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 (320)
Amazonite (280)
Amethyst (2979)
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 (49)
Chrysoprase (19)
Cinnabar (78)
Citrine (4507)
Clinohumite (32)
Color-Change Diaspore (855)
Color-Change Fluorite (55)
Color-Change Garnet (193)
Coral (267)
Demantoid Garnet (235)
Dendritic Agate (198)
Diamond (600)
Druzy Amethyst (3)
Druzy Azurite (13)
Druzy Citrine (45)
Druzy Variscite (130)
Emerald (1)
Enstatite (3)
Feather Pyrite (43)
Fire Agate (314)
Fire Opal (123)
Fluorite (159)
Fossil Coral (322)
Golden Beryl (149)
Grandidierite (165)
Grossularite Garnet (35)
Hematite (352)
Hemimorphite Druzy (46)
Hessonite Garnet (2162)
Hiddenite (10)
Howlite (133)
Idocrase (22)
Imperial Topaz (12)
Iolite (169)
Jade (68)
Jadeite (279)
Jasper (1330)
Kornerupine (209)
Kunzite (385)
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 (898)
Peanut Wood (11)
Peridot (1442)
Pietersite (584)
Prehnite (793)
Psilomelane Dendrite (23)
Pyrite (11)
Pyrope Garnet (1700)
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 (213)
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 (456)
Sphalerite (352)
Sphene (585)
Spinel (883)
Star Diopside (163)
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 (2596)
Tsavorite Garnet (186)
Turquoise (96)
Uvarovite Garnet Drusy (50)
Variscite (5)
Zircon (782)
Clear All
ID:
640084
Weight:
0.57ct
Size:
5.5 x 4.2 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
30.10
Item in Stock
More Options & Item Details
ID:
479042
Weight:
2.36ct (total)
Size:
10.1 x 5.1 mm
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
24.92
Item in Stock
More Options & Item Details
ID:
431172
Weight:
1.31ct (total)
Size:
5 x 5 mm (calibrated)
Clarity:
VS
Content:
2 pcs
Price:
$
13.82
Item in Stock
More Options & Item Details
ID:
396081
Weight:
4.46ct
Size:
8.9 x 8.6 mm
Clarity:
VS-SI
Content:
1 pc
Price:
$
218.71
Item in Stock
More Options & Item Details
ID:
410596
Weight:
2.87ct
Size:
8.7 x 6.4 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
26.52
Item in Stock
More Options & Item Details
ID:
512902
Weight:
1.88ct
Size:
8.5 x 7.1 mm
Clarity:
VS
Content:
1 pc
Price:
$
40.67
Item in Stock
More Options & Item Details
ID:
710498
Weight:
6.02ct
Size:
12 x 10 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
3.97
Item in Stock
More Options & Item Details
ID:
551318
Weight:
2.83ct
Size:
10 x 10 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
25.56
Item in Stock
More Options & Item Details
ID:
455350
Weight:
20.20ct (total)
Size:
16 x 10.3 mm
Clarity:
Transparent
Content:
4 pcs
Price:
$
33.86
Item in Stock
More Options & Item Details
ID:
686768
Weight:
0.33ct
Size:
5 x 3 mm (calibrated)
Clarity:
VS-SI
Content:
1 pc
Price:
$
15.84
Item in Stock
More Options & Item Details
ID:
341161
Weight:
1.52ct (total)
Size:
4.8 x 4.7 mm
Clarity:
Transparent
Content:
5 pcs
Price:
$
34.10
Item in Stock
More Options & Item Details
ID:
499267
Weight:
1.78ct
Size:
6.7 x 6.7 mm
Clarity:
VS-SI
Content:
1 pc
Price:
$
31.96
Item in Stock
More Options & Item Details
ID:
409580
Weight:
12.02ct (total)
Size:
14 x 10 mm (calibrated)
Clarity:
Transparent
Content:
2 pcs
Price:
$
57.28
Item in Stock
More Options & Item Details
ID:
520545
Weight:
4.66ct
Size:
12 x 10 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
43.06
Item in Stock
More Options & Item Details
ID:
721832
Weight:
9.89ct
Size:
14 x 12 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
11.87
Item in Stock
More Options & Item Details
ID:
678005
Weight:
1.03ct (total)
Size:
5 x 5 mm (calibrated)
Clarity:
Transparent
Content:
2 pcs
Price:
$
8.65
Item in Stock
More Options & Item Details
ID:
642780
Weight:
1.45ct
Size:
7.5 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
67.86
Item in Stock
More Options & Item Details
ID:
712686
Weight:
0.77ct
Size:
5.7 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
15.37
Item in Stock
More Options & Item Details
ID:
480377
Weight:
3.90ct
Size:
10 x 8 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
36.04
Item in Stock
More Options & Item Details
ID:
500262
Weight:
1.64ct
Size:
11.4 x 6.1 mm
Clarity:
VS
Price:
$
15.16
Item in Stock
More Options & Item Details
Select
1
2
3
pcs 0 in Cart
ID:
668965
Weight:
10.39ct
Size:
15 x 12.4 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
62.34
Item in Stock
More Options & Item Details
ID:
725314
Weight:
13.26ct
Size:
15 x 13.1 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
15.12
Item in Stock
More Options & Item Details
ID:
727361
Weight:
0.79ct
Size:
6 x 4 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
14.22
Item in Stock
More Options & Item Details
ID:
386512
Weight:
4.47ct (total)
Size:
4.6 x 4.5 mm
Clarity:
VVS-VS
Content:
10 pcs
Price:
$
23.60
Item in Stock
More Options & Item Details
ID:
732593
Weight:
1.07ct
Size:
8 x 6 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
41.09
Item in Stock
More Options & Item Details
ID:
737360
Weight:
1.66ct
Size:
6 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
9.96
Item in Stock
More Options & Item Details
ID:
709845
Weight:
1.32ct (total)
Size:
10 x 4.1 mm
Clarity:
Transparent
Content:
2 pcs
Price:
$
11.09
Item in Stock
More Options & Item Details
ID:
638428
Weight:
0.30ct
Size:
4.7 x 3.1 mm
Clarity:
VVS
Content:
1 pc
Price:
$
30.96
Item in Stock
More Options & Item Details
ID:
682558
Weight:
0.53ct
Size:
6 x 4 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
9.54
Item in Stock
More Options & Item Details
ID:
699811
Weight:
17.37ct
Size:
20 x 15 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
16.68
Item in Stock
More Options & Item Details
ID:
435378
Weight:
4.43ct (total)
Size:
10 x 8 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
35.09
Item in Stock
More Options & Item Details
ID:
628409
Weight:
10.45ct
Size:
26.9 x 9.6 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
62.70
Item in Stock
More Options & Item Details
ID:
314938
Weight:
1.53ct
Size:
10.1 x 7.6 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
84.83
Item in Stock
More Options & Item Details
ID:
735105
Weight:
0.89ct
Size:
7 x 5 mm (calibrated)
Clarity:
SI
Content:
1 pc
Price:
$
53.40
Item in Stock
More Options & Item Details
ID:
358042
Weight:
2.08ct
Size:
7.5 x 6.7 mm
Clarity:
VS
Content:
1 pc
Price:
$
55.19
Item in Stock
More Options & Item Details
ID:
569249
Weight:
0.88ct (total)
Size:
6 x 4 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
8.14
Item in Stock
More Options & Item Details
ID:
626280
Weight:
1.57ct
Size:
6.5 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
31.75
Item in Stock
More Options & Item Details
ID:
672119
Weight:
0.83ct
Size:
7 x 5 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
19.92
Item in Stock
More Options & Item Details
ID:
390777
Weight:
2.10ct
Size:
8.6 x 7.2 mm
Clarity:
VS-SI
Content:
1 pc
Price:
$
75.37
Item in Stock
More Options & Item Details
ID:
684517
Weight:
18.38ct
Size:
23.5 x 18.6 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
19.67
Item in Stock
More Options & Item Details
ID:
464513
Weight:
3.05ct (total)
Size:
4 x 4 mm (calibrated)
Clarity:
VS
Content:
8 pcs
Price:
$
28.19
Item in Stock
More Options & Item Details
ID:
734970
Weight:
5.70ct
Size:
11 x 9 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
28.50
Item in Stock
More Options & Item Details
ID:
422827
Weight:
0.82ct
Size:
6.6 x 4.5 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
31.44
Item in Stock
More Options & Item Details
ID:
673248
Weight:
7.21ct (total)
Size:
17.5 x 9.2 mm
Clarity:
Opaque
Content:
2 pcs
Price:
$
20.33
Item in Stock
More Options & Item Details
ID:
343579
Weight:
3.14ct
Size:
8.4 x 7.8 mm
Clarity:
Transparent/Translucent
Content:
1 pc
Price:
$
9.42
Item in Stock
More Options & Item Details
ID:
560850
Weight:
1.60ct
Size:
8.4 x 5.2 mm
Clarity:
SI
Content:
1 pc
Price:
$
139.39
Item in Stock
More Options & Item Details
ID:
707763
Weight:
7.68ct
Size:
13.7 x 10.8 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
55.30
Item in Stock
More Options & Item Details
ID:
618134
Weight:
3.87ct (total)
Size:
10 x 8 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
127.72
Item in Stock
More Options & Item Details
ID:
687682
Weight:
3.60ct
Size:
14.7 x 8.8 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
10.63
Item in Stock
More Options & Item Details
ID:
549140
Weight:
4.91ct (total)
Size:
10 x 8 mm (calibrated)
Clarity:
Translucent
Content:
2 pcs
Price:
$
45.37
Item in Stock
More Options & Item Details
ID:
725565
Weight:
1.91ct (total)
Size:
7.1 x 5.9 mm
Clarity:
Transparent
Content:
2 pcs
Price:
$
75.66
Item in Stock
More Options & Item Details
ID:
687077
Weight:
0.19ct
Size:
4.9 x 2.4 mm
Clarity:
VS
Content:
1 pc
Price:
$
9.12
Item in Stock
More Options & Item Details
ID:
521570
Weight:
22.64ct
Size:
24.6 x 16.7 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
179.30
Item in Stock
More Options & Item Details
ID:
530657
Weight:
1.46ct
Size:
7.5 x 5.7 mm
Clarity:
VS
Content:
1 pc
Price:
$
125.27
Item in Stock
More Options & Item Details
ID:
713856
Weight:
18.71ct
Size:
20 x 15 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
157.16
Item in Stock
More Options & Item Details
ID:
715505
Weight:
0.41ct
Size:
5.2 x 4.3 mm
Clarity:
VS
Content:
1 pc
Price:
$
26.08
Item in Stock
More Options & Item Details
ID:
539690
Weight:
2.13ct
Size:
7 x 7 mm (calibrated)
Clarity:
VS-SI
Content:
1 pc
Price:
$
41.58
Item in Stock
More Options & Item Details
ID:
730226
Weight:
2.76ct
Size:
10 x 8 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
24.71
Item in Stock
More Options & Item Details
ID:
711018
Weight:
0.89ct
Size:
6 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
17.77
Item in Stock
More Options & Item Details
ID:
629945
Weight:
8.11ct
Size:
21.1 x 11 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
68.12
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
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 -> 10
Loved everything. High quality, quick shipping, and authentication included.
Posted By Chris in March, 2025
Source: Bizrate
Overall Rating -> 10
Very surprised how quick and efficient it was to checkout and pay. Also found exactly what I was looking for no issues.
Posted By Watson in May, 2025
Source: Bizrate
Overall Rating -> 10
Very good Hoping you will increase your inventory especially in the 6mmThanks
Posted By Ibie in February, 2025
Source: Bizrate
Overall Rating -> 9
Will know more once order received
Posted By Jim in September, 2025
Source: Bizrate
Overall Rating -> 10
nothing but good. always have a great selection. I am a hobbyist and only collect. Great prices. I could take all day looking at a small percent of all the gemstone, fantastic
Posted By Steve m. in February, 2025
Source: Bizrate
Overall Rating -> 10
Good. I ts very user friendly.
Posted By Shalini in June, 2025
Source: Bizrate
Overall Rating -> 10
Im not a jeweler, I buy for my personal use. My dad was a jewelry maker and I love gemstones.
Posted By Andie in September, 2024
Source: Bizrate