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:
735802
Weight:
23.53ct
Size:
38.4 x 17.2 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
16.24
Item in Stock
More Options & Item Details
ID:
422572
Weight:
8.80ct
Size:
16.6 x 13.5 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
34.85
Item in Stock
More Options & Item Details
ID:
428216
Weight:
3.53ct (total)
Size:
8 mm (calibrated)
Clarity:
VS
Content:
2 pcs
Price:
$
9.32
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:
714557
Weight:
0.71ct
Size:
5 mm (calibrated)
Clarity:
SI
Content:
1 pc
Price:
$
21.30
Item in Stock
More Options & Item Details
ID:
672073
Weight:
1.70ct
Size:
9 x 7 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
40.80
Item in Stock
More Options & Item Details
ID:
681850
Weight:
0.21ct
Size:
3.5 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
120.36
Item in Stock
More Options & Item Details
ID:
742814
Weight:
2.41ct
Size:
9 x 5.7 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
361.50
Item in Stock
More Options & Item Details
ID:
660669
Weight:
1.26ct
Size:
7 x 5 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
30.24
Item in Stock
More Options & Item Details
ID:
602213
Weight:
1.42ct
Size:
10 x 8 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
13.12
Item in Stock
More Options & Item Details
ID:
714938
Weight:
6.92ct
Size:
13 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
17.94
Item in Stock
More Options & Item Details
ID:
407949
Weight:
15.09ct
Size:
14 x 12 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
39.84
Item in Stock
More Options & Item Details
ID:
451262
Weight:
1.87ct (total)
Size:
4.7 x 4.6 mm
Clarity:
VS
Content:
4 pcs
Price:
$
17.28
Item in Stock
More Options & Item Details
ID:
574244
Weight:
2.81ct
Size:
8 x 6.9 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
25.97
Item in Stock
More Options & Item Details
ID:
545732
Weight:
1.09ct
Size:
10 x 7 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
43.16
Item in Stock
More Options & Item Details
ID:
418775
Weight:
6.65ct
Size:
15.5 x 11 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
13.18
Item in Stock
More Options & Item Details
ID:
442860
Weight:
3.11ct (total)
Size:
8 mm (calibrated)
Clarity:
VS
Content:
2 pcs
Price:
$
8.21
Item in Stock
More Options & Item Details
ID:
465971
Weight:
7.32ct
Size:
14 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
14.50
Item in Stock
More Options & Item Details
ID:
733103
Weight:
0.40ct
Size:
5.7 x 4 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
16.80
Item in Stock
More Options & Item Details
ID:
602292
Weight:
2.83ct
Size:
10 x 8 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
26.15
Item in Stock
More Options & Item Details
ID:
479971
Weight:
4.31ct
Size:
11 x 9 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
39.83
Item in Stock
More Options & Item Details
ID:
585594
Weight:
48.33ct
Size:
28.2 x 20 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
28.72
Item in Stock
More Options & Item Details
ID:
715451
Weight:
0.44ct
Size:
5 x 4.4 mm
Clarity:
VVS
Content:
1 pc
Price:
$
27.98
Item in Stock
More Options & Item Details
ID:
715685
Weight:
1.08ct
Size:
9 x 4.1 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
68.69
Item in Stock
More Options & Item Details
ID:
708271
Weight:
3.99ct
Size:
13.2 x 9.4 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
3.83
Item in Stock
More Options & Item Details
ID:
499041
Weight:
1.35ct (total)
Size:
4.7 x 3.9 mm
Clarity:
VS-SI
Content:
4 pcs
Price:
$
162.00
Item in Stock
More Options & Item Details
ID:
389500
Weight:
2.11ct (total)
Size:
6.3 x 4.5 mm
Clarity:
VVS-VS
Content:
4 pcs
Price:
$
111.41
Item in Stock
More Options & Item Details
ID:
719928
Weight:
0.71ct
Size:
7 x 5 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
5.96
Item in Stock
More Options & Item Details
ID:
550546
Weight:
28.65ct (total)
Size:
20.4 x 14.1 mm
Clarity:
Opaque
Content:
2 pcs
Price:
$
43.12
Item in Stock
More Options & Item Details
ID:
519991
Weight:
28.80ct
Size:
23.8 x 16.7 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
33.83
Item in Stock
More Options & Item Details
ID:
663991
Weight:
1.27ct
Size:
8 x 6 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
10.67
Item in Stock
More Options & Item Details
ID:
457137
Weight:
1.63ct (total)
Size:
6 x 6 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
15.06
Item in Stock
More Options & Item Details
ID:
451059
Weight:
1.52ct (total)
Size:
5 x 5 mm (calibrated)
Clarity:
VS
Content:
2 pcs
Price:
$
14.04
Item in Stock
More Options & Item Details
ID:
673110
Weight:
0.69ct
Size:
7 x 5 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
16.56
Item in Stock
More Options & Item Details
ID:
491656
Weight:
56.06ct (total)
Size:
18.6 x 15.8 mm
Clarity:
Opaque
Content:
2 pcs
Price:
$
65.86
Item in Stock
More Options & Item Details
ID:
737095
Weight:
12.76ct
Size:
15 x 13.9 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
11.99
Item in Stock
More Options & Item Details
ID:
416364
Weight:
1.24ct
Size:
18.7 x 2.8 mm
Clarity:
VS
Content:
1 pc
Price:
$
39.29
Item in Stock
More Options & Item Details
ID:
704401
Weight:
1.13ct
Size:
5.8 x 5.7 mm
Clarity:
VVS
Content:
1 pc
Price:
$
37.14
Item in Stock
More Options & Item Details
ID:
553595
Weight:
7.42ct (total)
Size:
9.5 mm (calibrated)
Clarity:
Opaque
Content:
2 pcs
Price:
$
39.18
Item in Stock
More Options & Item Details
ID:
734762
Weight:
5.12ct
Size:
11.9 x 9.2 mm
Clarity:
VVS
Content:
1 pc
Price:
$
215.04
Item in Stock
More Options & Item Details
ID:
741098
Weight:
2.55ct
Size:
8.1 x 6.9 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
320.74
Item in Stock
More Options & Item Details
ID:
728000
Weight:
0.03ct
Size:
2 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
12.37
Item in Stock
More Options & Item Details
ID:
636360
Weight:
4.94ct
Size:
11.6 x 9.1 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
23.71
Item in Stock
More Options & Item Details
ID:
721396
Weight:
0.56ct
Size:
8 x 4 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
10.08
Item in Stock
More Options & Item Details
ID:
704526
Weight:
2.35ct
Size:
10.5 x 7.6 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
70.50
Item in Stock
More Options & Item Details
ID:
622335
Weight:
5.76ct
Size:
15.6 x 7.4 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
97.78
Item in Stock
More Options & Item Details
ID:
663314
Weight:
28.07ct (total)
Size:
21.6 x 13.5 mm
Clarity:
Opaque
Content:
2 pcs
Price:
$
19.87
Item in Stock
More Options & Item Details
ID:
744499
Weight:
1.34ct
Size:
7 x 5.3 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
56.28
Item in Stock
More Options & Item Details
ID:
395226
Weight:
4.00ct
Size:
10 x 10 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
24.00
Item in Stock
More Options & Item Details
ID:
481326
Weight:
46.47ct
Size:
30 x 22 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
46.01
Item in Stock
More Options & Item Details
ID:
384119
Weight:
15.67ct
Size:
19 x 12.5 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
62.05
Item in Stock
More Options & Item Details
ID:
661873
Weight:
7.52ct
Size:
21.1 x 13.6 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
23.46
Item in Stock
More Options & Item Details
ID:
678001
Weight:
0.96ct (total)
Size:
5 x 5 mm (calibrated)
Clarity:
Transparent
Content:
2 pcs
Price:
$
8.06
Item in Stock
More Options & Item Details
ID:
400338
Weight:
5.79ct (total)
Size:
8 mm (calibrated)
Clarity:
Transparent
Content:
2 pcs
Price:
$
19.10
Item in Stock
More Options & Item Details
ID:
400704
Weight:
4.39ct
Size:
9.6 x 9.5 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
28.98
Item in Stock
More Options & Item Details
ID:
721150
Weight:
10.21ct
Size:
14 x 12 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
12.25
Item in Stock
More Options & Item Details
ID:
668705
Weight:
26.11ct
Size:
26.3 x 12.8 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
563.98
Item in Stock
More Options & Item Details
ID:
615306
Weight:
0.90ct
Size:
7 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
9.50
Item in Stock
More Options & Item Details
ID:
668967
Weight:
9.93ct
Size:
16 x 12 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
59.58
Item in Stock
More Options & Item Details
ID:
692145
Weight:
0.95ct
Size:
5.5 mm (calibrated)
Clarity:
SI-I1
Content:
1 pc
Price:
$
57.00
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 everything. High quality, quick shipping, and authentication included.
Posted By Chris in March, 2025
Source: Bizrate
Overall Rating -> 10
So far So good
Posted By VH-1 in July, 2025
Source: Bizrate
Overall Rating -> 9
Nothing bad to report. Everything is as expected. The gems and the price are all very good.
Posted By Dafanatic in August, 2025
Source: Bizrate
Overall Rating -> 10
I have found GemSelect to have the best selections of quality stones at a reasonable price. I like the packaging and the report availability.
Posted By Sam in March, 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
Enjoyed shopping.
Posted By Chris in March, 2025
Source: Bizrate
Overall Rating -> 10
IT WAS GREAT SIMPLE I WAS ABLE TO MAKE AN ACCOUNT EASY AND WAS ABLE TO FAVORITE ALL OF MY FINAL SELECTED GEMS, I JUST LOVE IT.
Posted By YE in October, 2025
Source: Bizrate
Overall Rating -> 10
Have made 2 purchases so far from GemSelect and they have been amazing! Anytime I requested additional info, videos or pictures of a particular item, the response was always timely and helpful. This is a great place to buy, if you are looking for loose stones. Highly recommend!
Posted By Britnee Rose in September, 2025
Source: Bizrate
Overall Rating -> 8
Good prices
Posted By TRM in October, 2025
Source: Bizrate