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 (55)
Agate (545)
Agate Geode (17)
Alexandrite (28)
Almandine Garnet (322)
Amazonite (280)
Amethyst (2978)
Amethyst Geode Slice (70)
Ametrine (145)
Andalusite (192)
Apatite (271)
Aquamarine (116)
Aragonite (27)
Aventurine (134)
Axinite (10)
Beryl (580)
Black Opal (6)
Bloodstone (211)
Boulder Opal (229)
Calcite (71)
Carnelian (30)
Cat's Eye Apatite (30)
Cat's Eye Aquamarine (15)
Cat's Eye Beryl (3)
Cat's Eye Moonstone (36)
Cat's Eye Opal (142)
Cat's Eye Scapolite (79)
Cavansite (36)
Chalcedony (221)
Charoite (125)
Chocolate Opal (75)
Chrome Diopside (112)
Chrome Tourmaline (2)
Chrysoberyl (93)
Chrysoberyl Cat's Eye (55)
Chrysocolla (50)
Chrysoprase (19)
Cinnabar (78)
Citrine (4507)
Clinohumite (32)
Color-Change Diaspore (855)
Color-Change Fluorite (56)
Color-Change Garnet (193)
Coral (267)
Demantoid Garnet (235)
Dendritic Agate (199)
Diamond (600)
Druzy Amethyst (3)
Druzy Azurite (13)
Druzy Citrine (45)
Druzy Variscite (130)
Emerald (1)
Enstatite (3)
Feather Pyrite (43)
Fire Agate (315)
Fire Opal (123)
Fluorite (160)
Fossil Coral (322)
Golden Beryl (149)
Grandidierite (166)
Grossularite Garnet (35)
Hematite (353)
Hemimorphite Druzy (46)
Hessonite Garnet (2162)
Hiddenite (10)
Howlite (133)
Idocrase (22)
Imperial Topaz (12)
Iolite (169)
Jade (68)
Jadeite (279)
Jasper (1332)
Kornerupine (211)
Kunzite (386)
Kyanite (747)
Labradorite (1211)
Lapis Lazuli (2)
Larimar (122)
Lazulite (10)
Lepidolite (33)
Malachite (189)
Malaya Garnet (109)
Mali Garnet (7)
Matrix Opal (16)
Maw-Sit-Sit (121)
Moldavite (8)
Moonstone (963)
Morganite (979)
Moss Agate (54)
Mother of Pearl (11)
Nuummite (115)
Obsidian (208)
Opal (896)
Peanut Wood (11)
Peridot (1442)
Pietersite (585)
Prehnite (793)
Psilomelane Dendrite (23)
Pyrite (11)
Pyrope Garnet (1699)
Quartz (67)
Quartz Cat's Eye (70)
Quartz With Hedenbergite (7)
Quartz With Marcasite (185)
Rainbow Moonstone (926)
Rainbow Pyrite (249)
Rhodochrosite (138)
Rhodolite Garnet (408)
Rhodonite (30)
Rose Quartz (680)
Rubellite Tourmaline (9)
Ruby (4)
Ruby in Fuchsite (92)
Ruby-Zoisite (212)
Rutile Quartz (499)
Sapphire (60)
Scolecite (30)
Seraphinite (44)
Serpentine (74)
Sillimanite (68)
Sillimanite Cat's Eye (381)
Smithsonite (1)
Smoky Quartz (951)
Snowflake Obsidian (23)
Sodalite (21)
Spectrolite (127)
Spessartite Garnet (457)
Sphalerite (352)
Sphene (585)
Spinel (884)
Star Diopside (164)
Star Garnet (119)
Star Moonstone (78)
Star Rose Quartz (23)
Star Ruby (1)
Star Sapphire (15)
Strawberry Quartz (1092)
Sunstone (527)
Tiger's Eye (785)
Tiger's Eye Matrix (281)
Topaz (482)
Tourmaline (2598)
Tsavorite Garnet (186)
Turquoise (96)
Uvarovite Garnet Drusy (50)
Variscite (5)
Zircon (782)
Clear All
ID:
730447
Weight:
0.29ct
Size:
5 x 3 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
13.92
Item in Stock
More Options & Item Details
ID:
370764
Weight:
22.45ct (total)
Size:
18 x 13 mm (calibrated)
Clarity:
Opaque
Content:
2 pcs
Price:
$
29.64
Item in Stock
More Options & Item Details
ID:
431827
Weight:
3.08ct (total)
Size:
5 x 5 mm (calibrated)
Clarity:
VS
Content:
4 pcs
Price:
$
32.48
Item in Stock
More Options & Item Details
ID:
456396
Weight:
1.82ct (total)
Size:
6 x 6 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
16.81
Item in Stock
More Options & Item Details
ID:
693197
Weight:
34.27ct
Size:
36.8 x 23.2 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
18.91
Item in Stock
More Options & Item Details
ID:
396054
Weight:
11.26ct
Size:
12 x 12 mm (calibrated)
Clarity:
VS-SI
Content:
1 pc
Price:
$
551.72
Item in Stock
More Options & Item Details
ID:
551466
Weight:
1.56ct
Size:
6.8 x 6.2 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
5.88
Item in Stock
More Options & Item Details
ID:
698891
Weight:
6.35ct
Size:
14.5 x 11.2 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
53.34
Item in Stock
More Options & Item Details
ID:
689595
Weight:
1.82ct (total)
Size:
9.2 x 5.1 mm
Clarity:
VS
Content:
2 pcs
Price:
$
17.47
Item in Stock
More Options & Item Details
ID:
719416
Weight:
4.56ct
Size:
9.6 x 8.5 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
136.80
Item in Stock
More Options & Item Details
ID:
363168
Weight:
20.08ct
Size:
23.9 x 15.9 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
53.02
Item in Stock
More Options & Item Details
ID:
322584
Weight:
1.86ct
Size:
7.3 x 6.9 mm
Clarity:
Transparent/Translucent
Content:
1 pc
Price:
$
12.28
Item in Stock
More Options & Item Details
ID:
365484
Weight:
1.35ct
Size:
7.3 x 5.7 mm
Clarity:
VVS
Content:
1 pc
Price:
$
35.98
Item in Stock
More Options & Item Details
ID:
408326
Weight:
3.43ct
Size:
10 x 9 mm
Clarity:
VS
Content:
1 pc
Price:
$
135.83
Item in Stock
More Options & Item Details
ID:
672052
Weight:
1.43ct (total)
Size:
7 x 5 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
33.60
Item in Stock
More Options & Item Details
ID:
707112
Weight:
2.57ct
Size:
9 x 7 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
6.17
Item in Stock
More Options & Item Details
ID:
519928
Weight:
1.57ct
Size:
7.8 x 6.5 mm
Clarity:
VS-SI
Content:
1 pc
Price:
$
31.09
Item in Stock
More Options & Item Details
ID:
427383
Weight:
2.35ct (total)
Size:
6 x 4 mm (calibrated)
Clarity:
VS
Content:
6 pcs
Price:
$
15.52
Item in Stock
More Options & Item Details
ID:
560859
Weight:
1.09ct (total)
Size:
4.2 x 4.2 mm
Clarity:
VS
Content:
2 pcs
Price:
$
10.07
Item in Stock
More Options & Item Details
ID:
381951
Weight:
3.61ct (total)
Size:
3.5 mm (calibrated)
Clarity:
VS
Content:
20 pcs
Price:
$
191.03
Item in Stock
More Options & Item Details
ID:
704585
Weight:
1.17ct
Size:
9.9 x 7.5 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
35.10
Item in Stock
More Options & Item Details
ID:
499170
Weight:
2.09ct
Size:
11.6 x 5.1 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
413.82
Item in Stock
More Options & Item Details
ID:
439512
Weight:
6.71ct
Size:
14.8 x 12.4 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
132.86
Item in Stock
More Options & Item Details
ID:
370166
Weight:
7.56ct
Size:
12 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
32.44
Item in Stock
More Options & Item Details
ID:
686277
Weight:
6.10ct (total)
Size:
10 x 8 mm (calibrated)
Clarity:
Opaque
Content:
2 pcs
Price:
$
7.32
Item in Stock
More Options & Item Details
ID:
602114
Weight:
7.06ct (total)
Size:
11 x 9 mm (calibrated)
Clarity:
Transparent
Content:
2 pcs
Price:
$
9.32
Item in Stock
More Options & Item Details
ID:
715436
Weight:
3.84ct
Size:
12 x 10 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
36.86
Item in Stock
More Options & Item Details
ID:
737914
Weight:
1.00ct
Size:
7 x 7 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
50.00
Item in Stock
More Options & Item Details
ID:
454212
Weight:
0.77ct
Size:
10.4 x 4.5 mm
Clarity:
VS
Content:
1 pc
Price:
$
32.52
Item in Stock
More Options & Item Details
ID:
497781
Weight:
2.95ct (total)
Size:
7 x 5 mm (calibrated)
Clarity:
Translucent
Content:
4 pcs
Price:
$
20.36
Item in Stock
More Options & Item Details
ID:
738962
Weight:
0.47ct
Size:
5.5 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
23.50
Item in Stock
More Options & Item Details
ID:
688174
Weight:
1.68ct
Size:
8.3 x 6.3 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
2.02
Item in Stock
More Options & Item Details
ID:
689000
Weight:
4.48ct (total)
Size:
10 x 8 mm (calibrated)
Clarity:
Opaque
Content:
2 pcs
Price:
$
24.67
Item in Stock
More Options & Item Details
ID:
521064
Weight:
2.82ct
Size:
9.8 x 7.6 mm
Clarity:
VS-SI
Content:
1 pc
Price:
$
67.01
Item in Stock
More Options & Item Details
ID:
468826
Weight:
1.75ct (total)
Size:
3 mm (calibrated)
Clarity:
VS-SI
Content:
10 pcs
Price:
$
92.40
Item in Stock
More Options & Item Details
ID:
520548
Weight:
4.53ct
Size:
12 x 10 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
41.86
Item in Stock
More Options & Item Details
ID:
524008
Weight:
21.00ct
Size:
22.8 x 16.2 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
166.32
Item in Stock
More Options & Item Details
ID:
724536
Weight:
0.85ct
Size:
10 x 5 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
25.50
Item in Stock
More Options & Item Details
ID:
439097
Weight:
3.31ct
Size:
9 x 9 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
205.36
Item in Stock
More Options & Item Details
ID:
693988
Weight:
0.66ct
Size:
5.3 x 5 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
39.60
Item in Stock
More Options & Item Details
ID:
528138
Weight:
3.33ct (total)
Size:
9 x 7 mm (calibrated)
Clarity:
Translucent
Content:
2 pcs
Price:
$
24.10
Item in Stock
More Options & Item Details
ID:
499197
Weight:
2.10ct
Size:
11.9 x 5 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
415.80
Item in Stock
More Options & Item Details
ID:
397293
Weight:
6.19ct
Size:
11.5 x 11.5 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
40.86
Item in Stock
More Options & Item Details
ID:
594828
Weight:
1.02ct
Size:
5 x 5 mm (calibrated)
Clarity:
SI
Price:
$
24.24
Item in Stock
More Options & Item Details
ID:
548382
Weight:
14.65ct (total)
Size:
12 mm (calibrated)
Clarity:
Opaque
Content:
2 pcs
Price:
$
54.92
Item in Stock
More Options & Item Details
ID:
658623
Weight:
20.87ct
Size:
22 x 16.7 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
35.69
Item in Stock
More Options & Item Details
ID:
617529
Weight:
1.54ct
Size:
7.7 x 6.3 mm
Clarity:
VS
Content:
1 pc
Price:
$
32.75
Item in Stock
More Options & Item Details
ID:
718837
Weight:
4.88ct
Size:
10.8 x 8.3 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
146.40
Item in Stock
More Options & Item Details
ID:
506144
Weight:
1.29ct
Size:
11.8 x 7 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
59.60
Item in Stock
More Options & Item Details
ID:
358242
Weight:
2.22ct
Size:
7.9 x 6.3 mm
Clarity:
VVS
Content:
1 pc
Price:
$
58.90
Item in Stock
More Options & Item Details
ID:
329374
Weight:
0.87ct
Size:
8 x 4.5 mm
Clarity:
VS-SI
Content:
1 pc
Price:
$
103.36
Item in Stock
More Options & Item Details
ID:
306912
Weight:
3.36ct (total)
Size:
3 x 3 mm (calibrated)
Clarity:
Transparent
Content:
20 pcs
Price:
$
75.40
Item in Stock
More Options & Item Details
ID:
377527
Weight:
7.19ct (total)
Size:
9 mm (calibrated)
Clarity:
Opaque
Content:
2 pcs
Price:
$
28.48
Item in Stock
More Options & Item Details
ID:
480917
Weight:
2.15ct (total)
Size:
6 x 4 mm (calibrated)
Clarity:
VS
Content:
4 pcs
Price:
$
19.87
Item in Stock
More Options & Item Details
ID:
730334
Weight:
0.80ct
Size:
5 x 4.6 mm
Clarity:
VVS
Content:
1 pc
Price:
$
40.00
Item in Stock
More Options & Item Details
ID:
702083
Weight:
11.16ct
Size:
23.6 x 7.4 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
66.96
Item in Stock
More Options & Item Details
ID:
549107
Weight:
2.32ct (total)
Size:
7 mm (calibrated)
Clarity:
Translucent
Content:
2 pcs
Price:
$
28.02
Item in Stock
More Options & Item Details
ID:
715666
Weight:
1.83ct
Size:
8 x 6 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
17.57
Item in Stock
More Options & Item Details
ID:
663354
Weight:
1.32ct
Size:
7 x 5 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
31.68
Item in Stock
More Options & Item Details
ID:
650047
Weight:
0.84ct (total)
Size:
5 x 5 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
7.06
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 exactly what I was looking for and ordered it. I like how you give information on the stones I'm buying. Glad I found you!
Posted By TheP in April, 2025
Source: Bizrate
Overall Rating -> 7
Excited to see
Posted By Ss in December, 2024
Source: Bizrate
Overall Rating -> 8
everything was fine
Posted By Marc in January, 2025
Source: Bizrate
Overall Rating -> 10
Gem Select has a user friendly website and the product is very good as is the price. The gems are described accurately and I always get what I think I'm getting.
Posted By Happy Customer in June, 2025
Source: Bizrate
Overall Rating -> 10
easy site to navigate
Posted By Curt's Cabochons in June, 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
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
I love the quality, package and info of your gems.
Posted By Diana in April, 2025
Source: Bizrate
Overall Rating -> 10
Love beauty, color, quality, and price of these gems. Personal projects and will come here soon and everytime.
Posted By Darkstar in June, 2025
Source: Bizrate