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:
715380
Weight:
1.40ct
Size:
8 x 6 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
13.44
Item in Stock
More Options & Item Details
ID:
663059
Weight:
5.18ct
Size:
12.5 x 10.1 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
12.43
Item in Stock
More Options & Item Details
ID:
688858
Weight:
1.03ct
Size:
12.2 x 4.1 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
9.89
Item in Stock
More Options & Item Details
ID:
572112
Weight:
1.24ct (total)
Size:
5 x 5 mm (calibrated)
Clarity:
VS
Content:
2 pcs
Price:
$
35.71
Item in Stock
More Options & Item Details
ID:
697530
Weight:
5.70ct
Size:
15.3 x 9.1 mm
Clarity:
VVS
Content:
1 pc
Price:
$
41.04
Item in Stock
More Options & Item Details
ID:
734816
Weight:
5.78ct
Size:
11 x 9 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
34.68
Item in Stock
More Options & Item Details
ID:
532945
Weight:
2.35ct
Size:
9 x 7 mm (calibrated)
Clarity:
SI
Content:
1 pc
Price:
$
44.23
Item in Stock
More Options & Item Details
ID:
431222
Weight:
3.14ct (total)
Size:
5 x 5 mm (calibrated)
Clarity:
VS
Content:
4 pcs
Price:
$
33.12
Item in Stock
More Options & Item Details
ID:
447590
Weight:
2.32ct
Size:
8.1 x 7.2 mm
Clarity:
VS
Content:
1 pc
Price:
$
100.06
Item in Stock
More Options & Item Details
ID:
462936
Weight:
2.04ct
Size:
8 x 6 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
67.97
Item in Stock
More Options & Item Details
ID:
413444
Weight:
2.12ct
Size:
9.2 x 7.3 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
19.61
Item in Stock
More Options & Item Details
ID:
515864
Weight:
41.28ct
Size:
23.4 x 17.2 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
48.49
Item in Stock
More Options & Item Details
ID:
724828
Weight:
10.27ct
Size:
14.1 x 13.1 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
11.71
Item in Stock
More Options & Item Details
ID:
372681
Weight:
5.30ct (total)
Size:
9 x 4.6 mm
Clarity:
VS
Content:
5 pcs
Price:
$
34.98
Item in Stock
More Options & Item Details
ID:
326262
Weight:
24.85ct
Size:
21.6 x 14.8 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
82.00
Item in Stock
More Options & Item Details
ID:
430046
Weight:
3.28ct (total)
Size:
6 x 4 mm (calibrated)
Clarity:
VVS-VS
Content:
3 pcs
Price:
$
64.94
Item in Stock
More Options & Item Details
ID:
732857
Weight:
0.75ct
Size:
6 x 6 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
6.30
Item in Stock
More Options & Item Details
ID:
387695
Weight:
2.66ct (total)
Size:
4.1 x 3.2 mm
Clarity:
VS
Content:
10 pcs
Price:
$
236.23
Item in Stock
More Options & Item Details
ID:
599170
Weight:
5.66ct
Size:
12 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
18.68
Item in Stock
More Options & Item Details
ID:
596911
Weight:
4.10ct
Size:
12.3 x 9.5 mm
Clarity:
VVS
Content:
1 pc
Price:
$
32.47
Item in Stock
More Options & Item Details
ID:
659896
Weight:
5.46ct
Size:
16.5 x 13 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
17.04
Item in Stock
More Options & Item Details
ID:
693768
Weight:
5.95ct
Size:
14 x 9 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
21.42
Item in Stock
More Options & Item Details
ID:
590718
Weight:
19.19ct
Size:
20 x 15 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
126.66
Item in Stock
More Options & Item Details
ID:
531517
Weight:
1.62ct
Size:
6.7 x 6.2 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
121.96
Item in Stock
More Options & Item Details
ID:
369620
Weight:
7.50ct
Size:
12 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
32.08
Item in Stock
More Options & Item Details
ID:
662836
Weight:
1.03ct
Size:
6.5 x 5.5 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
6.18
Item in Stock
More Options & Item Details
ID:
677820
Weight:
0.10ct (total)
Size:
2 x 2 mm (calibrated)
Clarity:
Opaque
Content:
2 pcs
Price:
$
60.00
Item in Stock
More Options & Item Details
ID:
692663
Weight:
12.59ct
Size:
15 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
105.76
Item in Stock
More Options & Item Details
ID:
482028
Weight:
10.49ct
Size:
15.7 x 8.7 mm
Clarity:
VS
Content:
1 pc
Price:
$
263.09
Item in Stock
More Options & Item Details
ID:
715795
Weight:
0.77ct
Size:
6.5 x 5.2 mm
Clarity:
VS
Content:
1 pc
Price:
$
48.97
Item in Stock
More Options & Item Details
ID:
396739
Weight:
14.29ct
Size:
24.3 x 14.5 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
22.64
Item in Stock
More Options & Item Details
ID:
592971
Weight:
1.35ct (total)
Size:
8 x 6 mm (calibrated)
Clarity:
Translucent
Content:
2 pcs
Price:
$
44.56
Item in Stock
More Options & Item Details
ID:
728183
Weight:
2.34ct
Size:
10 x 8 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
5.62
Item in Stock
More Options & Item Details
ID:
707864
Weight:
6.20ct
Size:
15.5 x 11.3 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
44.64
Item in Stock
More Options & Item Details
ID:
518271
Weight:
36.77ct
Size:
23.1 x 16.7 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
43.20
Item in Stock
More Options & Item Details
ID:
702074
Weight:
12.22ct
Size:
19.1 x 8.8 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
73.32
Item in Stock
More Options & Item Details
ID:
711814
Weight:
5.90ct
Size:
14 x 10 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
15.72
Item in Stock
More Options & Item Details
ID:
521415
Weight:
38.94ct
Size:
28.4 x 22.2 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
196.36
Item in Stock
More Options & Item Details
ID:
631678
Weight:
1.10ct
Size:
7 x 5 mm (calibrated)
Clarity:
VS-SI
Content:
1 pc
Price:
$
33.00
Item in Stock
More Options & Item Details
ID:
699114
Weight:
3.30ct
Size:
11 x 9 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
27.72
Item in Stock
More Options & Item Details
ID:
664618
Weight:
1.97ct
Size:
8 x 6 mm (calibrated)
Clarity:
VS-SI
Content:
1 pc
Price:
$
42.55
Item in Stock
More Options & Item Details
ID:
693464
Weight:
2.42ct
Size:
7 x 6.5 mm
Clarity:
VS
Content:
1 pc
Price:
$
80.23
Item in Stock
More Options & Item Details
ID:
716364
Weight:
3.15ct
Size:
10 x 10 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
30.24
Item in Stock
More Options & Item Details
ID:
604666
Weight:
3.22ct (total)
Size:
8 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
85.01
Item in Stock
More Options & Item Details
ID:
390024
Weight:
2.30ct (total)
Size:
5.5 x 4.3 mm
Clarity:
VS
Content:
4 pcs
Price:
$
105.96
Item in Stock
More Options & Item Details
ID:
736608
Weight:
1.90ct
Size:
9 x 9 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
13.30
Item in Stock
More Options & Item Details
ID:
572305
Weight:
2.20ct (total)
Size:
8 x 6 mm (calibrated)
Clarity:
VS
Content:
2 pcs
Price:
$
174.24
Item in Stock
More Options & Item Details
ID:
691212
Weight:
6.24ct
Size:
14 x 14 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
146.54
Item in Stock
More Options & Item Details
ID:
730094
Weight:
0.29ct
Size:
5 x 3 mm (calibrated)
Clarity:
VS-SI
Content:
1 pc
Price:
$
13.92
Item in Stock
More Options & Item Details
ID:
505224
Weight:
2.18ct
Size:
9 x 9 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
20.15
Item in Stock
More Options & Item Details
ID:
610306
Weight:
14.95ct
Size:
20.5 x 18 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
14.21
Item in Stock
More Options & Item Details
ID:
401597
Weight:
1.85ct (total)
Size:
4.2 mm
Clarity:
VS
Content:
4 pcs
Price:
$
75.71
Item in Stock
More Options & Item Details
ID:
725011
Weight:
10.47ct
Size:
14.8 x 12.7 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
11.94
Item in Stock
More Options & Item Details
ID:
579381
Weight:
9.49ct
Size:
13.7 x 13.3 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
13.40
Item in Stock
More Options & Item Details
ID:
711517
Weight:
0.88ct
Size:
5.5 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
17.57
Item in Stock
More Options & Item Details
ID:
721021
Weight:
28.89ct
Size:
27.9 x 18.1 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
34.67
Item in Stock
More Options & Item Details
ID:
427848
Weight:
2.50ct (total)
Size:
6 x 4 mm (calibrated)
Clarity:
VVS-VS
Content:
6 pcs
Price:
$
16.50
Item in Stock
More Options & Item Details
ID:
712398
Weight:
2.37ct
Size:
12 x 6 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
6.31
Item in Stock
More Options & Item Details
ID:
714026
Weight:
0.51ct
Size:
6 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
27.54
Item in Stock
More Options & Item Details
ID:
725877
Weight:
0.70ct
Size:
6 x 6 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
6.72
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
I found what I was looking for...had to look up millimeters to inches. It would be nice to see something, like a quarter, in the pix to show relative size. I plan on buy loose gemstones for every month in the calendar
Posted By TheP in January, 2025
Source: Bizrate
Overall Rating -> 8
everything was fine
Posted By Marc in January, 2025
Source: Bizrate
Overall Rating -> 10
very good
Posted By Son Gift in January, 2025
Source: Bizrate
Overall Rating -> 9
Been using them for years! Very satisfied with the products.
Posted By PI SC in May, 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
I purchased from you before and I have never been disappointed. I always received what I expected and your products are very nice.
Posted By MVK in July, 2025
Source: Bizrate
Overall Rating -> 9
I love wide range of stones.
Always have my preference.
Posted By Ray in April, 2025
Source: Bizrate
Overall Rating -> 10
I searched for the size, dimensions and quality of the stones I was looking for and then compared and ordered.
Posted By Tim in March, 2025
Source: Bizrate
Overall Rating -> 9
I did not have any problems
Posted By Clilrichard in January, 2025
Source: Bizrate