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 (589)
Agate Geode (15)
Alexandrite (21)
Almandine Garnet (475)
Amazonite (259)
Amethyst (2866)
Amethyst Geode Slice (69)
Ametrine (166)
Andalusite (191)
Apatite (264)
Aquamarine (96)
Aragonite (24)
Aventurine (130)
Axinite (9)
Beryl (639)
Black Opal (6)
Bloodstone (190)
Boulder Opal (271)
Calcite (71)
Carnelian (21)
Cat's Eye Alexandrite (37)
Cat's Eye Apatite (29)
Cat's Eye Aquamarine (15)
Cat's Eye Beryl (3)
Cat's Eye Moonstone (29)
Cat's Eye Opal (166)
Cat's Eye Scapolite (78)
Cavansite (36)
Chalcedony (203)
Charoite (122)
Chocolate Opal (76)
Chrome Diopside (101)
Chrysoberyl (93)
Chrysoberyl Cat's Eye (55)
Chrysocolla (50)
Cinnabar (77)
Citrine (4362)
Clinohumite (30)
Color-Change Diaspore (834)
Color-Change Fluorite (47)
Color-Change Garnet (190)
Color-Change Sapphire (6)
Coral (253)
Demantoid Garnet (232)
Dendritic Agate (199)
Diamond (611)
Druzy Amethyst (3)
Druzy Azurite (13)
Druzy Citrine (44)
Druzy Variscite (130)
Emerald (1)
Enstatite (3)
Feather Pyrite (43)
Fire Agate (309)
Fire Opal (124)
Fluorite (160)
Fossil Coral (316)
Golden Beryl (142)
Grandidierite (170)
Grossularite Garnet (31)
Hematite (342)
Hemimorphite Druzy (46)
Hessonite Garnet (2137)
Hiddenite (10)
Howlite (133)
Idocrase (19)
Imperial Topaz (12)
Iolite (155)
Jade (68)
Jadeite (264)
Jasper (1332)
Kornerupine (211)
Kunzite (385)
Kyanite (731)
Labradorite (1174)
Lapis Lazuli (2)
Larimar (120)
Lazulite (10)
Lepidolite (27)
Malachite (179)
Malaya Garnet (103)
Mali Garnet (6)
Matrix Opal (16)
Maw-Sit-Sit (117)
Moldavite (5)
Moonstone (946)
Morganite (989)
Moss Agate (56)
Mother of Pearl (10)
Nuummite (115)
Obsidian (204)
Opal (889)
Peanut Wood (10)
Peridot (1413)
Pietersite (652)
Prehnite (790)
Psilomelane Dendrite (23)
Pyrite (6)
Pyrope Garnet (1664)
Quartz (64)
Quartz Cat's Eye (68)
Quartz With Hedenbergite (7)
Quartz With Marcasite (184)
Rainbow Moonstone (912)
Rainbow Pyrite (241)
Rhodochrosite (134)
Rhodolite Garnet (609)
Rhodonite (30)
Rose Quartz (663)
Rubellite Tourmaline (9)
Ruby (4)
Ruby in Fuchsite (90)
Ruby-Zoisite (209)
Rutile Quartz (496)
Sapphire (65)
Scolecite (29)
Seraphinite (41)
Serpentine (71)
Sillimanite (67)
Sillimanite Cat's Eye (376)
Smithsonite (1)
Smoky Quartz (919)
Snowflake Obsidian (21)
Sodalite (19)
Spectrolite (120)
Spessartite Garnet (452)
Sphalerite (345)
Sphene (574)
Spinel (944)
Star Diopside (177)
Star Garnet (112)
Star Moonstone (75)
Star Rose Quartz (22)
Star Ruby (1)
Star Sapphire (14)
Strawberry Quartz (1070)
Sunstone (522)
Tiger's Eye (776)
Tiger's Eye Matrix (274)
Topaz (459)
Tourmaline (2722)
Tsavorite Garnet (175)
Turquoise (90)
Uvarovite Garnet Drusy (80)
Variscite (4)
Zircon (771)
Clear All
ID:
456165
Weight:
2.58ct
Size:
11.1 x 8.2 mm
Clarity:
VS-SI
Content:
1 pc
Price:
$
23.84
Item in Stock
More Options & Item Details
ID:
498100
Weight:
22.26ct (total)
Size:
20 x 12.9 mm
Clarity:
Opaque
Content:
2 pcs
Price:
$
30.56
Item in Stock
More Options & Item Details
ID:
700084
Weight:
0.87ct
Size:
6.6 x 4.6 mm
Clarity:
VS-SI
Content:
1 pc
Price:
$
52.20
Item in Stock
More Options & Item Details
ID:
744647
Weight:
1.67ct
Size:
10.1 x 5 mm
Clarity:
VVS
Content:
1 pc
Price:
$
75.15
Item in Stock
More Options & Item Details
ID:
671128
Weight:
36.27ct
Size:
26.9 x 24.1 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
93.58
Item in Stock
More Options & Item Details
ID:
609888
Weight:
8.77ct
Size:
18.2 x 11.1 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
81.56
Item in Stock
More Options & Item Details
ID:
650044
Weight:
1.36ct
Size:
7 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
11.42
Item in Stock
More Options & Item Details
ID:
552400
Weight:
0.95ct
Size:
7 x 7 mm (calibrated)
Clarity:
VS
Price:
$
8.78
Item in Stock
More Options & Item Details
ID:
545324
Weight:
0.70ct
Size:
5.6 x 5.1 mm
Clarity:
VS
Content:
1 pc
Price:
$
31.32
Item in Stock
More Options & Item Details
ID:
499897
Weight:
15.32ct (total)
Size:
14 x 10 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
116.28
Item in Stock
More Options & Item Details
ID:
548103
Weight:
1.70ct
Size:
8 x 6 mm (calibrated)
Clarity:
SI
Content:
1 pc
Price:
$
34.45
Item in Stock
More Options & Item Details
ID:
453744
Weight:
4.11ct
Size:
13 x 9 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
37.98
Item in Stock
More Options & Item Details
ID:
706639
Weight:
2.24ct
Size:
8 x 8 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
5.38
Item in Stock
More Options & Item Details
ID:
662834
Weight:
1.29ct
Size:
6 x 6 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
7.74
Item in Stock
More Options & Item Details
ID:
392841
Weight:
6.38ct (total)
Size:
12 x 8 mm (calibrated)
Clarity:
Transparent
Content:
2 pcs
Price:
$
42.11
Item in Stock
More Options & Item Details
ID:
699031
Weight:
23.16ct
Size:
22.9 x 16.3 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
23.16
Item in Stock
More Options & Item Details
ID:
393853
Weight:
2.98ct (total)
Size:
7 x 7 mm (calibrated)
Clarity:
VS
Content:
2 pcs
Price:
$
55.07
Item in Stock
More Options & Item Details
ID:
557730
Weight:
7.49ct (total)
Size:
12 x 10 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
56.65
Item in Stock
More Options & Item Details
ID:
643568
Weight:
1.93ct
Size:
9 x 7 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
16.21
Item in Stock
More Options & Item Details
ID:
305338
Weight:
3.64ct (total)
Size:
3 x 3 mm (calibrated)
Clarity:
Transparent/Translucent
Content:
20 pcs
Price:
$
81.68
Item in Stock
More Options & Item Details
ID:
453785
Weight:
3.71ct
Size:
11.3 x 8.5 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
34.28
Item in Stock
More Options & Item Details
ID:
610306
Weight:
14.95ct
Size:
20.5 x 18 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
14.21
Item in Stock
More Options & Item Details
ID:
352552
Weight:
4.88ct
Size:
16.3 x 8.4 mm
Clarity:
VS
Content:
1 pc
Price:
$
45.10
Item in Stock
More Options & Item Details
ID:
450458
Weight:
7.27ct
Size:
13 x 13 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
67.18
Item in Stock
More Options & Item Details
ID:
376758
Weight:
3.47ct
Size:
10.4 x 7.6 mm
Clarity:
Transparent/Translucent
Content:
1 pc
Price:
$
39.20
Item in Stock
More Options & Item Details
ID:
334676
Weight:
1.61ct
Size:
8.5 x 6.6 mm
Clarity:
VS-SI
Content:
1 pc
Price:
$
91.38
Item in Stock
More Options & Item Details
ID:
454565
Weight:
2.61ct
Size:
9.9 x 7.6 mm
Clarity:
VS
Content:
1 pc
Price:
$
172.26
Item in Stock
More Options & Item Details
ID:
696052
Weight:
0.50ct
Size:
4.9 x 3.9 mm
Clarity:
VS
Content:
1 pc
Price:
$
18.00
Item in Stock
More Options & Item Details
ID:
707932
Weight:
2.87ct
Size:
9 x 7 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
4.75
Item in Stock
More Options & Item Details
ID:
457328
Weight:
5.18ct (total)
Size:
6 x 6 mm (calibrated)
Clarity:
VVS-VS
Content:
6 pcs
Price:
$
39.89
Item in Stock
More Options & Item Details
ID:
474323
Weight:
1.96ct
Size:
8.2 x 7.5 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
18.11
Item in Stock
More Options & Item Details
ID:
743013
Weight:
6.31ct
Size:
21 x 12.2 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
25.24
Item in Stock
More Options & Item Details
ID:
696440
Weight:
55.46ct
Size:
37.6 x 26 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
99.83
Item in Stock
More Options & Item Details
ID:
457802
Weight:
0.93ct
Size:
9.4 x 5.3 mm
Clarity:
VVS
Content:
1 pc
Price:
$
98.21
Item in Stock
More Options & Item Details
ID:
672592
Weight:
4.94ct (total)
Size:
11.3 x 7.5 mm
Clarity:
Opaque
Content:
2 pcs
Price:
$
13.93
Item in Stock
More Options & Item Details
ID:
512159
Weight:
1.10ct
Size:
8.6 x 4.2 mm
Clarity:
VS
Content:
1 pc
Price:
$
91.08
Item in Stock
More Options & Item Details
ID:
734756
Weight:
3.19ct
Size:
10.5 x 8.4 mm
Clarity:
VS
Content:
1 pc
Price:
$
133.98
Item in Stock
More Options & Item Details
ID:
394694
Weight:
8.10ct
Size:
12 x 12 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
53.46
Item in Stock
More Options & Item Details
ID:
310830
Weight:
3.43ct (total)
Size:
4 mm (calibrated)
Clarity:
VS-SI
Content:
15 pcs
Price:
$
203.75
Item in Stock
More Options & Item Details
ID:
676006
Weight:
3.70ct
Size:
10.9 x 9.9 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
22.20
Item in Stock
More Options & Item Details
ID:
447734
Weight:
19.84ct
Size:
22.4 x 20.2 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
63.11
Item in Stock
More Options & Item Details
ID:
708038
Weight:
4.35ct
Size:
14.2 x 10.4 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
4.18
Item in Stock
More Options & Item Details
ID:
505536
Weight:
6.89ct
Size:
12 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
94.82
Item in Stock
More Options & Item Details
ID:
688790
Weight:
1.70ct
Size:
10 x 7.6 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
51.00
Item in Stock
More Options & Item Details
ID:
608199
Weight:
2.06ct (total)
Size:
8 x 6 mm (calibrated)
Clarity:
VS
Content:
2 pcs
Price:
$
67.98
Item in Stock
More Options & Item Details
ID:
715480
Weight:
1.68ct
Size:
8 x 6 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
16.13
Item in Stock
More Options & Item Details
ID:
553146
Weight:
2.07ct
Size:
7 x 7 mm (calibrated)
Clarity:
SI
Content:
1 pc
Price:
$
46.78
Item in Stock
More Options & Item Details
ID:
379571
Weight:
3.05ct
Size:
9 x 7 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
193.25
Item in Stock
More Options & Item Details
ID:
430734
Weight:
7.05ct
Size:
11.9 x 11.3 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
18.34
Item in Stock
More Options & Item Details
ID:
514181
Weight:
17.68ct (total)
Size:
18.1 x 12.4 mm
Clarity:
Opaque
Content:
2 pcs
Price:
$
46.21
Item in Stock
More Options & Item Details
ID:
671019
Weight:
23.11ct
Size:
30 x 18.1 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
59.63
Item in Stock
More Options & Item Details
ID:
713686
Weight:
1.66ct (total)
Size:
7 x 5 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
27.89
Item in Stock
More Options & Item Details
ID:
707888
Weight:
3.71ct
Size:
14 x 10 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
3.56
Item in Stock
More Options & Item Details
ID:
363804
Weight:
34.46ct
Size:
32.6 x 22.5 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
55.04
Item in Stock
More Options & Item Details
ID:
574624
Weight:
10.11ct
Size:
18.1 x 11.2 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
91.55
Item in Stock
More Options & Item Details
ID:
708512
Weight:
1.31ct
Size:
8 x 6 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
27.06
Item in Stock
More Options & Item Details
ID:
392850
Weight:
7.25ct (total)
Size:
12 x 8 mm (calibrated)
Clarity:
Transparent
Content:
2 pcs
Price:
$
47.86
Item in Stock
More Options & Item Details
ID:
709349
Weight:
2.08ct
Size:
8 x 6 mm (calibrated)
Clarity:
VS-SI
Content:
1 pc
Price:
$
37.26
Item in Stock
More Options & Item Details
ID:
726014
Weight:
0.95ct (total)
Size:
6 x 4 mm (calibrated)
Clarity:
Transparent
Content:
2 pcs
Price:
$
37.63
Item in Stock
More Options & Item Details
ID:
709187
Weight:
1.45ct (total)
Size:
7.1 x 5.3 mm
Clarity:
Transparent
Content:
2 pcs
Price:
$
29.58
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
It was my second time so I understand what it is to do
Posted By Ibie in February, 2025
Source: Bizrate
Overall Rating -> 9
I did not realize these stones were of jewelry quality. They are really beautiful, just not what I was expecting which was more of a natural stone.
Posted By Jewelry Quality Stones in July, 2025
Source: Bizrate
Overall Rating -> 10
selection was broad and the check out was quick. Great site
Posted By JC Karl in September, 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
Great selection of gems at a reasonable price
Posted By Curt in July, 2025
Source: Bizrate
Overall Rating -> 10
I am filling a small treasure chest and picked a nice amethyst.
Posted By VinnyD in August, 2025
Source: Bizrate
Overall Rating -> 10
very good
Posted By Son Gift in January, 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
easy site to navigate
Posted By Curt's Cabochons in June, 2025
Source: Bizrate