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 (589)
Agate Geode (15)
Alexandrite (21)
Almandine Garnet (475)
Amazonite (259)
Amethyst (2866)
Amethyst Geode Slice (69)
Ametrine (166)
Andalusite (191)
Apatite (264)
Aquamarine (96)
Aragonite (24)
Aventurine (130)
Axinite (9)
Beryl (639)
Black Opal (6)
Bloodstone (190)
Boulder Opal (271)
Calcite (71)
Carnelian (21)
Cat's Eye Alexandrite (37)
Cat's Eye Apatite (29)
Cat's Eye Aquamarine (15)
Cat's Eye Beryl (3)
Cat's Eye Moonstone (29)
Cat's Eye Opal (166)
Cat's Eye Scapolite (78)
Cavansite (36)
Chalcedony (203)
Charoite (122)
Chocolate Opal (76)
Chrome Diopside (101)
Chrysoberyl (93)
Chrysoberyl Cat's Eye (55)
Chrysocolla (50)
Cinnabar (77)
Citrine (4362)
Clinohumite (30)
Color-Change Diaspore (834)
Color-Change Fluorite (47)
Color-Change Garnet (190)
Color-Change Sapphire (6)
Coral (253)
Demantoid Garnet (232)
Dendritic Agate (199)
Diamond (611)
Druzy Amethyst (3)
Druzy Azurite (13)
Druzy Citrine (44)
Druzy Variscite (130)
Emerald (1)
Enstatite (3)
Feather Pyrite (43)
Fire Agate (309)
Fire Opal (124)
Fluorite (160)
Fossil Coral (316)
Golden Beryl (142)
Grandidierite (170)
Grossularite Garnet (31)
Hematite (342)
Hemimorphite Druzy (46)
Hessonite Garnet (2137)
Hiddenite (10)
Howlite (133)
Idocrase (19)
Imperial Topaz (12)
Iolite (155)
Jade (68)
Jadeite (264)
Jasper (1332)
Kornerupine (211)
Kunzite (385)
Kyanite (731)
Labradorite (1174)
Lapis Lazuli (2)
Larimar (120)
Lazulite (10)
Lepidolite (27)
Malachite (179)
Malaya Garnet (103)
Mali Garnet (6)
Matrix Opal (16)
Maw-Sit-Sit (117)
Moldavite (5)
Moonstone (946)
Morganite (989)
Moss Agate (56)
Mother of Pearl (10)
Nuummite (115)
Obsidian (204)
Opal (889)
Peanut Wood (10)
Peridot (1413)
Pietersite (652)
Prehnite (790)
Psilomelane Dendrite (23)
Pyrite (6)
Pyrope Garnet (1664)
Quartz (64)
Quartz Cat's Eye (68)
Quartz With Hedenbergite (7)
Quartz With Marcasite (184)
Rainbow Moonstone (912)
Rainbow Pyrite (241)
Rhodochrosite (134)
Rhodolite Garnet (609)
Rhodonite (30)
Rose Quartz (663)
Rubellite Tourmaline (9)
Ruby (4)
Ruby in Fuchsite (90)
Ruby-Zoisite (209)
Rutile Quartz (496)
Sapphire (65)
Scolecite (29)
Seraphinite (41)
Serpentine (71)
Sillimanite (67)
Sillimanite Cat's Eye (376)
Smithsonite (1)
Smoky Quartz (919)
Snowflake Obsidian (21)
Sodalite (19)
Spectrolite (120)
Spessartite Garnet (452)
Sphalerite (345)
Sphene (574)
Spinel (944)
Star Diopside (177)
Star Garnet (112)
Star Moonstone (75)
Star Rose Quartz (22)
Star Ruby (1)
Star Sapphire (14)
Strawberry Quartz (1070)
Sunstone (522)
Tiger's Eye (776)
Tiger's Eye Matrix (274)
Topaz (459)
Tourmaline (2722)
Tsavorite Garnet (175)
Turquoise (90)
Uvarovite Garnet Drusy (80)
Variscite (4)
Zircon (771)
Clear All
ID:
694548
Weight:
6.12ct
Size:
15 x 9.2 mm
Clarity:
VVS
Content:
1 pc
Price:
$
51.41
Item in Stock
More Options & Item Details
ID:
554926
Weight:
0.93ct
Size:
7.5 x 5.2 mm
Clarity:
SI
Content:
1 pc
Price:
$
24.55
Item in Stock
More Options & Item Details
ID:
528098
Weight:
0.89ct (total)
Size:
4 x 4 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
8.22
Item in Stock
More Options & Item Details
ID:
697230
Weight:
30.74ct
Size:
33.5 x 10.5 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
3.68
Item in Stock
More Options & Item Details
ID:
481603
Weight:
18.09ct
Size:
18.4 x 16.4 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
26.03
Item in Stock
More Options & Item Details
ID:
418208
Weight:
6.02ct
Size:
13.7 x 10.1 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
11.92
Item in Stock
More Options & Item Details
ID:
431706
Weight:
1.55ct (total)
Size:
5 x 5 mm (calibrated)
Clarity:
VS
Content:
2 pcs
Price:
$
16.34
Item in Stock
More Options & Item Details
ID:
566951
Weight:
44.32ct
Size:
38.5 x 21.9 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
100.04
Item in Stock
More Options & Item Details
ID:
350523
Weight:
3.31ct (total)
Size:
3 x 2.9 mm
Clarity:
Transparent
Content:
30 pcs
Price:
$
75.59
Item in Stock
More Options & Item Details
ID:
476715
Weight:
24.26ct
Size:
35.8 x 17.9 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
20.50
Item in Stock
More Options & Item Details
ID:
384145
Weight:
7.83ct
Size:
17.1 x 10.8 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
23.49
Item in Stock
More Options & Item Details
ID:
650054
Weight:
0.89ct (total)
Size:
5 x 5 mm (calibrated)
Clarity:
VS
Content:
2 pcs
Price:
$
7.48
Item in Stock
More Options & Item Details
ID:
495789
Weight:
1.42ct
Size:
6.5 x 6.4 mm
Clarity:
VVS
Content:
1 pc
Price:
$
95.70
Item in Stock
More Options & Item Details
ID:
660352
Weight:
1.45ct
Size:
7.8 x 6.4 mm
Clarity:
VS-SI
Content:
1 pc
Price:
$
34.80
Item in Stock
More Options & Item Details
ID:
700930
Weight:
15.29ct
Size:
15 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
14.68
Item in Stock
More Options & Item Details
ID:
607760
Weight:
1.61ct
Size:
8 x 8 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
14.88
Item in Stock
More Options & Item Details
ID:
715343
Weight:
12.04ct
Size:
18 x 13 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
115.58
Item in Stock
More Options & Item Details
ID:
481437
Weight:
1.54ct
Size:
6.5 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
44.26
Item in Stock
More Options & Item Details
ID:
710318
Weight:
1.43ct
Size:
7 x 5 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
25.62
Item in Stock
More Options & Item Details
ID:
348643
Weight:
43.89ct
Size:
44.7 x 20.9 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
57.94
Item in Stock
More Options & Item Details
ID:
490456
Weight:
5.85ct
Size:
14 x 10 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
42.48
Item in Stock
More Options & Item Details
ID:
474699
Weight:
1.90ct
Size:
8 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
17.56
Item in Stock
More Options & Item Details
ID:
643666
Weight:
2.23ct
Size:
9.6 x 7.7 mm
Clarity:
VVS
Content:
1 pc
Price:
$
18.73
Item in Stock
More Options & Item Details
ID:
566193
Weight:
1.99ct (total)
Size:
7 x 7 mm (calibrated)
Clarity:
VS
Content:
2 pcs
Price:
$
13.14
Item in Stock
More Options & Item Details
ID:
698756
Weight:
2.08ct
Size:
7.4 x 7.2 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
12.48
Item in Stock
More Options & Item Details
ID:
712155
Weight:
2.45ct
Size:
10 x 7 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
6.53
Item in Stock
More Options & Item Details
ID:
720787
Weight:
0.58ct
Size:
8 x 4 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
4.87
Item in Stock
More Options & Item Details
ID:
730037
Weight:
3.54ct
Size:
15 x 10 mm (calibrated)
Clarity:
VS-SI
Content:
1 pc
Price:
$
339.84
Item in Stock
More Options & Item Details
ID:
501289
Weight:
1.16ct (total)
Size:
6 x 3.1 mm
Clarity:
VVS-VS
Content:
4 pcs
Price:
$
15.20
Item in Stock
More Options & Item Details
ID:
479066
Weight:
2.49ct (total)
Size:
10 x 5.1 mm
Clarity:
VS-SI
Content:
2 pcs
Price:
$
26.29
Item in Stock
More Options & Item Details
ID:
683525
Weight:
4.08ct
Size:
11 x 9 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
37.80
Item in Stock
More Options & Item Details
ID:
462956
Weight:
4.64ct
Size:
14 x 10 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
36.74
Item in Stock
More Options & Item Details
ID:
668868
Weight:
9.10ct
Size:
19.4 x 9.2 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
196.56
Item in Stock
More Options & Item Details
ID:
712888
Weight:
4.61ct
Size:
12 x 10 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
66.38
Item in Stock
More Options & Item Details
ID:
558903
Weight:
1.35ct
Size:
7.9 x 4.6 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
5.14
Item in Stock
More Options & Item Details
ID:
655857
Weight:
1.25ct
Size:
8 x 6 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
30.00
Item in Stock
More Options & Item Details
ID:
471959
Weight:
2.76ct
Size:
9.5 x 7.1 mm
Clarity:
VS-SI
Content:
1 pc
Price:
$
1,457.28
Item in Stock
More Options & Item Details
ID:
645620
Weight:
21.70ct
Size:
18.5 x 15.9 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
107.28
Item in Stock
More Options & Item Details
ID:
590935
Weight:
3.12ct (total)
Size:
5 x 5 mm (calibrated)
Clarity:
VS
Content:
4 pcs
Price:
$
32.90
Item in Stock
More Options & Item Details
ID:
701600
Weight:
8.77ct
Size:
16 x 8 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
52.62
Item in Stock
More Options & Item Details
ID:
382913
Weight:
7.94ct
Size:
17.2 x 10.9 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
31.44
Item in Stock
More Options & Item Details
ID:
413309
Weight:
2.46ct (total)
Size:
5 mm (calibrated)
Clarity:
VS
Content:
4 pcs
Price:
$
64.94
Item in Stock
More Options & Item Details
ID:
707749
Weight:
5.57ct
Size:
17.1 x 9.1 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
40.10
Item in Stock
More Options & Item Details
ID:
555315
Weight:
22.03ct
Size:
15 x 15 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
26.76
Item in Stock
More Options & Item Details
ID:
669082
Weight:
14.33ct
Size:
22.6 x 10 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
309.53
Item in Stock
More Options & Item Details
ID:
542535
Weight:
0.72ct
Size:
5.4 x 4.9 mm
Clarity:
VS
Content:
1 pc
Price:
$
32.11
Item in Stock
More Options & Item Details
ID:
552217
Weight:
1.29ct
Size:
7 x 7 mm (calibrated)
Clarity:
VS
Price:
$
11.92
Item in Stock
More Options & Item Details
ID:
618753
Weight:
2.93ct
Size:
10 x 8 mm (calibrated)
Clarity:
VS-SI
Content:
1 pc
Price:
$
62.30
Item in Stock
More Options & Item Details
ID:
348789
Weight:
44.16ct
Size:
41.6 x 21.5 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
58.30
Item in Stock
More Options & Item Details
ID:
461179
Weight:
5.68ct
Size:
12 x 8 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
52.49
Item in Stock
More Options & Item Details
ID:
609090
Weight:
2.34ct (total)
Size:
8 x 6 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
77.22
Item in Stock
More Options & Item Details
ID:
717961
Weight:
1.06ct
Size:
6 x 4.9 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
31.80
Item in Stock
More Options & Item Details
ID:
445864
Weight:
2.48ct
Size:
10.5 x 7.3 mm
Clarity:
VVS
Content:
1 pc
Price:
$
18.10
Item in Stock
More Options & Item Details
ID:
347654
Weight:
3.44ct
Size:
26.6 x 3.9 mm
Clarity:
SI
Content:
1 pc
Price:
$
173.38
Item in Stock
More Options & Item Details
ID:
747481
Weight:
1.39ct
Size:
6.8 x 6.3 mm
Clarity:
VS
Content:
1 pc
Price:
$
250.20
Item in Stock
More Options & Item Details
ID:
478952
Weight:
1.16ct
Size:
10 x 5 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
12.25
Item in Stock
More Options & Item Details
ID:
714173
Weight:
0.37ct
Size:
4.2 mm
Clarity:
VS-SI
Content:
1 pc
Price:
$
11.10
Item in Stock
More Options & Item Details
ID:
567148
Weight:
4.63ct
Size:
11 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
13.99
Item in Stock
More Options & Item Details
ID:
554607
Weight:
25.87ct
Size:
28.3 x 12.7 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
31.42
Item in Stock
More Options & Item Details
ID:
716320
Weight:
13.39ct
Size:
18 x 13 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
128.54
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
Found a beautiful opal at a great price. I was not disappointed when it arrived. Even better in person.
Posted By Fried Rice in August, 2025
Source: Bizrate
Overall Rating -> 9
It was great!
Posted By Annie in September, 2025
Source: Bizrate
Overall Rating -> 9
I am very pleased with the ways you can filter your searches on this site, finding exactly what I want with little knowledge of what I am looking for is surprisingly easy!
Posted By Leo in March, 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
First time so this is an experiment! Shopping is so fun on this site, though!
Posted By Gem Delight in March, 2025
Source: Bizrate
Overall Rating -> 10
My whole experience is great.
Posted By Ghs in November, 2025
Source: Bizrate
Overall Rating -> 10
excellent deals-excellent service-fair prices
Posted By JD in April, 2025
Source: Bizrate
Overall Rating -> 10
Very professional site
Posted By JR in January, 2025
Source: Bizrate
Overall Rating -> 10
Everything was great, website user friendly, quality amazing, communication amazing, delivery amazing, everything was as expected, they done what they said they would, overall experience was amazing.
Posted By Jac in July, 2025
Source: Bizrate