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:
433701
Weight:
5.42ct (total)
Size:
10 x 8 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
35.77
Item in Stock
More Options & Item Details
ID:
687816
Weight:
2.31ct
Size:
8.5 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
2.77
Item in Stock
More Options & Item Details
ID:
718665
Weight:
8.75ct
Size:
13.3 x 11.5 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
4.51
Item in Stock
More Options & Item Details
ID:
348791
Weight:
67.93ct
Size:
37.2 x 30.8 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
57.06
Item in Stock
More Options & Item Details
ID:
658410
Weight:
4.09ct
Size:
22.3 x 7 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
14.72
Item in Stock
More Options & Item Details
ID:
688110
Weight:
6.34ct
Size:
24.4 x 8.6 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
15.60
Item in Stock
More Options & Item Details
ID:
730858
Weight:
15.65ct
Size:
21.9 x 16.1 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
19.15
Item in Stock
More Options & Item Details
ID:
663459
Weight:
1.26ct (total)
Size:
8 x 4 mm (calibrated)
Clarity:
VS
Content:
2 pcs
Price:
$
24.19
Item in Stock
More Options & Item Details
ID:
418438
Weight:
11.00ct
Size:
16 x 12 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
21.78
Item in Stock
More Options & Item Details
ID:
730118
Weight:
0.94ct
Size:
5.4 x 5.2 mm
Clarity:
VVS
Content:
1 pc
Price:
$
56.40
Item in Stock
More Options & Item Details
ID:
484037
Weight:
15.77ct
Size:
19.8 x 13.6 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
31.24
Item in Stock
More Options & Item Details
ID:
704504
Weight:
40.92ct
Size:
41.2 x 11.7 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
9.82
Item in Stock
More Options & Item Details
ID:
715470
Weight:
3.34ct
Size:
12 x 10 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
32.06
Item in Stock
More Options & Item Details
ID:
490909
Weight:
3.73ct (total)
Size:
5.5 mm (calibrated)
Clarity:
VS
Content:
5 pcs
Price:
$
43.92
Item in Stock
More Options & Item Details
ID:
491891
Weight:
49.18ct (total)
Size:
25.1 x 11.7 mm
Clarity:
Opaque
Content:
2 pcs
Price:
$
57.78
Item in Stock
More Options & Item Details
ID:
595225
Weight:
8.11ct (total)
Size:
10 mm (calibrated)
Clarity:
Translucent
Content:
2 pcs
Price:
$
107.05
Item in Stock
More Options & Item Details
ID:
481058
Weight:
24.78ct
Size:
30 x 19.2 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
24.54
Item in Stock
More Options & Item Details
ID:
471846
Weight:
3.09ct
Size:
9.4 x 8.2 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
285.52
Item in Stock
More Options & Item Details
ID:
712534
Weight:
3.78ct
Size:
14 x 7 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
10.07
Item in Stock
More Options & Item Details
ID:
438048
Weight:
15.92ct
Size:
18 x 13 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
382.08
Item in Stock
More Options & Item Details
ID:
348779
Weight:
44.82ct
Size:
33.9 x 19.4 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
59.16
Item in Stock
More Options & Item Details
ID:
621641
Weight:
0.86ct
Size:
5 x 5 mm (calibrated)
Clarity:
VS
Price:
$
18.08
Item in Stock
More Options & Item Details
Select
1
2
3
4
pcs 0 in Cart
ID:
726013
Weight:
0.83ct (total)
Size:
6 x 4 mm (calibrated)
Clarity:
Transparent
Content:
2 pcs
Price:
$
32.88
Item in Stock
More Options & Item Details
ID:
544789
Weight:
2.77ct
Size:
9.5 x 6.3 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
252.29
Item in Stock
More Options & Item Details
ID:
545334
Weight:
3.36ct
Size:
10.5 x 6.9 mm
Clarity:
VS-SI
Content:
1 pc
Price:
$
278.21
Item in Stock
More Options & Item Details
ID:
726073
Weight:
0.83ct (total)
Size:
6 x 4 mm (calibrated)
Clarity:
Transparent
Content:
2 pcs
Price:
$
32.88
Item in Stock
More Options & Item Details
ID:
712460
Weight:
5.45ct
Size:
16 x 8 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
14.52
Item in Stock
More Options & Item Details
ID:
698515
Weight:
19.90ct
Size:
21.2 x 14.1 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
19.90
Item in Stock
More Options & Item Details
ID:
434075
Weight:
7.69ct
Size:
16.9 x 11.8 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
106.58
Item in Stock
More Options & Item Details
ID:
693376
Weight:
31.86ct
Size:
36.4 x 10.9 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
11.47
Item in Stock
More Options & Item Details
ID:
708312
Weight:
5.77ct (total)
Size:
9 x 7 mm (calibrated)
Clarity:
Translucent
Content:
2 pcs
Price:
$
9.55
Item in Stock
More Options & Item Details
ID:
714563
Weight:
1.38ct
Size:
10.9 x 5.6 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
74.52
Item in Stock
More Options & Item Details
ID:
438497
Weight:
14.23ct (total)
Size:
12 mm (calibrated)
Clarity:
Opaque
Content:
2 pcs
Price:
$
56.35
Item in Stock
More Options & Item Details
ID:
459840
Weight:
4.55ct
Size:
15 x 10 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
42.05
Item in Stock
More Options & Item Details
ID:
196855
Weight:
13.35ct
Size:
18 x 13 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
52.87
Item in Stock
More Options & Item Details
ID:
409703
Weight:
10.26ct (total)
Size:
14 x 10 mm (calibrated)
Clarity:
Transparent
Content:
2 pcs
Price:
$
48.89
Item in Stock
More Options & Item Details
ID:
409941
Weight:
6.14ct (total)
Size:
10 x 8 mm (calibrated)
Clarity:
Transparent
Content:
2 pcs
Price:
$
40.52
Item in Stock
More Options & Item Details
ID:
745195
Weight:
8.50ct
Size:
16.7 x 7 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
17.94
Item in Stock
More Options & Item Details
ID:
700730
Weight:
64.06ct
Size:
33.9 x 33.3 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
34.60
Item in Stock
More Options & Item Details
ID:
638881
Weight:
1.93ct (total)
Size:
7 x 5 mm (calibrated)
Clarity:
SI
Content:
2 pcs
Price:
$
46.32
Item in Stock
More Options & Item Details
ID:
625275
Weight:
1.30ct
Size:
7.2 x 5.2 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
5.15
Item in Stock
More Options & Item Details
ID:
673483
Weight:
1.51ct
Size:
7.5 x 6.2 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
36.24
Item in Stock
More Options & Item Details
ID:
485281
Weight:
3.90ct (total)
Size:
10.5 x 10.4 mm
Clarity:
Translucent
Content:
2 pcs
Price:
$
20.59
Item in Stock
More Options & Item Details
ID:
731993
Weight:
1.18ct
Size:
8 x 6 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
45.31
Item in Stock
More Options & Item Details
ID:
453746
Weight:
2.12ct
Size:
10 x 8 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
19.58
Item in Stock
More Options & Item Details
ID:
647268
Weight:
1.74ct
Size:
7.9 x 6.6 mm
Clarity:
VS
Content:
1 pc
Price:
$
39.67
Item in Stock
More Options & Item Details
ID:
538237
Weight:
1.62ct (total)
Size:
7 x 5 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
12.83
Item in Stock
More Options & Item Details
ID:
678855
Weight:
0.95ct
Size:
6.2 x 5.2 mm
Clarity:
VS-SI
Content:
1 pc
Price:
$
79.80
Item in Stock
More Options & Item Details
ID:
663349
Weight:
17.23ct (total)
Size:
21.4 x 18.8 mm
Clarity:
Opaque
Content:
2 pcs
Price:
$
12.20
Item in Stock
More Options & Item Details
ID:
618785
Weight:
85.63ct
Size:
41.4 x 34.8 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
13.57
Item in Stock
More Options & Item Details
ID:
685697
Weight:
0.91ct
Size:
6 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
16.75
Item in Stock
More Options & Item Details
ID:
632301
Weight:
6.02ct (total)
Size:
17.9 x 7.1 mm
Clarity:
VVS
Content:
2 pcs
Price:
$
43.34
Item in Stock
More Options & Item Details
ID:
724890
Weight:
0.81ct
Size:
17.7 x 2.6 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
34.02
Item in Stock
More Options & Item Details
ID:
439635
Weight:
4.99ct
Size:
13.8 x 8.2 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
100.48
Item in Stock
More Options & Item Details
ID:
416389
Weight:
1.23ct
Size:
16.1 x 3.4 mm
Clarity:
VS
Content:
1 pc
Price:
$
38.96
Item in Stock
More Options & Item Details
ID:
669637
Weight:
20.66ct
Size:
22.6 x 12.8 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
123.96
Item in Stock
More Options & Item Details
ID:
669643
Weight:
12.07ct
Size:
16.9 x 13.6 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
72.42
Item in Stock
More Options & Item Details
ID:
683523
Weight:
2.59ct
Size:
10.2 x 7.6 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
23.99
Item in Stock
More Options & Item Details
ID:
450506
Weight:
3.52ct
Size:
12.4 x 9.5 mm
Clarity:
VS
Content:
1 pc
Price:
$
32.52
Item in Stock
More Options & Item Details
ID:
467843
Weight:
5.75ct (total)
Size:
3 mm (calibrated)
Clarity:
Transparent
Content:
30 pcs
Price:
$
37.96
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
Always find more niche sizes/shapes as my unconventional designs require from this website. Recommending to fellow designers in the creative atmosphere on the usual, specially due to the quality and certification of gems.
Posted By Sina in April, 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 -> 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 -> 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
Very good
Hoping you will increase your inventory especially in the 6mm
Thanks
Posted By Ibie 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
So far So good
Posted By VH-1 in July, 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
love the site, the experience and the products.
Posted By Ckingpots in July, 2025
Source: Bizrate