9 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
13.09
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:
606959
Weight:
5.69ct (total)
Size:
10 x 8 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
34.14
Item in Stock
More Options & Item Details
ID:
649039
Weight:
2.13ct
Size:
10 x 8 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
12.24
Item in Stock
More Options & Item Details
ID:
333946
Weight:
2.29ct
Size:
9 x 7 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
108.82
Item in Stock
More Options & Item Details
ID:
341869
Weight:
4.02ct (total)
Size:
4 x 4 mm (calibrated)
Clarity:
VS
Content:
10 pcs
Price:
$
37.14
Item in Stock
More Options & Item Details
ID:
344367
Weight:
34.11ct
Size:
21.2 x 19.1 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
60.77
Item in Stock
More Options & Item Details
ID:
736786
Weight:
8.31ct
Size:
16 x 12 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
41.55
Item in Stock
More Options & Item Details
ID:
710035
Weight:
0.80ct
Size:
10 x 4.1 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
6.72
Item in Stock
More Options & Item Details
ID:
306480
Weight:
45.90ct
Size:
24 x 21.2 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
66.10
Item in Stock
More Options & Item Details
ID:
519904
Weight:
18.77ct
Size:
24.3 x 11.6 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
22.06
Item in Stock
More Options & Item Details
ID:
567735
Weight:
6.20ct
Size:
11 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
18.74
Item in Stock
More Options & Item Details
ID:
724893
Weight:
6.65ct
Size:
12.6 x 10.3 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
7.58
Item in Stock
More Options & Item Details
ID:
687673
Weight:
3.79ct
Size:
11 x 9 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
4.55
Item in Stock
More Options & Item Details
ID:
451199
Weight:
1.51ct (total)
Size:
5 x 5 mm (calibrated)
Clarity:
VS
Content:
2 pcs
Price:
$
13.96
Item in Stock
More Options & Item Details
ID:
360544
Weight:
7.61ct
Size:
12 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
40.18
Item in Stock
More Options & Item Details
ID:
558628
Weight:
1.20ct
Size:
6.6 x 5.2 mm
Clarity:
VS
Content:
1 pc
Price:
$
101.71
Item in Stock
More Options & Item Details
ID:
710823
Weight:
1.48ct
Size:
8 x 6 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
29.56
Item in Stock
More Options & Item Details
ID:
659241
Weight:
0.93ct
Size:
9 x 6 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
2.23
Item in Stock
More Options & Item Details
ID:
716093
Weight:
2.74ct
Size:
10 x 10 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
26.30
Item in Stock
More Options & Item Details
ID:
642614
Weight:
1.28ct
Size:
7 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
59.90
Item in Stock
More Options & Item Details
ID:
710142
Weight:
0.48ct
Size:
8 x 4 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
4.03
Item in Stock
More Options & Item Details
ID:
492527
Weight:
5.14ct
Size:
14 x 10 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
37.19
Item in Stock
More Options & Item Details
ID:
715460
Weight:
0.87ct
Size:
5.7 x 5.6 mm
Clarity:
VS
Content:
1 pc
Price:
$
55.33
Item in Stock
More Options & Item Details
ID:
398859
Weight:
6.81ct (total)
Size:
8 mm (calibrated)
Clarity:
VVS-VS
Content:
4 pcs
Price:
$
62.93
Item in Stock
More Options & Item Details
ID:
683361
Weight:
8.05ct
Size:
18.2 x 10.4 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
74.58
Item in Stock
More Options & Item Details
ID:
485063
Weight:
27.95ct
Size:
38.9 x 15 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
61.25
Item in Stock
More Options & Item Details
ID:
589848
Weight:
3.60ct (total)
Size:
12.2 x 6 mm
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
76.03
Item in Stock
More Options & Item Details
ID:
500689
Weight:
165.68ct
Size:
32.9 x 28.3 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
328.04
Item in Stock
More Options & Item Details
ID:
393244
Weight:
1.82ct (total)
Size:
3.9 x 2 mm
Clarity:
VS
Content:
15 pcs
Price:
$
132.13
Item in Stock
More Options & Item Details
ID:
383658
Weight:
1.87ct
Size:
8 x 6 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
104.76
Item in Stock
More Options & Item Details
ID:
501527
Weight:
18.75ct (total)
Size:
16 mm (calibrated)
Clarity:
Transparent
Content:
2 pcs
Price:
$
78.71
Item in Stock
More Options & Item Details
ID:
563559
Weight:
3.18ct
Size:
10 x 10 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
20.99
Item in Stock
More Options & Item Details
ID:
501878
Weight:
2.77ct (total)
Size:
7 x 6.2 mm
Clarity:
VS
Content:
5 pcs
Price:
$
21.94
Item in Stock
More Options & Item Details
ID:
688856
Weight:
1.84ct
Size:
8 x 6 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
17.66
Item in Stock
More Options & Item Details
ID:
691706
Weight:
0.31ct
Size:
4.4 x 3.7 mm
Clarity:
SI-I1
Content:
1 pc
Price:
$
18.60
Item in Stock
More Options & Item Details
ID:
675972
Weight:
4.57ct
Size:
11 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
13.00
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:
724824
Weight:
13.48ct
Size:
14 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
15.37
Item in Stock
More Options & Item Details
ID:
450039
Weight:
2.47ct (total)
Size:
7 x 5.4 mm
Clarity:
Transparent
Content:
2 pcs
Price:
$
32.60
Item in Stock
More Options & Item Details
ID:
206755
Weight:
3.00ct (total)
Size:
5.5 x 3.7 mm
Clarity:
VS-SI
Content:
9 pcs
Price:
$
162.00
Item in Stock
More Options & Item Details
ID:
491807
Weight:
9.00ct (total)
Size:
7.3 x 7.3 mm
Clarity:
Opaque
Content:
5 pcs
Price:
$
26.38
Item in Stock
More Options & Item Details
ID:
460398
Weight:
2.20ct
Size:
10 x 8 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
29.04
Item in Stock
More Options & Item Details
ID:
699082
Weight:
1.07ct
Size:
7.5 x 5.5 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
8.99
Item in Stock
More Options & Item Details
ID:
371063
Weight:
3.61ct (total)
Size:
6 x 4 mm (calibrated)
Clarity:
VS
Content:
10 pcs
Price:
$
28.60
Item in Stock
More Options & Item Details
ID:
394713
Weight:
6.76ct (total)
Size:
9 x 9 mm (calibrated)
Clarity:
Transparent
Content:
2 pcs
Price:
$
44.62
Item in Stock
More Options & Item Details
ID:
494898
Weight:
5.09ct
Size:
12 x 10 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
36.61
Item in Stock
More Options & Item Details
ID:
517932
Weight:
2.33ct
Size:
9 x 7 mm (calibrated)
Clarity:
VS-SI
Content:
1 pc
Price:
$
46.14
Item in Stock
More Options & Item Details
ID:
608283
Weight:
4.68ct
Size:
12 x 10 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
36.04
Item in Stock
More Options & Item Details
ID:
522775
Weight:
8.54ct
Size:
16 x 12 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
67.63
Item in Stock
More Options & Item Details
ID:
728000
Weight:
0.03ct
Size:
2 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
12.37
Item in Stock
More Options & Item Details
ID:
686141
Weight:
0.15ct
Size:
5 x 3 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
7.20
Item in Stock
More Options & Item Details
ID:
466383
Weight:
7.74ct (total)
Size:
8 mm (calibrated)
Clarity:
Translucent
Content:
6 pcs
Price:
$
286.07
Item in Stock
More Options & Item Details
ID:
499994
Weight:
2.00ct (total)
Size:
2.1 mm (calibrated)
Clarity:
Transparent
Content:
30 pcs
Price:
$
13.20
Item in Stock
More Options & Item Details
ID:
730475
Weight:
5.13ct (total)
Size:
10 x 8 mm (calibrated)
Clarity:
Transparent
Content:
2 pcs
Price:
$
45.92
Item in Stock
More Options & Item Details
ID:
726079
Weight:
1.29ct (total)
Size:
6 x 6 mm (calibrated)
Clarity:
Transparent
Content:
2 pcs
Price:
$
51.10
Item in Stock
More Options & Item Details
ID:
705619
Weight:
30.11ct
Size:
23.3 x 17.4 mm
Clarity:
SI
Content:
1 pc
Price:
$
79.85
Item in Stock
More Options & Item Details
ID:
633691
Weight:
25.34ct
Size:
20.7 x 14.3 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
134.71
Item in Stock
More Options & Item Details
ID:
351412
Weight:
6.24ct
Size:
18 x 9.4 mm
Clarity:
VS
Content:
1 pc
Price:
$
57.66
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
First time so this is an experiment! Shopping is so fun on this site, though!
Posted By Gem Delight in March, 2025
Source: Bizrate
Overall Rating -> 10
I was able to find what I was looking for
Posted By Lincolnpremier in January, 2025
Source: Bizrate
Overall Rating -> 10
Would have bought an indigo and selenite, but neither listed. But, you do offer quite a large assortment otherwise.
Posted By JD in July, 2025
Source: Bizrate
Overall Rating -> 10
love the site, the experience and the products.
Posted By Ckingpots in July, 2025
Source: Bizrate
Overall Rating -> 10
Muy serios y muy oportunos para el envo
Posted By Veronica in September, 2024
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
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
I like the site, it's easy to navigate. There are sometimes items I'm looking for that aren't there, but mostly I can find what I need.
Posted By Nate in March, 2025
Source: Bizrate
Overall Rating -> 10
went well
Posted By Doug in May, 2025
Source: Bizrate