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:
697528
Weight:
5.85ct
Size:
15.2 x 9.1 mm
Clarity:
VVS
Content:
1 pc
Price:
$
42.12
Item in Stock
More Options & Item Details
ID:
649871
Weight:
8.35ct
Size:
18 x 13 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
5.92
Item in Stock
More Options & Item Details
ID:
524806
Weight:
50.90ct
Size:
33 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
221.05
Item in Stock
More Options & Item Details
ID:
418588
Weight:
5.97ct
Size:
16.4 x 10.8 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
11.83
Item in Stock
More Options & Item Details
ID:
681984
Weight:
11.68ct
Size:
15.7 x 12.5 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
70.08
Item in Stock
More Options & Item Details
ID:
699276
Weight:
1.62ct
Size:
6.8 x 6.3 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
9.72
Item in Stock
More Options & Item Details
ID:
325566
Weight:
1.45ct (total)
Size:
3.7 mm
Clarity:
VVS-VS
Content:
6 pcs
Price:
$
174.00
Item in Stock
More Options & Item Details
ID:
712787
Weight:
10.20ct
Size:
16 x 12 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
27.17
Item in Stock
More Options & Item Details
ID:
673227
Weight:
1.74ct
Size:
9 x 7 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
41.76
Item in Stock
More Options & Item Details
ID:
376909
Weight:
1.21ct
Size:
6.6 x 6.2 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
11.18
Item in Stock
More Options & Item Details
ID:
517926
Weight:
2.87ct
Size:
9.4 x 8 mm
Clarity:
VS
Content:
1 pc
Price:
$
56.83
Item in Stock
More Options & Item Details
ID:
732049
Weight:
0.63ct
Size:
5 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
15.12
Item in Stock
More Options & Item Details
ID:
395811
Weight:
7.91ct
Size:
11 x 11 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
387.58
Item in Stock
More Options & Item Details
ID:
593172
Weight:
0.74ct
Size:
8 x 6 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
29.30
Item in Stock
More Options & Item Details
ID:
698609
Weight:
3.55ct
Size:
11 x 9 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
29.82
Item in Stock
More Options & Item Details
ID:
397384
Weight:
9.82ct
Size:
13 x 13 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
64.81
Item in Stock
More Options & Item Details
ID:
658603
Weight:
16.77ct
Size:
15.9 x 15.4 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
24.55
Item in Stock
More Options & Item Details
ID:
435764
Weight:
2.34ct
Size:
10 x 8 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
14.04
Item in Stock
More Options & Item Details
ID:
676934
Weight:
0.05ct
Size:
2.3 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
19.62
Item in Stock
More Options & Item Details
ID:
745564
Weight:
4.73ct
Size:
9.9 x 9.1 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
236.50
Item in Stock
More Options & Item Details
ID:
460620
Weight:
5.93ct
Size:
11.1 x 10 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
54.79
Item in Stock
More Options & Item Details
ID:
692717
Weight:
23.68ct
Size:
20 x 15 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
198.91
Item in Stock
More Options & Item Details
ID:
687202
Weight:
0.24ct
Size:
5 x 3 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
11.52
Item in Stock
More Options & Item Details
ID:
453828
Weight:
3.22ct
Size:
12 x 8 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
29.75
Item in Stock
More Options & Item Details
ID:
501547
Weight:
22.70ct (total)
Size:
32.9 x 10.1 mm
Clarity:
Transparent
Content:
2 pcs
Price:
$
89.89
Item in Stock
More Options & Item Details
ID:
463801
Weight:
4.42ct
Size:
11 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
8.75
Item in Stock
More Options & Item Details
ID:
734689
Weight:
29.90ct
Size:
28 x 19.9 mm
Clarity:
VVS
Content:
1 pc
Price:
$
287.04
Item in Stock
More Options & Item Details
ID:
713927
Weight:
2.20ct (total)
Size:
8 x 6 mm (calibrated)
Clarity:
Translucent
Content:
2 pcs
Price:
$
18.48
Item in Stock
More Options & Item Details
ID:
561462
Weight:
0.80ct (total)
Size:
6 x 4 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
6.08
Item in Stock
More Options & Item Details
ID:
513229
Weight:
6.74ct
Size:
13 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
26.69
Item in Stock
More Options & Item Details
ID:
715678
Weight:
0.79ct
Size:
11.9 x 2.7 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
50.24
Item in Stock
More Options & Item Details
ID:
733093
Weight:
0.54ct
Size:
6.1 x 4.1 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
22.68
Item in Stock
More Options & Item Details
ID:
453128
Weight:
4.77ct (total)
Size:
7 x 5 mm (calibrated)
Clarity:
VVS-VS
Content:
6 pcs
Price:
$
44.08
Item in Stock
More Options & Item Details
ID:
640580
Weight:
1.51ct
Size:
7.2 x 6 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
9.97
Item in Stock
More Options & Item Details
ID:
618053
Weight:
23.17ct (total)
Size:
20 mm (calibrated)
Clarity:
Opaque
Content:
2 pcs
Price:
$
61.16
Item in Stock
More Options & Item Details
ID:
474690
Weight:
1.75ct
Size:
8 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
16.18
Item in Stock
More Options & Item Details
ID:
667593
Weight:
30.12ct
Size:
25 x 18 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
39.76
Item in Stock
More Options & Item Details
ID:
333704
Weight:
2.65ct (total)
Size:
3 x 2.8 mm
Clarity:
Transparent
Content:
20 pcs
Price:
$
90.95
Item in Stock
More Options & Item Details
ID:
417754
Weight:
2.31ct (total)
Size:
5.3 x 3.9 mm
Clarity:
VS
Content:
4 pcs
Price:
$
94.52
Item in Stock
More Options & Item Details
ID:
557203
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:
730416
Weight:
13.16ct
Size:
19.3 x 13.1 mm
Clarity:
VS-SI
Content:
1 pc
Price:
$
1,263.36
Item in Stock
More Options & Item Details
ID:
708768
Weight:
27.44ct
Size:
22.3 x 15.2 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
98.78
Item in Stock
More Options & Item Details
ID:
376640
Weight:
4.00ct (total)
Size:
7.6 x 6.9 mm
Clarity:
Transparent
Content:
2 pcs
Price:
$
36.96
Item in Stock
More Options & Item Details
ID:
591703
Weight:
5.02ct
Size:
11.6 x 8.8 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
47.24
Item in Stock
More Options & Item Details
ID:
504592
Weight:
2.31ct
Size:
8 x 8 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
16.28
Item in Stock
More Options & Item Details
ID:
493257
Weight:
5.39ct
Size:
13.5 x 9.7 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
40.93
Item in Stock
More Options & Item Details
ID:
397386
Weight:
8.35ct
Size:
13 x 13 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
55.12
Item in Stock
More Options & Item Details
ID:
530262
Weight:
6.89ct (total)
Size:
9 mm (calibrated)
Clarity:
Opaque
Content:
2 pcs
Price:
$
27.29
Item in Stock
More Options & Item Details
ID:
622736
Weight:
1.76ct (total)
Size:
7 x 5 mm (calibrated)
Clarity:
VS
Content:
2 pcs
Price:
$
29.57
Item in Stock
More Options & Item Details
ID:
449671
Weight:
8.35ct (total)
Size:
7.4 x 7 mm
Clarity:
Transparent
Content:
4 pcs
Price:
$
55.12
Item in Stock
More Options & Item Details
ID:
554459
Weight:
0.87ct (total)
Size:
6 x 4 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
17.23
Item in Stock
More Options & Item Details
ID:
481595
Weight:
23.15ct
Size:
18.7 x 16.8 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
33.30
Item in Stock
More Options & Item Details
ID:
438679
Weight:
1.12ct
Size:
5.7 mm
Clarity:
VVS
Content:
1 pc
Price:
$
29.57
Item in Stock
More Options & Item Details
ID:
449688
Weight:
6.19ct (total)
Size:
8.3 x 6.7 mm
Clarity:
Transparent
Content:
4 pcs
Price:
$
40.86
Item in Stock
More Options & Item Details
ID:
633087
Weight:
14.31ct (total)
Size:
25.5 x 10.1 mm
Clarity:
Opaque
Content:
2 pcs
Price:
$
65.08
Item in Stock
More Options & Item Details
ID:
736503
Weight:
28.65ct (total)
Size:
27.5 x 17.7 mm
Clarity:
Opaque
Content:
2 pcs
Price:
$
33.81
Item in Stock
More Options & Item Details
ID:
315166
Weight:
1.96ct
Size:
11.9 x 9.2 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
98.78
Item in Stock
More Options & Item Details
ID:
462916
Weight:
1.69ct (total)
Size:
7 x 5 mm (calibrated)
Clarity:
Transparent
Content:
4 pcs
Price:
$
89.23
Item in Stock
More Options & Item Details
ID:
466393
Weight:
8.15ct (total)
Size:
8 mm (calibrated)
Clarity:
Translucent
Content:
6 pcs
Price:
$
301.22
Item in Stock
More Options & Item Details
ID:
518685
Weight:
30.47ct
Size:
25 x 18 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
35.80
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 Gem Select! When you order what you see is what you get. As soon as you make payment that particular gem is taken off the photo album. That way the one you select is a one of that kind.
Posted By Desertchick in March, 2025
Source: Bizrate
Overall Rating -> 10
I'm happy.
Posted By Ray in January, 2025
Source: Bizrate
Overall Rating -> 9
Nothing bad to report. Everything is as expected. The gems and the price are all very good.
Posted By Dafanatic in August, 2025
Source: Bizrate
Overall Rating -> 8
everything was fine
Posted By Marc in January, 2025
Source: Bizrate
Overall Rating -> 9
Fast and reliable service.
Posted By Zæck in December, 2025
Source: Bizrate
Overall Rating -> 10
It was easy to navigate
Posted By GemGod in July, 2025
Source: Bizrate
Overall Rating -> 10
I would recommend gem select yo everyone
Fast service and no problems
Posted By Steve in March, 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
easy site to navigate
Posted By Curt's Cabochons in June, 2025
Source: Bizrate