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:
447497
Weight:
38.55ct
Size:
15.9 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
101.77
Item in Stock
More Options & Item Details
ID:
684373
Weight:
0.53ct (total)
Size:
4.1 x 3.2 mm
Clarity:
VS-SI
Content:
2 pcs
Price:
$
22.26
Item in Stock
More Options & Item Details
ID:
456595
Weight:
1.97ct
Size:
9.4 x 7.2 mm
Clarity:
VS
Content:
1 pc
Price:
$
18.20
Item in Stock
More Options & Item Details
ID:
724953
Weight:
1.07ct
Size:
7.6 x 4 mm
Clarity:
VS
Content:
1 pc
Price:
$
44.94
Item in Stock
More Options & Item Details
ID:
416323
Weight:
0.83ct
Size:
16.5 x 2.8 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
26.29
Item in Stock
More Options & Item Details
ID:
680693
Weight:
1.23ct
Size:
7 x 5 mm (calibrated)
Clarity:
SI
Content:
1 pc
Price:
$
36.90
Item in Stock
More Options & Item Details
ID:
445140
Weight:
13.26ct
Size:
15 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
438.98
Item in Stock
More Options & Item Details
ID:
720488
Weight:
1.00ct
Size:
6.5 x 5.4 mm
Clarity:
VS
Content:
1 pc
Price:
$
180.00
Item in Stock
More Options & Item Details
ID:
696494
Weight:
11.91ct
Size:
18 x 13 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
21.44
Item in Stock
More Options & Item Details
ID:
566492
Weight:
27.96ct (total)
Size:
22.1 x 13.2 mm
Clarity:
Opaque
Content:
2 pcs
Price:
$
63.85
Item in Stock
More Options & Item Details
ID:
662145
Weight:
1.63ct
Size:
7 x 7 mm (calibrated)
Clarity:
Transparent/Translucent
Content:
1 pc
Price:
$
3.94
Item in Stock
More Options & Item Details
ID:
439266
Weight:
2.66ct
Size:
7.5 x 7.5 mm
Clarity:
VS
Content:
1 pc
Price:
$
165.02
Item in Stock
More Options & Item Details
ID:
732049
Weight:
0.63ct
Size:
5 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
15.12
Item in Stock
More Options & Item Details
ID:
695220
Weight:
8.81ct
Size:
15.4 x 9.2 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
264.30
Item in Stock
More Options & Item Details
ID:
697482
Weight:
0.67ct
Size:
7 x 5 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
4.02
Item in Stock
More Options & Item Details
ID:
558216
Weight:
3.39ct
Size:
12 x 10 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
25.63
Item in Stock
More Options & Item Details
ID:
428522
Weight:
3.57ct (total)
Size:
8 mm (calibrated)
Clarity:
VS
Content:
2 pcs
Price:
$
9.42
Item in Stock
More Options & Item Details
ID:
647627
Weight:
0.55ct (total)
Size:
3.7 mm
Clarity:
VS
Content:
2 pcs
Price:
$
16.50
Item in Stock
More Options & Item Details
ID:
480718
Weight:
2.09ct (total)
Size:
5.7 x 3.8 mm
Clarity:
VS
Content:
4 pcs
Price:
$
19.31
Item in Stock
More Options & Item Details
ID:
538779
Weight:
1.53ct (total)
Size:
6 mm (calibrated)
Clarity:
Translucent
Content:
2 pcs
Price:
$
20.20
Item in Stock
More Options & Item Details
ID:
548534
Weight:
1.19ct (total)
Size:
6.9 x 5.2 mm
Clarity:
Transparent
Content:
2 pcs
Price:
$
357.00
Item in Stock
More Options & Item Details
ID:
712801
Weight:
6.54ct (total)
Size:
14 x 7 mm (calibrated)
Clarity:
Translucent
Content:
2 pcs
Price:
$
17.42
Item in Stock
More Options & Item Details
ID:
382797
Weight:
1.38ct
Size:
8 x 6 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
62.00
Item in Stock
More Options & Item Details
ID:
668008
Weight:
9.31ct
Size:
14.9 x 12.2 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
55.86
Item in Stock
More Options & Item Details
ID:
721419
Weight:
0.70ct
Size:
6 x 4.9 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
33.60
Item in Stock
More Options & Item Details
ID:
642266
Weight:
2.82ct
Size:
11 x 9 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
20.30
Item in Stock
More Options & Item Details
ID:
569269
Weight:
2.28ct
Size:
8 x 6 mm (calibrated)
Clarity:
SI
Content:
1 pc
Price:
$
45.32
Item in Stock
More Options & Item Details
ID:
542085
Weight:
0.96ct (total)
Size:
6 x 4 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
10.14
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:
636872
Weight:
1.13ct
Size:
8 x 6 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
24.85
Item in Stock
More Options & Item Details
ID:
728219
Weight:
2.68ct
Size:
10 x 8 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
6.43
Item in Stock
More Options & Item Details
ID:
366584
Weight:
1.10ct
Size:
8.5 x 5.3 mm
Clarity:
VVS
Content:
1 pc
Price:
$
154.45
Item in Stock
More Options & Item Details
ID:
556019
Weight:
26.80ct
Size:
27.9 x 13.1 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
32.56
Item in Stock
More Options & Item Details
ID:
742848
Weight:
2.10ct
Size:
12 x 6 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
94.50
Item in Stock
More Options & Item Details
ID:
467095
Weight:
0.71ct
Size:
7.9 x 4.6 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
51.55
Item in Stock
More Options & Item Details
ID:
538256
Weight:
1.10ct
Size:
7 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
32.54
Item in Stock
More Options & Item Details
ID:
707129
Weight:
2.37ct
Size:
8 x 8 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
5.69
Item in Stock
More Options & Item Details
ID:
471077
Weight:
30.34ct
Size:
28.4 x 23.3 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
32.04
Item in Stock
More Options & Item Details
ID:
344827
Weight:
19.39ct
Size:
18.9 x 13.3 mm
Clarity:
Transparent/Translucent
Content:
1 pc
Price:
$
34.56
Item in Stock
More Options & Item Details
ID:
721858
Weight:
16.40ct
Size:
23 x 16 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
19.68
Item in Stock
More Options & Item Details
ID:
358455
Weight:
3.75ct (total)
Size:
6 x 4 mm (calibrated)
Clarity:
VVS-VS
Content:
10 pcs
Price:
$
24.76
Item in Stock
More Options & Item Details
ID:
718233
Weight:
1.40ct (total)
Size:
6 x 4 mm (calibrated)
Clarity:
VVS
Content:
2 pcs
Price:
$
42.00
Item in Stock
More Options & Item Details
ID:
712647
Weight:
3.25ct
Size:
14 x 7 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
8.66
Item in Stock
More Options & Item Details
ID:
517250
Weight:
34.44ct
Size:
26.7 x 19.1 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
35.46
Item in Stock
More Options & Item Details
ID:
712233
Weight:
7.57ct (total)
Size:
14 x 7 mm (calibrated)
Clarity:
Translucent
Content:
2 pcs
Price:
$
20.17
Item in Stock
More Options & Item Details
ID:
494853
Weight:
29.07ct
Size:
29.4 x 16.1 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
18.84
Item in Stock
More Options & Item Details
ID:
542084
Weight:
0.93ct (total)
Size:
6.1 x 4.2 mm
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
9.82
Item in Stock
More Options & Item Details
ID:
604521
Weight:
25.40ct
Size:
29.4 x 20.3 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
26.82
Item in Stock
More Options & Item Details
ID:
479364
Weight:
1.02ct (total)
Size:
5 x 4 mm (calibrated)
Clarity:
VS-SI
Content:
3 pcs
Price:
$
122.40
Item in Stock
More Options & Item Details
ID:
705189
Weight:
1.81ct
Size:
8.4 x 6.4 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
1.67
Item in Stock
More Options & Item Details
ID:
663469
Weight:
1.22ct
Size:
6 x 6 mm (calibrated)
Clarity:
VVS-VS
Price:
$
10.25
Item in Stock
More Options & Item Details
ID:
687570
Weight:
8.52ct
Size:
14.2 x 10.5 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
10.22
Item in Stock
More Options & Item Details
ID:
691145
Weight:
0.28ct
Size:
3.9 x 3.3 mm
Clarity:
VS-SI
Content:
1 pc
Price:
$
16.80
Item in Stock
More Options & Item Details
ID:
620773
Weight:
0.79ct
Size:
6 x 6 mm (calibrated)
Clarity:
VVS-VS
Price:
$
7.30
Item in Stock
More Options & Item Details
ID:
463893
Weight:
3.98ct
Size:
10.5 mm
Clarity:
VVS-VS
Price:
$
7.88
Item in Stock
More Options & Item Details
ID:
707156
Weight:
1.34ct
Size:
9.7 x 5.4 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
3.22
Item in Stock
More Options & Item Details
ID:
687169
Weight:
8.50ct
Size:
14.3 x 10.4 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
10.20
Item in Stock
More Options & Item Details
ID:
669027
Weight:
avg. 0.68 ct / each
Size:
6 x 4 mm (calibrated)
Clarity:
VVS
Price:
$
4.74
Item in Stock
More Options & Item Details
ID:
695121
Weight:
7.83ct
Size:
14 x 9 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
234.90
Item in Stock
More Options & Item Details
ID:
675437
Weight:
1.71ct
Size:
8 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
4.86
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
excellent deals-excellent service-fair prices
Posted By JD in April, 2025
Source: Bizrate
Overall Rating -> 10
Great selection of gems at a reasonable price
Posted By Curt in July, 2025
Source: Bizrate
Overall Rating -> 9
Will know more once order received
Posted By Jim in September, 2025
Source: Bizrate
Overall Rating -> 10
It was easy and to the point
Posted By Victorius in May, 2025
Source: Bizrate
Overall Rating -> 10
It was easy to find what I wanted
Posted By Villian in December, 2024
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
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
All good
Posted By DouscheGift in August, 2025
Source: Bizrate
Overall Rating -> 10
I feel Gemselect is a trustworthy company to buy from
Posted By Becky in October, 2025
Source: Bizrate