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:
364209
Weight:
1.69ct
Size:
20.7 x 3.4 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
44.72
Item in Stock
More Options & Item Details
ID:
584855
Weight:
0.79ct
Size:
8 x 6 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
27.11
Item in Stock
More Options & Item Details
ID:
573845
Weight:
3.89ct (total)
Size:
12.1 x 6 mm
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
41.08
Item in Stock
More Options & Item Details
ID:
730029
Weight:
0.26ct
Size:
5 x 3 mm (calibrated)
Clarity:
VS-SI
Content:
1 pc
Price:
$
12.48
Item in Stock
More Options & Item Details
ID:
447170
Weight:
2.20ct
Size:
8.9 x 6.4 mm
Clarity:
VS
Content:
1 pc
Price:
$
94.51
Item in Stock
More Options & Item Details
ID:
718215
Weight:
0.82ct
Size:
6 x 4 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
24.60
Item in Stock
More Options & Item Details
ID:
489660
Weight:
1.58ct (total)
Size:
4.5 mm (calibrated)
Clarity:
VVS-VS
Content:
4 pcs
Price:
$
31.28
Item in Stock
More Options & Item Details
ID:
553496
Weight:
1.93ct
Size:
8 x 6 mm (calibrated)
Clarity:
SI
Content:
1 pc
Price:
$
43.61
Item in Stock
More Options & Item Details
ID:
516395
Weight:
28.33ct
Size:
23.5 x 16.2 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
33.28
Item in Stock
More Options & Item Details
ID:
574245
Weight:
3.09ct
Size:
8.2 x 7 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
28.55
Item in Stock
More Options & Item Details
ID:
655920
Weight:
12.76ct
Size:
29.9 x 12.7 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
65.23
Item in Stock
More Options & Item Details
ID:
410354
Weight:
5.33ct (total)
Size:
10 x 8 mm (calibrated)
Clarity:
Transparent
Content:
2 pcs
Price:
$
35.18
Item in Stock
More Options & Item Details
ID:
322389
Weight:
22.70ct
Size:
20.3 x 19.1 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
59.93
Item in Stock
More Options & Item Details
ID:
733152
Weight:
3.29ct
Size:
11 x 9 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
29.72
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:
384481
Weight:
15.79ct
Size:
21.1 x 12.8 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
62.53
Item in Stock
More Options & Item Details
ID:
390744
Weight:
2.18ct (total)
Size:
5.2 x 4.2 mm
Clarity:
VS
Content:
5 pcs
Price:
$
140.83
Item in Stock
More Options & Item Details
ID:
446729
Weight:
9.84ct (total)
Size:
13 x 9 mm (calibrated)
Clarity:
Transparent
Content:
2 pcs
Price:
$
32.47
Item in Stock
More Options & Item Details
ID:
381311
Weight:
1.33ct (total)
Size:
3.4 x 3.4 mm
Clarity:
VS
Content:
5 pcs
Price:
$
34.09
Item in Stock
More Options & Item Details
ID:
712093
Weight:
5.03ct (total)
Size:
10 x 7 mm (calibrated)
Clarity:
Translucent
Content:
2 pcs
Price:
$
13.40
Item in Stock
More Options & Item Details
ID:
388265
Weight:
2.68ct (total)
Size:
4.5 x 4.5 mm
Clarity:
VVS-VS
Content:
6 pcs
Price:
$
17.69
Item in Stock
More Options & Item Details
ID:
293253
Weight:
26.08ct
Size:
16 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
94.67
Item in Stock
More Options & Item Details
ID:
721886
Weight:
16.21ct
Size:
19.4 x 12.9 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
19.45
Item in Stock
More Options & Item Details
ID:
689787
Weight:
0.99ct
Size:
8 x 6 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
29.70
Item in Stock
More Options & Item Details
ID:
384614
Weight:
30.21ct
Size:
24.9 x 19.5 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
59.81
Item in Stock
More Options & Item Details
ID:
411302
Weight:
4.32ct (total)
Size:
9 x 7 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
128.70
Item in Stock
More Options & Item Details
ID:
328316
Weight:
13.56ct (total)
Size:
12 x 12 mm (calibrated)
Clarity:
Opaque
Content:
2 pcs
Price:
$
89.50
Item in Stock
More Options & Item Details
ID:
499913
Weight:
30.40ct
Size:
28 x 17.2 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
28.09
Item in Stock
More Options & Item Details
ID:
475137
Weight:
2.00ct
Size:
8 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
18.48
Item in Stock
More Options & Item Details
ID:
687073
Weight:
0.17ct
Size:
4 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
8.16
Item in Stock
More Options & Item Details
ID:
715467
Weight:
3.61ct
Size:
12 x 10 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
34.66
Item in Stock
More Options & Item Details
ID:
624901
Weight:
2.62ct
Size:
12.5 x 8.2 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
7.92
Item in Stock
More Options & Item Details
ID:
571500
Weight:
1.80ct
Size:
12.1 x 5.1 mm
Clarity:
VS
Content:
1 pc
Price:
$
11.88
Item in Stock
More Options & Item Details
ID:
670962
Weight:
0.72ct
Size:
5 x 4.6 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
25.92
Item in Stock
More Options & Item Details
ID:
711146
Weight:
18.08ct
Size:
18 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
151.87
Item in Stock
More Options & Item Details
ID:
478025
Weight:
46.39ct
Size:
38.4 x 22 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
32.46
Item in Stock
More Options & Item Details
ID:
664124
Weight:
2.77ct
Size:
9 x 7 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
13.30
Item in Stock
More Options & Item Details
ID:
742117
Weight:
2.08ct
Size:
10 x 5 mm
Clarity:
VVS
Content:
1 pc
Price:
$
20.80
Item in Stock
More Options & Item Details
ID:
744418
Weight:
1.82ct
Size:
7.6 x 7.1 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
254.80
Item in Stock
More Options & Item Details
ID:
635158
Weight:
0.78ct
Size:
8.2 x 5.3 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
20.59
Item in Stock
More Options & Item Details
ID:
568491
Weight:
3.65ct
Size:
11 x 9 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
35.03
Item in Stock
More Options & Item Details
ID:
648445
Weight:
2.12ct (total)
Size:
7.1 x 6 mm
Clarity:
Translucent
Content:
2 pcs
Price:
$
4.24
Item in Stock
More Options & Item Details
ID:
704861
Weight:
1.47ct
Size:
10 x 7 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
44.10
Item in Stock
More Options & Item Details
ID:
732047
Weight:
0.65ct
Size:
5 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
15.60
Item in Stock
More Options & Item Details
ID:
663470
Weight:
1.31ct
Size:
8 x 6 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
11.00
Item in Stock
More Options & Item Details
ID:
387768
Weight:
2.94ct (total)
Size:
4.6 x 4.5 mm
Clarity:
VVS-VS
Content:
6 pcs
Price:
$
19.40
Item in Stock
More Options & Item Details
ID:
720619
Weight:
0.71ct
Size:
7 x 5 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
5.96
Item in Stock
More Options & Item Details
ID:
631630
Weight:
0.97ct
Size:
7 x 5 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
29.10
Item in Stock
More Options & Item Details
ID:
478211
Weight:
1.15ct
Size:
10.3 x 5.5 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
151.80
Item in Stock
More Options & Item Details
ID:
468974
Weight:
1.70ct (total)
Size:
3.1 mm
Clarity:
VS-SI
Content:
10 pcs
Price:
$
89.76
Item in Stock
More Options & Item Details
ID:
456760
Weight:
1.73ct (total)
Size:
6 x 6 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
15.98
Item in Stock
More Options & Item Details
ID:
342496
Weight:
22.91ct
Size:
20.3 x 19.1 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
60.48
Item in Stock
More Options & Item Details
ID:
632410
Weight:
2.52ct
Size:
10 x 8 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
18.14
Item in Stock
More Options & Item Details
ID:
537745
Weight:
1.16ct
Size:
9.4 x 4 mm
Clarity:
VS-SI
Content:
1 pc
Price:
$
105.65
Item in Stock
More Options & Item Details
ID:
428067
Weight:
6.80ct
Size:
15.7 x 11.1 mm
Clarity:
VVS
Content:
1 pc
Price:
$
48.96
Item in Stock
More Options & Item Details
ID:
590829
Weight:
8.19ct (total)
Size:
8 mm (calibrated)
Clarity:
Transparent
Content:
2 pcs
Price:
$
13.42
Item in Stock
More Options & Item Details
ID:
713730
Weight:
0.88ct
Size:
7 x 5 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
14.78
Item in Stock
More Options & Item Details
ID:
719957
Weight:
0.83ct
Size:
7 x 5 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
6.97
Item in Stock
More Options & Item Details
ID:
603171
Weight:
2.29ct
Size:
8 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
30.23
Item in Stock
More Options & Item Details
ID:
390923
Weight:
1.67ct
Size:
8.1 x 6.7 mm
Clarity:
VS
Content:
1 pc
Price:
$
59.94
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
the selection is good as are the prices
Posted By Old man in August, 2025
Source: Bizrate
Overall Rating -> 10
excellent deals-excellent service-fair prices
Posted By JD in April, 2025
Source: Bizrate
Overall Rating -> 7
Excited to see
Posted By Ss in December, 2024
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
Love, and have always loved, your website.
Posted By Aberabic in July, 2025
Source: Bizrate
Overall Rating -> 10
I'm happy.
Posted By Ray in January, 2025
Source: Bizrate
Overall Rating -> 10
Enjoy every moment
Posted By Ferns in October, 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
I've purchased from here many times over the last decade+. I find the information easy to understand, helpful, and interesting. I have always been satisfied that I got exactly what I ordered. Pictures and descriptions are clear and unique to each stone.
Posted By Maggie in August, 2025
Source: Bizrate