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 (562)
Agate Geode (15)
Alexandrite (24)
Almandine Garnet (402)
Amazonite (273)
Amethyst (2924)
Amethyst Geode Slice (70)
Ametrine (146)
Andalusite (189)
Apatite (270)
Aquamarine (109)
Aragonite (26)
Aventurine (132)
Axinite (10)
Beryl (580)
Black Opal (6)
Bloodstone (206)
Boulder Opal (239)
Calcite (71)
Carnelian (24)
Cat's Eye Apatite (29)
Cat's Eye Aquamarine (15)
Cat's Eye Beryl (3)
Cat's Eye Moonstone (31)
Cat's Eye Opal (144)
Cat's Eye Scapolite (78)
Cavansite (36)
Chalcedony (214)
Charoite (119)
Chocolate Opal (76)
Chrome Diopside (110)
Chrysoberyl (92)
Chrysoberyl Cat's Eye (53)
Chrysocolla (50)
Chrysoprase (8)
Cinnabar (78)
Citrine (4436)
Clinohumite (30)
Color-Change Diaspore (850)
Color-Change Fluorite (52)
Color-Change Garnet (193)
Coral (266)
Demantoid Garnet (230)
Dendritic Agate (198)
Diamond (602)
Druzy Amethyst (3)
Druzy Azurite (13)
Druzy Citrine (45)
Druzy Variscite (130)
Emerald (1)
Enstatite (3)
Feather Pyrite (43)
Fire Agate (320)
Fire Opal (127)
Fluorite (170)
Fossil Coral (323)
Golden Beryl (148)
Grandidierite (172)
Grossularite Garnet (33)
Hematite (356)
Hemimorphite Druzy (46)
Hessonite Garnet (2154)
Hiddenite (10)
Howlite (133)
Idocrase (21)
Imperial Topaz (12)
Iolite (164)
Jade (68)
Jadeite (275)
Jasper (1335)
Kornerupine (213)
Kunzite (388)
Kyanite (738)
Labradorite (1198)
Lapis Lazuli (2)
Larimar (120)
Lazulite (10)
Lepidolite (27)
Malachite (185)
Malaya Garnet (105)
Mali Garnet (6)
Matrix Opal (16)
Maw-Sit-Sit (120)
Moldavite (7)
Moonstone (955)
Morganite (977)
Moss Agate (58)
Mother of Pearl (11)
Nuummite (115)
Obsidian (207)
Opal (893)
Peanut Wood (11)
Peridot (1430)
Pietersite (625)
Prehnite (792)
Psilomelane Dendrite (23)
Pyrite (11)
Pyrope Garnet (1686)
Quartz (65)
Quartz Cat's Eye (69)
Quartz With Hedenbergite (7)
Quartz With Marcasite (184)
Rainbow Moonstone (920)
Rainbow Pyrite (248)
Rhodochrosite (135)
Rhodolite Garnet (481)
Rhodonite (30)
Rose Quartz (678)
Rubellite Tourmaline (9)
Ruby (4)
Ruby in Fuchsite (90)
Ruby-Zoisite (212)
Rutile Quartz (500)
Sapphire (59)
Scolecite (29)
Seraphinite (43)
Serpentine (72)
Sillimanite (67)
Sillimanite Cat's Eye (379)
Smithsonite (1)
Smoky Quartz (937)
Snowflake Obsidian (23)
Sodalite (21)
Spectrolite (121)
Spessartite Garnet (454)
Sphalerite (348)
Sphene (578)
Spinel (955)
Star Diopside (175)
Star Garnet (115)
Star Moonstone (75)
Star Rose Quartz (22)
Star Ruby (1)
Star Sapphire (15)
Strawberry Quartz (1082)
Sunstone (525)
Tiger's Eye (775)
Tiger's Eye Matrix (277)
Topaz (470)
Tourmaline (2664)
Tsavorite Garnet (184)
Turquoise (92)
Uvarovite Garnet Drusy (68)
Variscite (5)
Zircon (779)
Clear All
ID:
656568
Weight:
0.65ct
Size:
6.7 x 4.8 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
10.92
Item in Stock
More Options & Item Details
ID:
617893
Weight:
20.02ct
Size:
35.2 x 11.5 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
132.13
Item in Stock
More Options & Item Details
ID:
586471
Weight:
33.14ct
Size:
33.4 x 24.9 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
19.68
Item in Stock
More Options & Item Details
ID:
701062
Weight:
0.50ct
Size:
5 x 4 mm (calibrated)
Clarity:
SI
Content:
1 pc
Price:
$
30.00
Item in Stock
More Options & Item Details
ID:
683429
Weight:
8.87ct
Size:
15.3 x 11.9 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
82.18
Item in Stock
More Options & Item Details
ID:
733064
Weight:
0.74ct
Size:
6 x 6 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
6.22
Item in Stock
More Options & Item Details
ID:
424775
Weight:
0.76ct
Size:
6.9 x 4.2 mm
Clarity:
VS
Content:
1 pc
Price:
$
30.10
Item in Stock
More Options & Item Details
ID:
691442
Weight:
0.67ct
Size:
5.1 x 4.7 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
56.28
Item in Stock
More Options & Item Details
ID:
675229
Weight:
4.11ct
Size:
11 x 11 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
24.66
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:
439513
Weight:
6.94ct
Size:
13 x 13 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
124.92
Item in Stock
More Options & Item Details
ID:
662972
Weight:
1.34ct
Size:
7.3 x 6.3 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
8.04
Item in Stock
More Options & Item Details
ID:
344685
Weight:
73.11ct
Size:
33.2 x 26.3 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
144.76
Item in Stock
More Options & Item Details
ID:
732458
Weight:
18.33ct
Size:
16.5 x 14.9 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
659.88
Item in Stock
More Options & Item Details
ID:
489421
Weight:
2.75ct (total)
Size:
5 mm (calibrated)
Clarity:
VVS-VS
Content:
6 pcs
Price:
$
54.46
Item in Stock
More Options & Item Details
ID:
713926
Weight:
0.92ct
Size:
7 x 5 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
15.46
Item in Stock
More Options & Item Details
ID:
721766
Weight:
0.63ct
Size:
5 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
30.24
Item in Stock
More Options & Item Details
ID:
628385
Weight:
15.18ct
Size:
20.8 x 16.1 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
91.08
Item in Stock
More Options & Item Details
ID:
564825
Weight:
5.31ct
Size:
16 x 12 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
21.02
Item in Stock
More Options & Item Details
ID:
438080
Weight:
2.33ct
Size:
7.9 x 7.2 mm
Clarity:
VS
Content:
1 pc
Price:
$
107.65
Item in Stock
More Options & Item Details
ID:
693491
Weight:
5.05ct
Size:
13 x 9 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
167.44
Item in Stock
More Options & Item Details
ID:
387566
Weight:
4.18ct
Size:
11 x 9 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
165.53
Item in Stock
More Options & Item Details
ID:
357381
Weight:
4.06ct (total)
Size:
5.5 mm (calibrated)
Clarity:
VS
Content:
5 pcs
Price:
$
192.44
Item in Stock
More Options & Item Details
ID:
564407
Weight:
1.99ct (total)
Size:
7.7 x 5.9 mm
Clarity:
Translucent
Content:
2 pcs
Price:
$
30.31
Item in Stock
More Options & Item Details
ID:
399651
Weight:
3.41ct
Size:
9 x 9 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
215.60
Item in Stock
More Options & Item Details
ID:
552991
Weight:
1.20ct
Size:
8 x 6 mm (calibrated)
Clarity:
VS-SI
Content:
1 pc
Price:
$
27.11
Item in Stock
More Options & Item Details
ID:
466127
Weight:
4.14ct (total)
Size:
12.2 x 6.1 mm
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
43.72
Item in Stock
More Options & Item Details
ID:
497625
Weight:
46.22ct
Size:
38.4 x 24.3 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
61.01
Item in Stock
More Options & Item Details
ID:
546514
Weight:
2.29ct (total)
Size:
8 x 6 mm (calibrated)
Clarity:
Translucent
Content:
2 pcs
Price:
$
36.28
Item in Stock
More Options & Item Details
ID:
590712
Weight:
25.10ct
Size:
20.9 x 17.7 mm
Clarity:
VVS
Content:
1 pc
Price:
$
150.60
Item in Stock
More Options & Item Details
ID:
735792
Weight:
45.38ct
Size:
39.4 x 22.4 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
37.57
Item in Stock
More Options & Item Details
ID:
431439
Weight:
1.49ct
Size:
6 x 6 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
35.40
Item in Stock
More Options & Item Details
ID:
529149
Weight:
1.79ct
Size:
8.1 x 6.6 mm
Clarity:
VS-SI
Content:
1 pc
Price:
$
35.45
Item in Stock
More Options & Item Details
ID:
368336
Weight:
3.55ct
Size:
10 x 8 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
23.24
Item in Stock
More Options & Item Details
ID:
708171
Weight:
2.79ct (total)
Size:
8 x 6 mm (calibrated)
Clarity:
Transparent
Content:
2 pcs
Price:
$
57.62
Item in Stock
More Options & Item Details
ID:
433564
Weight:
4.43ct (total)
Size:
10 x 8 mm (calibrated)
Clarity:
VVS
Content:
2 pcs
Price:
$
29.24
Item in Stock
More Options & Item Details
ID:
625260
Weight:
1.03ct
Size:
5.5 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
21.02
Item in Stock
More Options & Item Details
ID:
551523
Weight:
26.04ct (total)
Size:
18 x 13 mm (calibrated)
Clarity:
Translucent
Content:
2 pcs
Price:
$
39.19
Item in Stock
More Options & Item Details
ID:
382640
Weight:
20.42ct
Size:
22.5 x 15.6 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
40.43
Item in Stock
More Options & Item Details
ID:
382806
Weight:
8.98ct
Size:
18.6 x 13.7 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
35.56
Item in Stock
More Options & Item Details
ID:
407847
Weight:
2.38ct
Size:
10.9 x 6.5 mm
Clarity:
VS-SI
Content:
1 pc
Price:
$
130.54
Item in Stock
More Options & Item Details
ID:
706968
Weight:
1.68ct
Size:
8 x 8 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
4.03
Item in Stock
More Options & Item Details
ID:
350311
Weight:
1.80ct
Size:
19.3 x 3.3 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
52.27
Item in Stock
More Options & Item Details
ID:
390931
Weight:
1.87ct
Size:
8.4 x 7 mm
Clarity:
VS
Content:
1 pc
Price:
$
67.13
Item in Stock
More Options & Item Details
ID:
733074
Weight:
0.73ct
Size:
6 x 6 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
6.13
Item in Stock
More Options & Item Details
ID:
723771
Weight:
4.86ct
Size:
12 x 10 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
46.66
Item in Stock
More Options & Item Details
ID:
613291
Weight:
0.79ct
Size:
5.3 x 5 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
3.66
Item in Stock
More Options & Item Details
ID:
471841
Weight:
2.43ct
Size:
12 x 7.1 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
291.60
Item in Stock
More Options & Item Details
ID:
722996
Weight:
1.29ct (total)
Size:
5 x 5 mm (calibrated)
Clarity:
VS
Content:
2 pcs
Price:
$
38.70
Item in Stock
More Options & Item Details
ID:
699786
Weight:
27.99ct
Size:
27.5 x 18.4 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
15.12
Item in Stock
More Options & Item Details
ID:
693523
Weight:
26.57ct
Size:
37 x 9.6 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
9.56
Item in Stock
More Options & Item Details
ID:
397065
Weight:
1.05ct
Size:
7.3 x 4.2 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
66.20
Item in Stock
More Options & Item Details
ID:
716126
Weight:
12.63ct
Size:
18 x 13 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
121.25
Item in Stock
More Options & Item Details
ID:
462466
Weight:
3.91ct
Size:
11 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
30.97
Item in Stock
More Options & Item Details
ID:
447816
Weight:
1.32ct
Size:
8 x 6.3 mm
Clarity:
VS-SI
Content:
1 pc
Price:
$
838.69
Item in Stock
More Options & Item Details
ID:
458441
Weight:
4.67ct
Size:
15 x 10 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
43.15
Item in Stock
More Options & Item Details
ID:
678381
Weight:
10.77ct
Size:
22.4 x 18.1 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
13.31
Item in Stock
More Options & Item Details
ID:
742076
Weight:
2.62ct
Size:
12 x 8 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
26.20
Item in Stock
More Options & Item Details
ID:
648740
Weight:
17.91ct
Size:
24.9 x 19.1 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
10.32
Item in Stock
More Options & Item Details
ID:
367022
Weight:
7.97ct
Size:
14.2 x 9.9 mm
Clarity:
VS
Content:
1 pc
Price:
$
54.19
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
Great prices!!! High quality gemstones.
Posted By Ricky in October, 2025
Source: Bizrate
Overall Rating -> 10
My experience was done with ease
Posted By Barb in October, 2025
Source: Bizrate
Overall Rating -> 10
I love the quality, presentation and the price of the stones. I love the identification card - report they send with each stone.
Posted By Dia in March, 2025
Source: Bizrate
Overall Rating -> 10
Great experience. I can't wait to explore on the website further.
Posted By Kymmie in September, 2025
Source: Bizrate
Overall Rating -> 10
nothing but good. always have a great selection. I am a hobbyist and only collect. Great prices. I could take all day looking at a small percent of all the gemstone, fantastic
Posted By Steve m. in February, 2025
Source: Bizrate
Overall Rating -> 10
easy site to navigate
Posted By Curt's Cabochons in June, 2025
Source: Bizrate
Overall Rating -> 10
Enjoy every moment
Posted By Ferns in October, 2025
Source: Bizrate
Overall Rating -> 10
Great for buying gemstones, came with authenticity certs. Will buy again someday!
Posted By Uggadugga in May, 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