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:
675774
Weight:
29.20ct
Size:
28.5 x 16.3 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
57.82
Item in Stock
More Options & Item Details
ID:
431736
Weight:
1.61ct
Size:
6 x 6 mm (calibrated)
Clarity:
VS-SI
Content:
1 pc
Price:
$
38.26
Item in Stock
More Options & Item Details
ID:
606953
Weight:
2.82ct
Size:
10 x 8 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
18.61
Item in Stock
More Options & Item Details
ID:
707173
Weight:
5.14ct (total)
Size:
9 x 7 mm (calibrated)
Clarity:
Translucent
Content:
2 pcs
Price:
$
12.34
Item in Stock
More Options & Item Details
ID:
692372
Weight:
10.67ct
Size:
15.5 x 12.6 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
25.61
Item in Stock
More Options & Item Details
ID:
725643
Weight:
1.14ct
Size:
8 x 6 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
45.16
Item in Stock
More Options & Item Details
ID:
693884
Weight:
2.72ct
Size:
9.7 x 5.9 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
90.18
Item in Stock
More Options & Item Details
ID:
725822
Weight:
2.57ct
Size:
11 x 9 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
101.81
Item in Stock
More Options & Item Details
ID:
713397
Weight:
15.67ct
Size:
18 x 13 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
131.63
Item in Stock
More Options & Item Details
ID:
635377
Weight:
3.13ct
Size:
11 x 9 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
82.63
Item in Stock
More Options & Item Details
ID:
393212
Weight:
4.12ct
Size:
10 x 10 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
27.19
Item in Stock
More Options & Item Details
ID:
723382
Weight:
1.31ct
Size:
7 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
12.58
Item in Stock
More Options & Item Details
ID:
719389
Weight:
0.82ct
Size:
6 x 4 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
14.76
Item in Stock
More Options & Item Details
ID:
707998
Weight:
6.67ct (total)
Size:
9 x 7 mm (calibrated)
Clarity:
Translucent
Content:
2 pcs
Price:
$
11.04
Item in Stock
More Options & Item Details
ID:
696455
Weight:
50.65ct
Size:
41.8 x 12.5 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
6.08
Item in Stock
More Options & Item Details
ID:
500928
Weight:
2.05ct
Size:
12 x 6.1 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
16.24
Item in Stock
More Options & Item Details
ID:
450662
Weight:
7.33ct
Size:
15.2 x 10.8 mm
Clarity:
VVS
Content:
1 pc
Price:
$
67.73
Item in Stock
More Options & Item Details
ID:
437875
Weight:
1.36ct
Size:
20.6 x 2.8 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
44.88
Item in Stock
More Options & Item Details
ID:
390946
Weight:
1.52ct
Size:
15.5 x 3.5 mm
Clarity:
VS
Content:
1 pc
Price:
$
44.14
Item in Stock
More Options & Item Details
ID:
709139
Weight:
1.34ct
Size:
7.9 x 5.7 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
27.67
Item in Stock
More Options & Item Details
ID:
408081
Weight:
9.16ct
Size:
13.3 x 12.3 mm
Clarity:
VVS
Content:
1 pc
Price:
$
21.65
Item in Stock
More Options & Item Details
ID:
470709
Weight:
5.81ct
Size:
11.5 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
23.00
Item in Stock
More Options & Item Details
ID:
614766
Weight:
5.61ct
Size:
12 x 10 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
194.60
Item in Stock
More Options & Item Details
ID:
560861
Weight:
0.91ct (total)
Size:
4 x 4 mm (calibrated)
Clarity:
VS
Content:
2 pcs
Price:
$
8.41
Item in Stock
More Options & Item Details
ID:
694728
Weight:
4.54ct
Size:
11 x 7 mm
Clarity:
VVS
Content:
1 pc
Price:
$
136.20
Item in Stock
More Options & Item Details
ID:
460843
Weight:
3.29ct
Size:
10 mm (calibrated)
Clarity:
VVS
Price:
$
30.40
Item in Stock
More Options & Item Details
ID:
708419
Weight:
3.51ct
Size:
16.1 x 9.2 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
106.31
Item in Stock
More Options & Item Details
ID:
471054
Weight:
3.07ct
Size:
9 x 9 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
28.37
Item in Stock
More Options & Item Details
ID:
529170
Weight:
1.09ct
Size:
9 x 4.2 mm
Clarity:
VS
Content:
1 pc
Price:
$
94.96
Item in Stock
More Options & Item Details
ID:
693473
Weight:
3.34ct
Size:
12 x 10 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
12.02
Item in Stock
More Options & Item Details
ID:
408185
Weight:
10.54ct
Size:
13 x 13 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
24.91
Item in Stock
More Options & Item Details
ID:
431306
Weight:
1.33ct (total)
Size:
5 x 5 mm (calibrated)
Clarity:
VS
Content:
2 pcs
Price:
$
14.03
Item in Stock
More Options & Item Details
ID:
645630
Weight:
1.30ct
Size:
8.6 x 3.4 mm
Clarity:
VS
Content:
1 pc
Price:
$
18.76
Item in Stock
More Options & Item Details
ID:
462961
Weight:
4.11ct
Size:
14 x 10 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
32.56
Item in Stock
More Options & Item Details
ID:
712298
Weight:
0.84ct
Size:
6.2 x 5.1 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
16.78
Item in Stock
More Options & Item Details
ID:
459831
Weight:
4.64ct
Size:
15 x 10 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
42.88
Item in Stock
More Options & Item Details
ID:
447500
Weight:
36.70ct
Size:
15 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
96.89
Item in Stock
More Options & Item Details
ID:
660659
Weight:
2.18ct
Size:
8 x 8 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
5.26
Item in Stock
More Options & Item Details
ID:
737697
Weight:
31.95ct
Size:
42.4 x 10 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
3.20
Item in Stock
More Options & Item Details
ID:
567683
Weight:
1.65ct
Size:
7 x 7 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
37.03
Item in Stock
More Options & Item Details
ID:
688875
Weight:
0.93ct (total)
Size:
8 x 4 mm (calibrated)
Clarity:
VS
Content:
2 pcs
Price:
$
8.93
Item in Stock
More Options & Item Details
ID:
691649
Weight:
25.64ct
Size:
30 x 22 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
24.92
Item in Stock
More Options & Item Details
ID:
626158
Weight:
1.30ct
Size:
6.6 x 5 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
5.15
Item in Stock
More Options & Item Details
ID:
572962
Weight:
3.75ct (total)
Size:
8 x 8 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
33.00
Item in Stock
More Options & Item Details
ID:
387830
Weight:
2.73ct (total)
Size:
4.6 x 4.6 mm
Clarity:
VVS-VS
Content:
6 pcs
Price:
$
18.02
Item in Stock
More Options & Item Details
ID:
387138
Weight:
5.40ct
Size:
12 x 10 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
38.88
Item in Stock
More Options & Item Details
ID:
388908
Weight:
0.66ct
Size:
7.7 x 5.3 mm
Clarity:
VS-SI
Content:
1 pc
Price:
$
42.37
Item in Stock
More Options & Item Details
ID:
435924
Weight:
9.37ct
Size:
14 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
30.67
Item in Stock
More Options & Item Details
ID:
474992
Weight:
1.82ct
Size:
8 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
16.81
Item in Stock
More Options & Item Details
ID:
710973
Weight:
15.58ct
Size:
22.7 x 16.6 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
31.03
Item in Stock
More Options & Item Details
ID:
715351
Weight:
10.91ct
Size:
18 x 13 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
104.74
Item in Stock
More Options & Item Details
ID:
711648
Weight:
2.47ct
Size:
12 x 6 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
6.58
Item in Stock
More Options & Item Details
ID:
694833
Weight:
39.40ct
Size:
34.8 x 19.7 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
21.74
Item in Stock
More Options & Item Details
ID:
709132
Weight:
1.57ct
Size:
8 x 6 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
32.42
Item in Stock
More Options & Item Details
ID:
367791
Weight:
2.33ct (total)
Size:
7 mm (calibrated)
Clarity:
Transparent
Content:
2 pcs
Price:
$
15.26
Item in Stock
More Options & Item Details
ID:
637737
Weight:
1.92ct
Size:
9 x 7 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
17.86
Item in Stock
More Options & Item Details
ID:
537121
Weight:
2.08ct (total)
Size:
7 x 5 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
22.88
Item in Stock
More Options & Item Details
ID:
526323
Weight:
1.32ct
Size:
6.7 x 6.2 mm
Clarity:
VS-SI
Content:
1 pc
Price:
$
95.83
Item in Stock
More Options & Item Details
ID:
717007
Weight:
31.41ct
Size:
32.3 x 21.2 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
59.93
Item in Stock
More Options & Item Details
ID:
688246
Weight:
0.21ct (total)
Size:
2.7 x 2.6 mm
Clarity:
VS
Content:
2 pcs
Price:
$
10.08
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
easy site to navigate
Posted By Curt's Cabochons in June, 2025
Source: Bizrate
Overall Rating -> 9
Will know more once order received
Posted By Jim in September, 2025
Source: Bizrate
Overall Rating -> 10
It was my second time so I understand what it is to do
Posted By Ibie in February, 2025
Source: Bizrate
Overall Rating -> 10
It's mostly good, only some item's are easier to find through the search than the menu
Posted By Wayne in July, 2025
Source: Bizrate
Overall Rating -> 10
It was easy to navigate
Posted By GemGod in July, 2025
Source: Bizrate
Overall Rating -> 10
Very good
Hoping you will increase your inventory especially in the 6mm
Thanks
Posted By Ibie in February, 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 love the product and the details about each of them.
Posted By Love It! in July, 2025
Source: Bizrate
Overall Rating -> 10
Nice website I just don't know much about the quality until I receive the stone.
Posted By Becky in December, 2024
Source: Bizrate