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:
387717
Weight:
3.21ct (total)
Size:
4.6 x 4.6 mm
Clarity:
VVS-VS
Content:
6 pcs
Price:
$
21.19
Item in Stock
More Options & Item Details
ID:
725328
Weight:
0.95ct
Size:
14.6 x 2.8 mm
Clarity:
VVS
Content:
1 pc
Price:
$
39.90
Item in Stock
More Options & Item Details
ID:
556701
Weight:
3.12ct (total)
Size:
7 x 7 mm (calibrated)
Clarity:
VS
Content:
2 pcs
Price:
$
26.11
Item in Stock
More Options & Item Details
ID:
644437
Weight:
1.08ct
Size:
5 x 5 mm (calibrated)
Clarity:
VVS-VS
Price:
$
25.92
Item in Stock
More Options & Item Details
ID:
743370
Weight:
7.18ct
Size:
18.9 x 10.5 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
28.72
Item in Stock
More Options & Item Details
ID:
494818
Weight:
5.35ct
Size:
12 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
21.19
Item in Stock
More Options & Item Details
ID:
632809
Weight:
2.58ct
Size:
10.2 x 6.5 mm
Clarity:
VS
Content:
1 pc
Price:
$
18.58
Item in Stock
More Options & Item Details
ID:
590860
Weight:
36.09ct
Size:
28.5 x 17.8 mm
Clarity:
VS
Content:
1 pc
Price:
$
238.20
Item in Stock
More Options & Item Details
ID:
659821
Weight:
3.23ct (total)
Size:
10 x 5 mm (calibrated)
Clarity:
Translucent
Content:
2 pcs
Price:
$
7.79
Item in Stock
More Options & Item Details
ID:
431321
Weight:
1.34ct (total)
Size:
5 x 5 mm (calibrated)
Clarity:
VS
Content:
2 pcs
Price:
$
14.14
Item in Stock
More Options & Item Details
ID:
716390
Weight:
0.71ct
Size:
9 x 4.6 mm
Clarity:
VVS
Content:
1 pc
Price:
$
45.16
Item in Stock
More Options & Item Details
ID:
492372
Weight:
7.91ct
Size:
16 x 12.8 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
29.75
Item in Stock
More Options & Item Details
ID:
454958
Weight:
23.12ct (total)
Size:
20.3 x 13.9 mm
Clarity:
Opaque
Content:
2 pcs
Price:
$
30.52
Item in Stock
More Options & Item Details
ID:
704568
Weight:
2.50ct
Size:
12 x 8 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
75.00
Item in Stock
More Options & Item Details
ID:
391935
Weight:
4.49ct (total)
Size:
6.6 x 4.9 mm
Clarity:
VS
Content:
4 pcs
Price:
$
118.54
Item in Stock
More Options & Item Details
ID:
418270
Weight:
6.44ct
Size:
14.4 x 10.5 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
12.76
Item in Stock
More Options & Item Details
ID:
392577
Weight:
2.81ct (total)
Size:
6 x 6 mm (calibrated)
Clarity:
VS
Content:
2 pcs
Price:
$
74.18
Item in Stock
More Options & Item Details
ID:
663468
Weight:
1.06ct
Size:
6 x 6 mm (calibrated)
Clarity:
VS
Price:
$
8.90
Item in Stock
More Options & Item Details
Select
1
2
3
pcs 0 in Cart
ID:
672479
Weight:
16.85ct
Size:
27.7 x 16 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
20.22
Item in Stock
More Options & Item Details
ID:
431425
Weight:
1.58ct
Size:
5.9 x 5.7 mm
Clarity:
VS-SI
Content:
1 pc
Price:
$
37.54
Item in Stock
More Options & Item Details
ID:
548106
Weight:
1.61ct
Size:
8 x 6 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
32.62
Item in Stock
More Options & Item Details
ID:
699284
Weight:
1.63ct
Size:
7.4 x 6.2 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
9.78
Item in Stock
More Options & Item Details
ID:
711780
Weight:
13.87ct
Size:
20 x 15 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
36.95
Item in Stock
More Options & Item Details
ID:
328246
Weight:
13.94ct (total)
Size:
12 x 12 mm (calibrated)
Clarity:
Opaque
Content:
2 pcs
Price:
$
92.00
Item in Stock
More Options & Item Details
ID:
730113
Weight:
0.63ct
Size:
7.2 x 3.6 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
37.80
Item in Stock
More Options & Item Details
ID:
537519
Weight:
1.10ct
Size:
7 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
32.54
Item in Stock
More Options & Item Details
ID:
635573
Weight:
1.16ct
Size:
7 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
30.62
Item in Stock
More Options & Item Details
ID:
606947
Weight:
17.64ct
Size:
21.4 x 11.3 mm
Clarity:
VVS
Content:
1 pc
Price:
$
163.00
Item in Stock
More Options & Item Details
ID:
461610
Weight:
1.23ct
Size:
10 x 8 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
57.41
Item in Stock
More Options & Item Details
ID:
562149
Weight:
5.14ct
Size:
11.5 x 9.5 mm
Clarity:
VS-SI
Content:
1 pc
Price:
$
271.39
Item in Stock
More Options & Item Details
ID:
436761
Weight:
3.09ct (total)
Size:
4.5 mm (calibrated)
Clarity:
VS
Content:
6 pcs
Price:
$
122.36
Item in Stock
More Options & Item Details
ID:
654815
Weight:
2.05ct
Size:
20.2 x 5.1 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
17.22
Item in Stock
More Options & Item Details
ID:
722796
Weight:
0.60ct
Size:
5 x 5 mm (calibrated)
Clarity:
VVS-VS
Price:
$
18.00
Item in Stock
More Options & Item Details
Select
1
2
3
pcs 0 in Cart
ID:
401591
Weight:
2.22ct (total)
Size:
4.5 mm (calibrated)
Clarity:
VVS-VS
Content:
4 pcs
Price:
$
90.84
Item in Stock
More Options & Item Details
ID:
500218
Weight:
2.02ct (total)
Size:
2.1 mm (calibrated)
Clarity:
Transparent
Content:
30 pcs
Price:
$
13.33
Item in Stock
More Options & Item Details
ID:
548285
Weight:
1.08ct
Size:
5.9 x 4.9 mm
Clarity:
VS
Content:
1 pc
Price:
$
72.95
Item in Stock
More Options & Item Details
ID:
685562
Weight:
1.11ct
Size:
6 x 6 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
10.66
Item in Stock
More Options & Item Details
ID:
672581
Weight:
1.72ct
Size:
9 x 7 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
41.28
Item in Stock
More Options & Item Details
ID:
476296
Weight:
5.74ct
Size:
14 x 10 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
40.31
Item in Stock
More Options & Item Details
ID:
341707
Weight:
12.42ct (total)
Size:
14 x 10 mm (calibrated)
Clarity:
Opaque
Content:
2 pcs
Price:
$
20.49
Item in Stock
More Options & Item Details
ID:
708650
Weight:
1.48ct
Size:
8 x 6 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
30.56
Item in Stock
More Options & Item Details
ID:
482242
Weight:
1.99ct
Size:
9 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
14.35
Item in Stock
More Options & Item Details
ID:
394445
Weight:
7.82ct (total)
Size:
10 x 10 mm (calibrated)
Clarity:
Transparent
Content:
2 pcs
Price:
$
46.92
Item in Stock
More Options & Item Details
ID:
706804
Weight:
2.15ct
Size:
9 x 7 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
5.16
Item in Stock
More Options & Item Details
ID:
738781
Weight:
0.41ct
Size:
8 x 4 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
3.69
Item in Stock
More Options & Item Details
ID:
714152
Weight:
0.40ct
Size:
4.2 mm
Clarity:
SI
Content:
1 pc
Price:
$
12.00
Item in Stock
More Options & Item Details
ID:
727232
Weight:
0.84ct
Size:
6 x 4 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
15.12
Item in Stock
More Options & Item Details
ID:
640373
Weight:
1.30ct
Size:
8 x 8 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
37.44
Item in Stock
More Options & Item Details
ID:
521449
Weight:
31.25ct
Size:
34.3 x 17.2 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
247.50
Item in Stock
More Options & Item Details
ID:
725633
Weight:
0.73ct
Size:
6 x 6 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
7.01
Item in Stock
More Options & Item Details
ID:
687574
Weight:
2.24ct (total)
Size:
6.5 mm (calibrated)
Clarity:
Translucent
Content:
2 pcs
Price:
$
6.56
Item in Stock
More Options & Item Details
ID:
388264
Weight:
2.88ct (total)
Size:
4.6 x 4.5 mm
Clarity:
VVS-VS
Content:
6 pcs
Price:
$
19.01
Item in Stock
More Options & Item Details
ID:
521722
Weight:
2.40ct
Size:
8.4 x 7.4 mm
Clarity:
VS
Content:
1 pc
Price:
$
285.12
Item in Stock
More Options & Item Details
ID:
548972
Weight:
3.40ct
Size:
11 x 9 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
22.44
Item in Stock
More Options & Item Details
ID:
574914
Weight:
7.24ct
Size:
18 x 9.4 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
65.57
Item in Stock
More Options & Item Details
ID:
725217
Weight:
0.70ct
Size:
8.4 x 3.1 mm
Clarity:
VVS
Content:
1 pc
Price:
$
29.40
Item in Stock
More Options & Item Details
ID:
662811
Weight:
0.65ct
Size:
8 x 4 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
12.48
Item in Stock
More Options & Item Details
ID:
594842
Weight:
28.88ct
Size:
25.4 x 16.2 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
228.73
Item in Stock
More Options & Item Details
ID:
540022
Weight:
0.81ct (total)
Size:
6 x 4 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
8.56
Item in Stock
More Options & Item Details
ID:
706379
Weight:
9.93ct
Size:
14.2 x 12.8 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
20.26
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
Enjoy every moment
Posted By Ferns in October, 2025
Source: Bizrate
Overall Rating -> 10
Appreciated the selection. Jadeite is hard to find under $100. Website has alot of variety.
Posted By Jess in February, 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 -> 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
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
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 -> 10
It was easy to find what I wanted
Posted By Villian in December, 2024
Source: Bizrate
Overall Rating -> 8
great experience
Posted By T in December, 2024
Source: Bizrate
Overall Rating -> 10
love the site, the experience and the products.
Posted By Ckingpots in July, 2025
Source: Bizrate