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:
640586
Weight:
0.95ct
Size:
5.8 x 5.5 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
6.28
Item in Stock
More Options & Item Details
ID:
647748
Weight:
1.10ct
Size:
7.1 x 5.2 mm
Clarity:
VS-SI
Content:
1 pc
Price:
$
29.04
Item in Stock
More Options & Item Details
ID:
643535
Weight:
9.15ct (total)
Size:
12 x 10 mm (calibrated)
Clarity:
Opaque
Content:
2 pcs
Price:
$
83.23
Item in Stock
More Options & Item Details
ID:
600442
Weight:
37.78ct
Size:
32.2 x 20 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
28.42
Item in Stock
More Options & Item Details
ID:
713671
Weight:
1.40ct
Size:
9.9 x 6 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
11.76
Item in Stock
More Options & Item Details
ID:
477189
Weight:
2.23ct
Size:
9 x 7 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
17.66
Item in Stock
More Options & Item Details
ID:
451081
Weight:
1.47ct (total)
Size:
5 x 5 mm (calibrated)
Clarity:
VS
Content:
2 pcs
Price:
$
13.58
Item in Stock
More Options & Item Details
ID:
472810
Weight:
79.97ct
Size:
35.6 x 33.9 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
95.96
Item in Stock
More Options & Item Details
ID:
689333
Weight:
1.40ct (total)
Size:
7 x 5 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
13.44
Item in Stock
More Options & Item Details
ID:
694406
Weight:
12.56ct (total)
Size:
15 x 9.2 mm
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
105.50
Item in Stock
More Options & Item Details
ID:
663004
Weight:
1.16ct
Size:
5.8 x 5.5 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
6.96
Item in Stock
More Options & Item Details
ID:
704858
Weight:
1.65ct
Size:
10 x 8 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
49.50
Item in Stock
More Options & Item Details
ID:
400814
Weight:
3.33ct (total)
Size:
8 mm (calibrated)
Clarity:
VS
Content:
2 pcs
Price:
$
10.98
Item in Stock
More Options & Item Details
ID:
664238
Weight:
2.01ct
Size:
9.8 x 6.6 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
9.65
Item in Stock
More Options & Item Details
ID:
732124
Weight:
0.91ct (total)
Size:
6 x 4 mm (calibrated)
Clarity:
Transparent
Content:
2 pcs
Price:
$
34.94
Item in Stock
More Options & Item Details
ID:
381871
Weight:
2.38ct
Size:
27.8 x 3.3 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
82.43
Item in Stock
More Options & Item Details
ID:
699561
Weight:
20.76ct
Size:
23.9 x 19.9 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
17.44
Item in Stock
More Options & Item Details
ID:
711853
Weight:
0.80ct
Size:
6.2 x 4.2 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
2.14
Item in Stock
More Options & Item Details
ID:
515856
Weight:
38.86ct
Size:
25 x 18 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
45.66
Item in Stock
More Options & Item Details
ID:
710410
Weight:
1.42ct
Size:
8 x 6 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
25.44
Item in Stock
More Options & Item Details
ID:
556113
Weight:
2.50ct (total)
Size:
9 x 7 mm (calibrated)
Clarity:
Translucent
Content:
2 pcs
Price:
$
86.14
Item in Stock
More Options & Item Details
ID:
501314
Weight:
2.53ct
Size:
9 x 9 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
20.04
Item in Stock
More Options & Item Details
ID:
513430
Weight:
0.73ct
Size:
6.1 x 4.6 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
53.00
Item in Stock
More Options & Item Details
ID:
299179
Weight:
5.41ct
Size:
9.1 x 8.2 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
19.64
Item in Stock
More Options & Item Details
ID:
715409
Weight:
0.53ct
Size:
5.2 x 4.2 mm
Clarity:
VVS
Content:
1 pc
Price:
$
33.71
Item in Stock
More Options & Item Details
ID:
688088
Weight:
4.52ct
Size:
14 x 10 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
5.42
Item in Stock
More Options & Item Details
ID:
479049
Weight:
2.28ct (total)
Size:
10.1 x 5.1 mm
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
24.07
Item in Stock
More Options & Item Details
ID:
370244
Weight:
7.77ct
Size:
12 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
33.34
Item in Stock
More Options & Item Details
ID:
685243
Weight:
13.01ct
Size:
22.3 x 16.1 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
12.96
Item in Stock
More Options & Item Details
ID:
392761
Weight:
12.99ct (total)
Size:
14 x 10 mm (calibrated)
Clarity:
Transparent
Content:
2 pcs
Price:
$
85.74
Item in Stock
More Options & Item Details
ID:
523591
Weight:
31.00ct
Size:
31.5 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
28.64
Item in Stock
More Options & Item Details
ID:
623112
Weight:
1.70ct
Size:
6.6 x 6.6 mm
Clarity:
VS
Content:
1 pc
Price:
$
32.50
Item in Stock
More Options & Item Details
ID:
472999
Weight:
11.60ct
Size:
16.9 x 12.9 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
103.97
Item in Stock
More Options & Item Details
ID:
678403
Weight:
23.83ct (total)
Size:
24.9 x 15 mm
Clarity:
Transparent
Content:
2 pcs
Price:
$
28.60
Item in Stock
More Options & Item Details
ID:
725271
Weight:
0.55ct
Size:
10.1 x 2.9 mm
Clarity:
VVS
Content:
1 pc
Price:
$
23.10
Item in Stock
More Options & Item Details
ID:
617612
Weight:
27.47ct
Size:
30.5 x 21 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
26.11
Item in Stock
More Options & Item Details
ID:
605612
Weight:
3.62ct
Size:
11 x 11 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
47.78
Item in Stock
More Options & Item Details
ID:
572782
Weight:
0.59ct
Size:
8 x 6 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
21.24
Item in Stock
More Options & Item Details
ID:
694138
Weight:
0.82ct
Size:
10.6 x 3.3 mm
Clarity:
VVS
Content:
1 pc
Price:
$
24.60
Item in Stock
More Options & Item Details
ID:
499237
Weight:
1.92ct
Size:
7 x 7 mm (calibrated)
Clarity:
VS-SI
Content:
1 pc
Price:
$
34.46
Item in Stock
More Options & Item Details
ID:
695001
Weight:
3.29ct
Size:
8.1 x 6.4 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
98.70
Item in Stock
More Options & Item Details
ID:
698595
Weight:
1.21ct
Size:
6.7 x 5.3 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
7.26
Item in Stock
More Options & Item Details
ID:
409446
Weight:
12.52ct (total)
Size:
14 x 10 mm (calibrated)
Clarity:
Transparent
Content:
2 pcs
Price:
$
59.66
Item in Stock
More Options & Item Details
ID:
462257
Weight:
3.19ct
Size:
10 x 8 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
21.06
Item in Stock
More Options & Item Details
ID:
471126
Weight:
31.47ct
Size:
30.4 x 15 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
64.80
Item in Stock
More Options & Item Details
ID:
408747
Weight:
6.89ct
Size:
13 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
11.75
Item in Stock
More Options & Item Details
ID:
413503
Weight:
6.42ct
Size:
11 x 11 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
21.19
Item in Stock
More Options & Item Details
ID:
598894
Weight:
7.77ct
Size:
14 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
23.32
Item in Stock
More Options & Item Details
ID:
647769
Weight:
30.34ct
Size:
19.8 x 16.8 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
72.82
Item in Stock
More Options & Item Details
ID:
694436
Weight:
12.80ct (total)
Size:
15.2 x 9.3 mm
Clarity:
VVS
Content:
2 pcs
Price:
$
107.52
Item in Stock
More Options & Item Details
ID:
669081
Weight:
10.76ct
Size:
15 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
232.42
Item in Stock
More Options & Item Details
ID:
683078
Weight:
25.87ct
Size:
33.3 x 12.8 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
248.35
Item in Stock
More Options & Item Details
ID:
587733
Weight:
1.61ct
Size:
8 x 6 mm (calibrated)
Clarity:
VS-SI
Content:
1 pc
Price:
$
46.73
Item in Stock
More Options & Item Details
ID:
422748
Weight:
0.62ct
Size:
6.4 x 4.2 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
23.77
Item in Stock
More Options & Item Details
ID:
362034
Weight:
16.18ct
Size:
17.9 x 14.8 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
42.72
Item in Stock
More Options & Item Details
ID:
367156
Weight:
7.22ct
Size:
15.9 x 9 mm
Clarity:
VVS
Content:
1 pc
Price:
$
49.08
Item in Stock
More Options & Item Details
ID:
696115
Weight:
33.16ct
Size:
32.7 x 25.7 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
19.90
Item in Stock
More Options & Item Details
ID:
614736
Weight:
2.06ct
Size:
9 x 6 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
59.55
Item in Stock
More Options & Item Details
ID:
706438
Weight:
5.35ct
Size:
11 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
10.92
Item in Stock
More Options & Item Details
ID:
683996
Weight:
0.50ct
Size:
5 x 4 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
21.00
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
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
Appreciated the selection. Jadeite is hard to find under $100. Website has alot of variety.
Posted By Jess in February, 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
Overall Rating -> 9
Will know more once order received
Posted By Jim in September, 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
I love the quality, package and info of your gems.
Posted By Diana in April, 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 -> 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
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