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:
524007
Weight:
16.06ct
Size:
21 x 16.6 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
127.20
Item in Stock
More Options & Item Details
ID:
434632
Weight:
2.35ct
Size:
7.5 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
72.38
Item in Stock
More Options & Item Details
ID:
418298
Weight:
5.59ct
Size:
13.9 x 9.9 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
11.06
Item in Stock
More Options & Item Details
ID:
538351
Weight:
1.86ct
Size:
11.3 x 4.9 mm
Clarity:
VS
Content:
1 pc
Price:
$
169.40
Item in Stock
More Options & Item Details
ID:
725010
Weight:
6.36ct
Size:
11.9 x 10.5 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
7.25
Item in Stock
More Options & Item Details
ID:
720970
Weight:
0.57ct
Size:
8 x 4 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
10.26
Item in Stock
More Options & Item Details
ID:
532322
Weight:
4.87ct
Size:
15 x 10 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
38.57
Item in Stock
More Options & Item Details
ID:
397177
Weight:
5.08ct
Size:
10.5 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
28.50
Item in Stock
More Options & Item Details
ID:
655163
Weight:
1.33ct
Size:
7 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
11.17
Item in Stock
More Options & Item Details
ID:
714111
Weight:
0.37ct
Size:
4.2 mm
Clarity:
SI
Content:
1 pc
Price:
$
11.10
Item in Stock
More Options & Item Details
ID:
640454
Weight:
1.59ct
Size:
7.5 x 5.6 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
10.50
Item in Stock
More Options & Item Details
ID:
497877
Weight:
2.78ct (total)
Size:
7 x 5 mm (calibrated)
Clarity:
Translucent
Content:
4 pcs
Price:
$
19.19
Item in Stock
More Options & Item Details
ID:
457467
Weight:
1.69ct
Size:
11.5 x 6.4 mm
Clarity:
VS-SI
Content:
1 pc
Price:
$
169.00
Item in Stock
More Options & Item Details
ID:
615302
Weight:
1.09ct
Size:
7 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
11.51
Item in Stock
More Options & Item Details
ID:
662169
Weight:
12.62ct
Size:
26 x 15.1 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
39.37
Item in Stock
More Options & Item Details
ID:
648011
Weight:
3.15ct
Size:
12.3 x 9.1 mm
Clarity:
VVS
Content:
1 pc
Price:
$
26.46
Item in Stock
More Options & Item Details
ID:
691366
Weight:
0.80ct
Size:
5.7 x 5.5 mm
Clarity:
VS-SI
Content:
1 pc
Price:
$
48.00
Item in Stock
More Options & Item Details
ID:
711054
Weight:
94.86ct
Size:
36.7 x 26.1 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
170.75
Item in Stock
More Options & Item Details
ID:
673485
Weight:
1.52ct
Size:
7.9 x 6.4 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
36.48
Item in Stock
More Options & Item Details
ID:
491152
Weight:
5.41ct
Size:
9.5 x 8.3 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
189.35
Item in Stock
More Options & Item Details
ID:
724983
Weight:
1.09ct
Size:
9.3 x 3.7 mm
Clarity:
VVS
Content:
1 pc
Price:
$
45.78
Item in Stock
More Options & Item Details
ID:
712523
Weight:
2.48ct
Size:
10 x 7 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
6.61
Item in Stock
More Options & Item Details
ID:
485323
Weight:
3.25ct
Size:
10 x 10 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
17.16
Item in Stock
More Options & Item Details
ID:
709834
Weight:
0.74ct (total)
Size:
6 x 4 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
6.22
Item in Stock
More Options & Item Details
ID:
730292
Weight:
1.74ct
Size:
7.3 x 5.9 mm
Clarity:
VS-SI
Content:
1 pc
Price:
$
104.40
Item in Stock
More Options & Item Details
ID:
410575
Weight:
1.91ct
Size:
9 x 6 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
17.65
Item in Stock
More Options & Item Details
ID:
663002
Weight:
0.87ct
Size:
6.1 x 5 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
5.22
Item in Stock
More Options & Item Details
ID:
663382
Weight:
1.67ct (total)
Size:
7 x 5 mm (calibrated)
Clarity:
VS
Content:
2 pcs
Price:
$
32.06
Item in Stock
More Options & Item Details
ID:
709992
Weight:
0.43ct
Size:
6 x 4 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
3.61
Item in Stock
More Options & Item Details
ID:
535187
Weight:
2.47ct
Size:
12.7 x 4.9 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
444.60
Item in Stock
More Options & Item Details
ID:
658711
Weight:
24.94ct
Size:
17.8 x 17.2 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
36.52
Item in Stock
More Options & Item Details
ID:
469428
Weight:
13.18ct
Size:
16 x 12 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
27.48
Item in Stock
More Options & Item Details
ID:
470067
Weight:
12.36ct
Size:
12 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
17.14
Item in Stock
More Options & Item Details
ID:
410046
Weight:
5.52ct (total)
Size:
10 x 8 mm (calibrated)
Clarity:
Transparent
Content:
2 pcs
Price:
$
36.43
Item in Stock
More Options & Item Details
ID:
556712
Weight:
2.99ct (total)
Size:
7 x 7 mm (calibrated)
Clarity:
VS
Content:
2 pcs
Price:
$
25.03
Item in Stock
More Options & Item Details
ID:
509148
Weight:
29.48ct
Size:
23.9 x 16.6 mm
Clarity:
VVS
Content:
1 pc
Price:
$
247.63
Item in Stock
More Options & Item Details
ID:
720916
Weight:
1.12ct
Size:
7.7 x 5.8 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
9.41
Item in Stock
More Options & Item Details
ID:
709789
Weight:
0.90ct
Size:
10.1 x 4 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
2.63
Item in Stock
More Options & Item Details
ID:
418606
Weight:
5.11ct
Size:
16.5 x 10.2 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
10.13
Item in Stock
More Options & Item Details
ID:
435786
Weight:
6.71ct
Size:
14.9 x 11.2 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
21.96
Item in Stock
More Options & Item Details
ID:
556568
Weight:
3.28ct (total)
Size:
7 x 7 mm (calibrated)
Clarity:
VS
Content:
2 pcs
Price:
$
27.46
Item in Stock
More Options & Item Details
ID:
474206
Weight:
1.78ct
Size:
8 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
16.45
Item in Stock
More Options & Item Details
ID:
737346
Weight:
4.23ct (total)
Size:
9 x 7 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
190.35
Item in Stock
More Options & Item Details
ID:
710074
Weight:
4.62ct
Size:
10.9 x 9.8 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
38.81
Item in Stock
More Options & Item Details
ID:
602216
Weight:
3.40ct
Size:
12 x 10 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
31.42
Item in Stock
More Options & Item Details
ID:
737410
Weight:
2.30ct
Size:
9 x 7 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
103.50
Item in Stock
More Options & Item Details
ID:
503375
Weight:
5.98ct
Size:
12 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
46.73
Item in Stock
More Options & Item Details
ID:
727214
Weight:
0.66ct
Size:
7.9 x 5.7 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
19.80
Item in Stock
More Options & Item Details
ID:
365079
Weight:
1.46ct
Size:
15.6 x 3.4 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
53.83
Item in Stock
More Options & Item Details
ID:
492210
Weight:
8.52ct
Size:
19.4 x 13.8 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
32.05
Item in Stock
More Options & Item Details
ID:
437862
Weight:
2.61ct
Size:
8 x 8 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
120.59
Item in Stock
More Options & Item Details
ID:
577883
Weight:
3.29ct
Size:
8.7 x 7.7 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
21.72
Item in Stock
More Options & Item Details
ID:
713917
Weight:
0.92ct
Size:
7 x 5 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
15.46
Item in Stock
More Options & Item Details
ID:
504931
Weight:
7.66ct
Size:
13 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
50.56
Item in Stock
More Options & Item Details
ID:
522844
Weight:
10.24ct
Size:
16.9 x 12.1 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
245.76
Item in Stock
More Options & Item Details
ID:
545770
Weight:
1.31ct
Size:
7 x 7 mm (calibrated)
Clarity:
VS
Price:
$
8.65
Item in Stock
More Options & Item Details
Select
1
2
3
pcs 0 in Cart
ID:
674099
Weight:
10.83ct
Size:
22.8 x 10.3 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
194.94
Item in Stock
More Options & Item Details
ID:
459938
Weight:
4.09ct
Size:
11 x 9 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
37.79
Item in Stock
More Options & Item Details
ID:
707767
Weight:
11.16ct
Size:
16.3 x 13.2 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
80.35
Item in Stock
More Options & Item Details
ID:
456282
Weight:
3.24ct (total)
Size:
6 x 6 mm (calibrated)
Clarity:
VS
Content:
4 pcs
Price:
$
29.94
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
I love the quality, presentation and the price of the stones. I love the identification card - report they send with each stone.
Posted By Dia in March, 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
Very good
Hoping you will increase your inventory especially in the 6mm
Thanks
Posted By Ibie in February, 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 -> 9
I did not realize these stones were of jewelry quality. They are really beautiful, just not what I was expecting which was more of a natural stone.
Posted By Jewelry Quality Stones in July, 2025
Source: Bizrate
Overall Rating -> 10
Always find more niche sizes/shapes as my unconventional designs require from this website. Recommending to fellow designers in the creative atmosphere on the usual, specially due to the quality and certification of gems.
Posted By Sina in April, 2025
Source: Bizrate
Overall Rating -> 10
Good. I ts very user friendly.
Posted By Shalini in June, 2025
Source: Bizrate
Overall Rating -> 10
I'm happy.
Posted By Ray in January, 2025
Source: Bizrate
Overall Rating -> 9
I love the gems!
Posted By MM in April, 2025
Source: Bizrate