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 (561)
Agate Geode (15)
Alexandrite (24)
Almandine Garnet (400)
Amazonite (272)
Amethyst (2925)
Amethyst Geode Slice (70)
Ametrine (146)
Andalusite (188)
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 (216)
Charoite (118)
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 (229)
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 (624)
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 (480)
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 (938)
Snowflake Obsidian (23)
Sodalite (21)
Spectrolite (121)
Spessartite Garnet (454)
Sphalerite (348)
Sphene (576)
Spinel (956)
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 (774)
Tiger's Eye Matrix (277)
Topaz (470)
Tourmaline (2664)
Tsavorite Garnet (185)
Turquoise (91)
Uvarovite Garnet Drusy (68)
Variscite (5)
Zircon (779)
Clear All
ID:
708635
Weight:
1.60ct
Size:
9 x 7 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
33.05
Item in Stock
More Options & Item Details
ID:
431211
Weight:
2.96ct (total)
Size:
5 x 5 mm (calibrated)
Clarity:
VS
Content:
4 pcs
Price:
$
31.22
Item in Stock
More Options & Item Details
ID:
672594
Weight:
5.05ct (total)
Size:
11 mm (calibrated)
Clarity:
Opaque
Content:
2 pcs
Price:
$
14.24
Item in Stock
More Options & Item Details
ID:
511639
Weight:
1.60ct
Size:
8 x 6 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
29.92
Item in Stock
More Options & Item Details
ID:
574897
Weight:
2.44ct
Size:
10 x 7 mm (calibrated)
Clarity:
SI-I1
Content:
1 pc
Price:
$
58.56
Item in Stock
More Options & Item Details
ID:
595012
Weight:
5.66ct
Size:
14 x 10 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
74.71
Item in Stock
More Options & Item Details
ID:
392809
Weight:
6.84ct
Size:
14 x 10 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
45.14
Item in Stock
More Options & Item Details
ID:
743428
Weight:
0.02ct
Size:
1.8 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
16.00
Item in Stock
More Options & Item Details
ID:
712239
Weight:
1.94ct
Size:
8.1 x 6.6 mm
Clarity:
VS
Content:
1 pc
Price:
$
46.56
Item in Stock
More Options & Item Details
ID:
410404
Weight:
2.60ct (total)
Size:
7.9 x 5.3 mm
Clarity:
Translucent
Content:
2 pcs
Price:
$
12.42
Item in Stock
More Options & Item Details
ID:
714564
Weight:
0.34ct
Size:
5.5 x 4.2 mm
Clarity:
VS
Content:
1 pc
Price:
$
18.36
Item in Stock
More Options & Item Details
ID:
393405
Weight:
6.97ct
Size:
11.6 x 11.5 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
46.01
Item in Stock
More Options & Item Details
ID:
715658
Weight:
1.55ct
Size:
8 x 6 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
14.88
Item in Stock
More Options & Item Details
ID:
671592
Weight:
30.23ct
Size:
32.3 x 18.8 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
77.99
Item in Stock
More Options & Item Details
ID:
471787
Weight:
9.05ct
Size:
14 x 10.5 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
836.22
Item in Stock
More Options & Item Details
ID:
682339
Weight:
12.81ct
Size:
19.2 x 10.2 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
122.98
Item in Stock
More Options & Item Details
ID:
548526
Weight:
1.65ct (total)
Size:
8.2 x 6.3 mm
Clarity:
Transparent
Content:
2 pcs
Price:
$
544.50
Item in Stock
More Options & Item Details
ID:
743055
Weight:
1.85ct
Size:
9.9 x 5 mm
Clarity:
VVS
Content:
1 pc
Price:
$
83.25
Item in Stock
More Options & Item Details
ID:
650198
Weight:
1.49ct (total)
Size:
6 x 6 mm (calibrated)
Clarity:
VVS
Content:
2 pcs
Price:
$
12.52
Item in Stock
More Options & Item Details
ID:
635454
Weight:
0.92ct
Size:
5.9 x 5 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
16.86
Item in Stock
More Options & Item Details
ID:
437764
Weight:
1.54ct
Size:
19.6 x 3 mm
Clarity:
VVS
Content:
1 pc
Price:
$
50.82
Item in Stock
More Options & Item Details
ID:
328604
Weight:
12.11ct
Size:
16.1 x 14.2 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
19.18
Item in Stock
More Options & Item Details
ID:
475780
Weight:
5.06ct
Size:
15 x 10 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
46.75
Item in Stock
More Options & Item Details
ID:
691682
Weight:
0.55ct
Size:
12.6 x 4.7 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
29.70
Item in Stock
More Options & Item Details
ID:
445852
Weight:
4.25ct
Size:
12 x 10 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
11.27
Item in Stock
More Options & Item Details
ID:
715809
Weight:
0.35ct
Size:
4.4 x 3.8 mm
Clarity:
VS
Content:
1 pc
Price:
$
22.26
Item in Stock
More Options & Item Details
ID:
664786
Weight:
1.50ct
Size:
9 x 7 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
10.80
Item in Stock
More Options & Item Details
ID:
671488
Weight:
22.15ct
Size:
26.1 x 16.2 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
57.14
Item in Stock
More Options & Item Details
ID:
714129
Weight:
0.31ct
Size:
4 mm (calibrated)
Clarity:
SI
Content:
1 pc
Price:
$
9.30
Item in Stock
More Options & Item Details
ID:
471867
Weight:
4.11ct
Size:
12 x 9.5 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
1,085.04
Item in Stock
More Options & Item Details
ID:
693546
Weight:
53.84ct
Size:
48.5 x 24.9 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
32.30
Item in Stock
More Options & Item Details
ID:
664136
Weight:
0.98ct
Size:
6 x 6 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
8.23
Item in Stock
More Options & Item Details
ID:
707852
Weight:
6.14ct
Size:
17.8 x 9.7 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
44.21
Item in Stock
More Options & Item Details
ID:
515835
Weight:
1.87ct
Size:
8.6 x 6.9 mm
Clarity:
VS-SI
Content:
1 pc
Price:
$
41.12
Item in Stock
More Options & Item Details
ID:
414558
Weight:
8.63ct
Size:
12 x 12 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
56.96
Item in Stock
More Options & Item Details
ID:
705733
Weight:
0.85ct
Size:
6.3 x 6.3 mm
Clarity:
VVS
Content:
1 pc
Price:
$
7.14
Item in Stock
More Options & Item Details
ID:
349390
Weight:
1.09ct
Size:
7.1 x 5.9 mm
Clarity:
VVS
Content:
1 pc
Price:
$
151.08
Item in Stock
More Options & Item Details
ID:
497507
Weight:
2.29ct
Size:
8.6 x 7.2 mm
Clarity:
VS-SI
Content:
1 pc
Price:
$
60.46
Item in Stock
More Options & Item Details
ID:
392760
Weight:
12.94ct (total)
Size:
14 x 10 mm (calibrated)
Clarity:
Transparent
Content:
2 pcs
Price:
$
85.40
Item in Stock
More Options & Item Details
ID:
718235
Weight:
1.20ct (total)
Size:
5.2 x 3.9 mm
Clarity:
VVS
Content:
2 pcs
Price:
$
36.00
Item in Stock
More Options & Item Details
ID:
684515
Weight:
39.70ct
Size:
29.4 x 28.2 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
50.98
Item in Stock
More Options & Item Details
ID:
407992
Weight:
6.35ct
Size:
11 x 11 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
15.01
Item in Stock
More Options & Item Details
ID:
456667
Weight:
5.30ct
Size:
14.1 x 10.4 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
48.97
Item in Stock
More Options & Item Details
ID:
700502
Weight:
18.51ct
Size:
22.2 x 14.2 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
10.00
Item in Stock
More Options & Item Details
ID:
411742
Weight:
1.40ct
Size:
8 x 6 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
64.68
Item in Stock
More Options & Item Details
ID:
737962
Weight:
1.14ct
Size:
8 x 6 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
57.00
Item in Stock
More Options & Item Details
ID:
308090
Weight:
1.76ct
Size:
12.2 x 8.4 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
99.90
Item in Stock
More Options & Item Details
ID:
345983
Weight:
17.48ct
Size:
18.1 x 15.1 mm
Clarity:
Transparent/Translucent
Content:
1 pc
Price:
$
29.99
Item in Stock
More Options & Item Details
ID:
410269
Weight:
5.85ct (total)
Size:
10 x 8 mm (calibrated)
Clarity:
Transparent
Content:
2 pcs
Price:
$
38.62
Item in Stock
More Options & Item Details
ID:
673473
Weight:
15.33ct
Size:
16.8 x 14.2 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
91.98
Item in Stock
More Options & Item Details
ID:
733159
Weight:
3.64ct
Size:
11 x 9 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
32.89
Item in Stock
More Options & Item Details
ID:
685851
Weight:
1.57ct
Size:
7 x 7 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
28.90
Item in Stock
More Options & Item Details
ID:
559065
Weight:
2.01ct
Size:
7 x 7 mm (calibrated)
Clarity:
SI
Content:
1 pc
Price:
$
41.27
Item in Stock
More Options & Item Details
ID:
685707
Weight:
1.39ct
Size:
7.6 x 6.2 mm
Clarity:
VS
Content:
1 pc
Price:
$
25.58
Item in Stock
More Options & Item Details
ID:
477696
Weight:
5.43ct
Size:
14 x 10 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
38.14
Item in Stock
More Options & Item Details
ID:
367159
Weight:
7.12ct
Size:
15.4 x 9.1 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
48.41
Item in Stock
More Options & Item Details
ID:
688966
Weight:
2.19ct
Size:
10 x 8 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
12.06
Item in Stock
More Options & Item Details
ID:
710415
Weight:
2.90ct
Size:
10 x 10 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
24.36
Item in Stock
More Options & Item Details
ID:
394280
Weight:
23.27ct
Size:
35.4 x 13.1 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
30.72
Item in Stock
More Options & Item Details
ID:
680717
Weight:
1.07ct
Size:
7 x 5 mm (calibrated)
Clarity:
SI
Content:
1 pc
Price:
$
32.10
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
easy site to navigate
Posted By Curt's Cabochons in June, 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
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 -> 10
love these guys been ordering since 2000 maybe
Posted By JHT in April, 2025
Source: Bizrate
Overall Rating -> 10
Great selection. Maybe too great i kept adding and deleting stuff because i found better looking ones
Posted By Edsor works in October, 2025
Source: Bizrate
Overall Rating -> 10
I enjoy doing buisness with GemSelect. It is always a pleasure and you get what you ordered!
Posted By Ballpark in December, 2024
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
Overall Rating -> 10
Appreciated the selection. Jadeite is hard to find under $100. Website has alot of variety.
Posted By Jess in February, 2025
Source: Bizrate