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 (163)
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 (36)
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 (4)
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 (987)
Moss Agate (56)
Mother of Pearl (10)
Nuummite (115)
Obsidian (202)
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 (607)
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 (942)
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 (2718)
Tsavorite Garnet (175)
Turquoise (90)
Uvarovite Garnet Drusy (80)
Variscite (4)
Zircon (771)
Clear All
ID:
718448
Weight:
0.08ct (total)
Size:
2 mm (calibrated)
Clarity:
Opaque
Content:
2 pcs
Price:
$
76.80
Item in Stock
More Options & Item Details
ID:
708259
Weight:
1.46ct
Size:
7 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
30.16
Item in Stock
More Options & Item Details
ID:
694218
Weight:
1.33ct
Size:
12.6 x 3.7 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
39.90
Item in Stock
More Options & Item Details
ID:
572437
Weight:
3.00ct
Size:
10 x 10 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
27.72
Item in Stock
More Options & Item Details
ID:
460587
Weight:
0.76ct
Size:
7.7 x 4.6 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
80.26
Item in Stock
More Options & Item Details
ID:
707927
Weight:
9.52ct
Size:
18 x 13 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
9.14
Item in Stock
More Options & Item Details
ID:
567401
Weight:
0.15ct (total)
Size:
2.7 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
323.09
Item in Stock
More Options & Item Details
ID:
479455
Weight:
2.47ct (total)
Size:
10.1 x 5.1 mm
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
26.09
Item in Stock
More Options & Item Details
ID:
740698
Weight:
0.14ct (total)
Size:
4 x 2 mm (calibrated)
Clarity:
VVS
Content:
2 pcs
Price:
$
586.25
Item in Stock
More Options & Item Details
ID:
718476
Weight:
35.47ct
Size:
37.8 x 23.4 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
127.69
Item in Stock
More Options & Item Details
ID:
706493
Weight:
3.31ct
Size:
9.7 x 8.8 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
6.76
Item in Stock
More Options & Item Details
ID:
483543
Weight:
1.58ct
Size:
7.2 x 5.8 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
125.14
Item in Stock
More Options & Item Details
ID:
475227
Weight:
1.72ct
Size:
8 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
15.89
Item in Stock
More Options & Item Details
ID:
660181
Weight:
1.91ct
Size:
8 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
16.04
Item in Stock
More Options & Item Details
ID:
685905
Weight:
1.39ct
Size:
7.3 x 6 mm
Clarity:
VS
Content:
1 pc
Price:
$
25.58
Item in Stock
More Options & Item Details
ID:
438107
Weight:
1.39ct
Size:
13.1 x 3.7 mm
Clarity:
VVS
Content:
1 pc
Price:
$
45.88
Item in Stock
More Options & Item Details
ID:
514351
Weight:
9.08ct
Size:
12 x 12 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
20.38
Item in Stock
More Options & Item Details
ID:
556565
Weight:
3.21ct (total)
Size:
7 x 7 mm (calibrated)
Clarity:
VS
Content:
2 pcs
Price:
$
26.87
Item in Stock
More Options & Item Details
ID:
699060
Weight:
3.32ct
Size:
11 x 9 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
27.89
Item in Stock
More Options & Item Details
ID:
685680
Weight:
2.15ct
Size:
9 x 7 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
39.58
Item in Stock
More Options & Item Details
ID:
350707
Weight:
3.77ct (total)
Size:
5.2 x 5.1 mm
Clarity:
Transparent
Content:
10 pcs
Price:
$
84.79
Item in Stock
More Options & Item Details
ID:
513225
Weight:
4.89ct
Size:
12 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
19.37
Item in Stock
More Options & Item Details
ID:
447677
Weight:
1.21ct
Size:
6.6 x 5.3 mm
Clarity:
VS
Content:
1 pc
Price:
$
768.79
Item in Stock
More Options & Item Details
ID:
455263
Weight:
1.40ct
Size:
9.7 x 5.1 mm
Clarity:
VS
Content:
1 pc
Price:
$
12.94
Item in Stock
More Options & Item Details
ID:
637001
Weight:
2.29ct
Size:
8.6 x 6.7 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
10.99
Item in Stock
More Options & Item Details
ID:
493100
Weight:
5.59ct
Size:
14 x 10 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
40.43
Item in Stock
More Options & Item Details
ID:
712643
Weight:
1.93ct
Size:
9 x 6 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
5.14
Item in Stock
More Options & Item Details
ID:
443425
Weight:
4.81ct
Size:
11 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
15.82
Item in Stock
More Options & Item Details
ID:
514078
Weight:
6.97ct (total)
Size:
11 x 9 mm (calibrated)
Clarity:
Transparent
Content:
2 pcs
Price:
$
65.60
Item in Stock
More Options & Item Details
ID:
656111
Weight:
1.09ct
Size:
7.5 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
26.16
Item in Stock
More Options & Item Details
ID:
700979
Weight:
14.04ct
Size:
13 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
13.48
Item in Stock
More Options & Item Details
ID:
735055
Weight:
0.21ct
Size:
4.2 x 3.1 mm
Clarity:
VS
Content:
1 pc
Price:
$
176.40
Item in Stock
More Options & Item Details
ID:
685280
Weight:
14.33ct
Size:
15 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
20.64
Item in Stock
More Options & Item Details
ID:
737170
Weight:
43.34ct
Size:
39.7 x 11.9 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
4.33
Item in Stock
More Options & Item Details
ID:
389952
Weight:
19.68ct
Size:
24.7 x 16.6 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
47.23
Item in Stock
More Options & Item Details
ID:
705957
Weight:
1.39ct (total)
Size:
6 x 6 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
11.68
Item in Stock
More Options & Item Details
ID:
725207
Weight:
31.32ct
Size:
27 x 20 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
112.75
Item in Stock
More Options & Item Details
ID:
428451
Weight:
4.00ct
Size:
14 x 9 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
31.68
Item in Stock
More Options & Item Details
ID:
708812
Weight:
3.89ct
Size:
14.5 x 10.8 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
98.18
Item in Stock
More Options & Item Details
ID:
368489
Weight:
3.07ct
Size:
9 x 7 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
20.10
Item in Stock
More Options & Item Details
ID:
726807
Weight:
1.00ct
Size:
6 x 4.9 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
18.00
Item in Stock
More Options & Item Details
ID:
724518
Weight:
1.00ct
Size:
10 x 5 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
30.00
Item in Stock
More Options & Item Details
ID:
707762
Weight:
5.88ct
Size:
13 x 11 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
42.34
Item in Stock
More Options & Item Details
ID:
711206
Weight:
0.58ct
Size:
6.4 x 4.3 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
1.55
Item in Stock
More Options & Item Details
ID:
483713
Weight:
0.98ct
Size:
6.3 x 4.9 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
64.68
Item in Stock
More Options & Item Details
ID:
697416
Weight:
19.10ct
Size:
26.2 x 12.2 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
13.07
Item in Stock
More Options & Item Details
ID:
431421
Weight:
1.33ct
Size:
6 x 6 mm (calibrated)
Clarity:
VS-SI
Content:
1 pc
Price:
$
31.60
Item in Stock
More Options & Item Details
ID:
746637
Weight:
0.61ct
Size:
7 x 5 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
14.03
Item in Stock
More Options & Item Details
ID:
472611
Weight:
33.64ct
Size:
35.7 x 17.9 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
70.16
Item in Stock
More Options & Item Details
ID:
714343
Weight:
0.43ct
Size:
4.3 mm
Clarity:
VS-SI
Content:
1 pc
Price:
$
12.90
Item in Stock
More Options & Item Details
ID:
698500
Weight:
2.79ct
Size:
8.8 x 7.3 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
16.74
Item in Stock
More Options & Item Details
ID:
459960
Weight:
4.20ct
Size:
11 x 9 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
38.81
Item in Stock
More Options & Item Details
ID:
734738
Weight:
7.56ct (total)
Size:
11 x 9 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
317.52
Item in Stock
More Options & Item Details
ID:
720166
Weight:
1.03ct
Size:
6.4 x 5.9 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
185.40
Item in Stock
More Options & Item Details
ID:
665022
Weight:
1.38ct
Size:
8.4 x 6.5 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
9.94
Item in Stock
More Options & Item Details
ID:
690634
Weight:
0.34ct
Size:
4.8 x 3.4 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
12.96
Item in Stock
More Options & Item Details
ID:
682562
Weight:
0.55ct
Size:
6 x 4 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
9.90
Item in Stock
More Options & Item Details
ID:
730060
Weight:
4.29ct (total)
Size:
10 x 8 mm (calibrated)
Clarity:
Transparent
Content:
2 pcs
Price:
$
38.40
Item in Stock
More Options & Item Details
ID:
686587
Weight:
0.18ct (total)
Size:
2.6 x 2.6 mm
Clarity:
VS
Content:
2 pcs
Price:
$
8.64
Item in Stock
More Options & Item Details
ID:
648017
Weight:
5.97ct (total)
Size:
10 x 8 mm (calibrated)
Clarity:
Opaque
Content:
2 pcs
Price:
$
10.75
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
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
Very food
Posted By Keeto in July, 2025
Source: Bizrate
Overall Rating -> 10
On the clarity options it goes "and better" so if youre looking for si specifically and you click si and better it still shows you basically everything. It just removes the opaques. Itd be nice if it was vs only, vss only, si only, etc
Posted By Iamnotakrustykrab in December, 2025
Source: Bizrate
Overall Rating -> 10
Great prices!!! High quality gemstones.
Posted By Ricky in October, 2025
Source: Bizrate
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 -> 8
everything was fine
Posted By Marc in January, 2025
Source: Bizrate
Overall Rating -> 9
the gems were smaller than I thought but I was at fault for not reading the complete discrimination
Posted By Tim in May, 2025
Source: Bizrate
Overall Rating -> 8
Good prices
Posted By TRM in October, 2025
Source: Bizrate
Overall Rating -> 10
the selection is good as are the prices
Posted By Old man in August, 2025
Source: Bizrate