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 (163)
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 (36)
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 (4)
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 (987)
Moss Agate (56)
Mother of Pearl (10)
Nuummite (115)
Obsidian (202)
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 (607)
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 (942)
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 (2718)
Tsavorite Garnet (175)
Turquoise (90)
Uvarovite Garnet Drusy (80)
Variscite (4)
Zircon (771)
Clear All
ID:
545074
Weight:
0.62ct
Size:
5 x 5 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
27.74
Item in Stock
More Options & Item Details
ID:
636186
Weight:
1.15ct
Size:
7 x 7 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
33.12
Item in Stock
More Options & Item Details
ID:
685661
Weight:
21.79ct
Size:
29.9 x 19.1 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
11.77
Item in Stock
More Options & Item Details
ID:
458474
Weight:
1.82ct (total)
Size:
4.3 x 3.5 mm
Clarity:
VS
Content:
5 pcs
Price:
$
240.24
Item in Stock
More Options & Item Details
ID:
390943
Weight:
3.41ct
Size:
9 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
31.51
Item in Stock
More Options & Item Details
ID:
476899
Weight:
43.21ct (total)
Size:
30.1 x 17.6 mm
Clarity:
Opaque
Content:
2 pcs
Price:
$
73.01
Item in Stock
More Options & Item Details
ID:
468973
Weight:
1.55ct (total)
Size:
3 mm (calibrated)
Clarity:
VS-SI
Content:
10 pcs
Price:
$
81.84
Item in Stock
More Options & Item Details
ID:
505347
Weight:
3.44ct (total)
Size:
8 x 6 mm (calibrated)
Clarity:
VS
Content:
2 pcs
Price:
$
31.79
Item in Stock
More Options & Item Details
ID:
546876
Weight:
3.18ct
Size:
11 x 9 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
25.19
Item in Stock
More Options & Item Details
ID:
492065
Weight:
9.34ct
Size:
16.4 x 14.8 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
35.14
Item in Stock
More Options & Item Details
ID:
318267
Weight:
1.07ct
Size:
9 x 7 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
59.32
Item in Stock
More Options & Item Details
ID:
636513
Weight:
3.85ct
Size:
10 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
19.78
Item in Stock
More Options & Item Details
ID:
393359
Weight:
1.98ct (total)
Size:
3.8 x 1.8 mm
Clarity:
VS
Content:
20 pcs
Price:
$
143.75
Item in Stock
More Options & Item Details
ID:
647762
Weight:
19.57ct (total)
Size:
16 x 12 mm (calibrated)
Clarity:
Opaque
Content:
2 pcs
Price:
$
25.84
Item in Stock
More Options & Item Details
ID:
681730
Weight:
0.84ct
Size:
7 x 5 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
15.12
Item in Stock
More Options & Item Details
ID:
398273
Weight:
4.67ct
Size:
12 x 10 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
184.93
Item in Stock
More Options & Item Details
ID:
578219
Weight:
17.42ct
Size:
25.6 x 16 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
34.49
Item in Stock
More Options & Item Details
ID:
686471
Weight:
0.62ct
Size:
6 x 4 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
14.04
Item in Stock
More Options & Item Details
ID:
716397
Weight:
0.87ct
Size:
8 x 4.1 mm
Clarity:
VVS
Content:
1 pc
Price:
$
55.33
Item in Stock
More Options & Item Details
ID:
697172
Weight:
0.63ct
Size:
7 x 5 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
3.78
Item in Stock
More Options & Item Details
ID:
476022
Weight:
4.99ct
Size:
14 x 10 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
35.05
Item in Stock
More Options & Item Details
ID:
671600
Weight:
5.06ct
Size:
11 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
9.11
Item in Stock
More Options & Item Details
ID:
462903
Weight:
1.72ct (total)
Size:
7 x 5 mm (calibrated)
Clarity:
Transparent
Content:
4 pcs
Price:
$
82.56
Item in Stock
More Options & Item Details
ID:
388348
Weight:
2.82ct (total)
Size:
4.6 x 4.6 mm
Clarity:
VVS-VS
Content:
6 pcs
Price:
$
18.61
Item in Stock
More Options & Item Details
ID:
693490
Weight:
4.46ct
Size:
11.5 x 7.2 mm
Clarity:
VS
Content:
1 pc
Price:
$
147.88
Item in Stock
More Options & Item Details
ID:
487191
Weight:
8.25ct
Size:
17.4 x 11.2 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
84.18
Item in Stock
More Options & Item Details
ID:
397557
Weight:
1.01ct
Size:
6.8 x 4.6 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
63.59
Item in Stock
More Options & Item Details
ID:
488027
Weight:
2.02ct
Size:
7 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
44.33
Item in Stock
More Options & Item Details
ID:
670893
Weight:
0.47ct
Size:
4.4 x 4.4 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
16.92
Item in Stock
More Options & Item Details
ID:
497666
Weight:
3.12ct (total)
Size:
6 x 6 mm (calibrated)
Clarity:
VVS-VS
Content:
4 pcs
Price:
$
28.82
Item in Stock
More Options & Item Details
ID:
655779
Weight:
8.86ct
Size:
14 x 12 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
13.82
Item in Stock
More Options & Item Details
ID:
455240
Weight:
22.85ct (total)
Size:
18 x 13 mm (calibrated)
Clarity:
Opaque
Content:
2 pcs
Price:
$
30.17
Item in Stock
More Options & Item Details
ID:
747719
Weight:
1.46ct
Size:
8.6 x 5.4 mm
Clarity:
VS
Content:
1 pc
Price:
$
204.40
Item in Stock
More Options & Item Details
ID:
485198
Weight:
3.40ct (total)
Size:
8.6 x 8.5 mm
Clarity:
Translucent
Content:
2 pcs
Price:
$
16.32
Item in Stock
More Options & Item Details
ID:
623751
Weight:
3.53ct
Size:
11 x 9 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
59.93
Item in Stock
More Options & Item Details
ID:
556211
Weight:
0.91ct
Size:
6.3 x 4.2 mm
Clarity:
VS
Content:
1 pc
Price:
$
24.02
Item in Stock
More Options & Item Details
ID:
476073
Weight:
3.45ct
Size:
9.5 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
24.23
Item in Stock
More Options & Item Details
ID:
466029
Weight:
3.26ct (total)
Size:
8 x 6 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
34.43
Item in Stock
More Options & Item Details
ID:
472180
Weight:
39.14ct
Size:
31.4 x 21.7 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
21.70
Item in Stock
More Options & Item Details
ID:
428277
Weight:
26.55ct
Size:
29.2 x 21.1 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
23.48
Item in Stock
More Options & Item Details
ID:
450991
Weight:
2.63ct (total)
Size:
5 x 5 mm (calibrated)
Clarity:
VS
Content:
4 pcs
Price:
$
24.30
Item in Stock
More Options & Item Details
ID:
664504
Weight:
1.95ct
Size:
9.6 x 6 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
9.36
Item in Stock
More Options & Item Details
ID:
358413
Weight:
7.67ct
Size:
19.4 x 9.4 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
61.86
Item in Stock
More Options & Item Details
ID:
442159
Weight:
3.90ct (total)
Size:
7 mm (calibrated)
Clarity:
VS
Content:
2 pcs
Price:
$
102.96
Item in Stock
More Options & Item Details
ID:
462641
Weight:
1.99ct (total)
Size:
7 x 5 mm (calibrated)
Clarity:
Transparent
Content:
5 pcs
Price:
$
105.07
Item in Stock
More Options & Item Details
ID:
422983
Weight:
69.64ct (total)
Size:
15 mm (calibrated)
Clarity:
Opaque
Content:
3 pcs
Price:
$
73.54
Item in Stock
More Options & Item Details
ID:
640506
Weight:
1.16ct
Size:
8 x 6 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
33.41
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:
342026
Weight:
3.90ct (total)
Size:
4 x 4 mm (calibrated)
Clarity:
VS
Content:
10 pcs
Price:
$
36.04
Item in Stock
More Options & Item Details
ID:
453745
Weight:
1.90ct
Size:
9.5 x 7.5 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
17.56
Item in Stock
More Options & Item Details
ID:
744465
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:
699609
Weight:
0.34ct
Size:
4 mm (calibrated)
Clarity:
VS-SI
Content:
1 pc
Price:
$
20.40
Item in Stock
More Options & Item Details
ID:
378631
Weight:
8.89ct (total)
Size:
10 mm (calibrated)
Clarity:
Opaque
Content:
2 pcs
Price:
$
35.21
Item in Stock
More Options & Item Details
ID:
344238
Weight:
97.93ct
Size:
39.5 x 27.1 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
146.89
Item in Stock
More Options & Item Details
ID:
659271
Weight:
19.93ct
Size:
42.2 x 13.7 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
47.83
Item in Stock
More Options & Item Details
ID:
719493
Weight:
0.80ct
Size:
7 x 5 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
6.72
Item in Stock
More Options & Item Details
ID:
573459
Weight:
3.49ct (total)
Size:
12.1 x 6 mm
Clarity:
VVS
Content:
2 pcs
Price:
$
36.85
Item in Stock
More Options & Item Details
ID:
694195
Weight:
22.40ct
Size:
21.7 x 18.4 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
67.20
Item in Stock
More Options & Item Details
ID:
699594
Weight:
40.44ct
Size:
22.4 x 22.4 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
21.84
Item in Stock
More Options & Item Details
ID:
612059
Weight:
1.18ct
Size:
6.9 x 5.9 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
27.85
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
It's always a pleasure doing business with Gem Select. Outstanding products ant very reasonable prices. Thank You One and All.
Posted By G.W. or Bakyow 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 -> 10
Easy picking, fast checkout, secure shipping. Cana't ask for anything more than efficiency and a good price.
Posted By Beman in September, 2025
Source: Bizrate
Overall Rating -> 10
My whole experience is great.
Posted By Ghs in November, 2025
Source: Bizrate
Overall Rating -> 10
I can pick and choose from large selection and find just what I need for .y projects, currently my cane.
Posted By Darkstar731 in July, 2025
Source: Bizrate
Overall Rating -> 8
everything was fine
Posted By Marc in January, 2025
Source: Bizrate
Overall Rating -> 10
I love the ability to choose from many options of shapes, gemstone type, color, and so forth. It is fun!
Posted By Geof in November, 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
Overall Rating -> 9
The checkout said the my ccv was invalid. i had to use another card.
Posted By Ron in April, 2025
Source: Bizrate