6mm Round Gemstones for Sale
Welcome to GemSelect’s collection of 6mm round gemstones , perfect for crafting unique jewelry pieces. From vibrant rubies to serene moonstones, our carefully curated selection offers a variety of high-quality gems to suit any style or project. Explore now and find the ideal stone for your next creation.
Bi-color
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Blue 6mm Round Gemstones
Brown 6mm Round Gemstones
Golden 6mm Round Gemstones
Gray 6mm Round Gemstones
Green 6mm Round Gemstones
Multicolor 6mm Round Gemstones
Orange 6mm Round Gemstones
Pink 6mm Round Gemstones
Purple 6mm Round Gemstones
Red 6mm Round Gemstones
Turquoise
Violet 6mm Round Gemstones
White 6mm Round Gemstones
Yellow 6mm Round Gemstones
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Gemtypes in Category:
Amethyst (1)
Cat's Eye Moonstone (4)
Chocolate Opal (1)
Color-Change Garnet (3)
Emerald (9)
Hessonite Garnet (31)
Kyanite (43)
Labradorite (16)
Malaya Garnet (8)
Moonstone (2)
Morganite (1)
Opal (10)
Peridot (10)
Prehnite (1)
Pyrope Garnet (4)
Rainbow Moonstone (5)
Ruby (38)
Smoky Quartz (2)
Sphalerite (16)
Sphene (3)
Star Sapphire (1)
Strawberry Quartz (1)
Sunstone (4)
Tanzanite (6)
Tiger's Eye (1)
Topaz (2)
Tourmaline (72)
Zircon (151)
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ID:
546440
Weight:
avg. 1.11 ct / each
Size:
6 mm (calibrated)
Clarity:
SI-I1
Price:
$
18.77
Item in Stock
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36
pcs
ID:
692162
Weight:
1.05ct
Size:
6 mm (calibrated)
Clarity:
SI-I1
Content:
1 pc
Price:
$
63.00
Item in Stock
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ID:
498598
Weight:
1.10ct
Size:
6 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
58.08
Item in Stock
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ID:
495949
Weight:
1.19ct
Size:
6 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
66.77
Item in Stock
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ID:
545720
Weight:
1.14ct
Size:
6 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
3.42
Item in Stock
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ID:
572785
Weight:
0.64ct
Size:
6 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
21.12
Item in Stock
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ID:
481877
Weight:
1.13ct
Size:
6 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
24.61
Item in Stock
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ID:
602853
Weight:
2.18ct (total)
Size:
6 mm (calibrated)
Clarity:
SI-I1
Content:
2 pcs
Price:
$
71.94
Item in Stock
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ID:
481435
Weight:
2.14ct (total)
Size:
6 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
51.25
Item in Stock
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ID:
594215
Weight:
2.47ct (total)
Size:
6 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
88.03
Item in Stock
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ID:
624920
Weight:
1.03ct
Size:
6 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
21.02
Item in Stock
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ID:
585127
Weight:
2.17ct (total)
Size:
6 mm (calibrated)
Clarity:
Transparent
Content:
2 pcs
Price:
$
35.81
Item in Stock
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ID:
680787
Weight:
1.32ct
Size:
6 mm (calibrated)
Clarity:
SI
Content:
1 pc
Price:
$
39.60
Item in Stock
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ID:
622559
Weight:
1.06ct
Size:
6 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
22.30
Item in Stock
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ID:
656738
Weight:
avg. 0.92 ct / each
Size:
6 mm (calibrated)
Clarity:
Opaque
Price:
$
1.09
Item in Stock
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ID:
680709
Weight:
1.02ct
Size:
6 mm (calibrated)
Clarity:
SI
Content:
1 pc
Price:
$
30.60
Item in Stock
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ID:
613480
Weight:
0.92ct
Size:
6 mm (calibrated)
Clarity:
VS-SI
Content:
1 pc
Price:
$
30.36
Item in Stock
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ID:
685877
Weight:
1.06ct
Size:
6 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
19.51
Item in Stock
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ID:
670640
Weight:
1.27ct
Size:
6 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
106.68
Item in Stock
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ID:
712685
Weight:
1.06ct
Size:
6 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
21.17
Item in Stock
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ID:
680925
Weight:
1.27ct
Size:
6 mm (calibrated)
Clarity:
SI
Content:
1 pc
Price:
$
38.10
Item in Stock
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ID:
359592
Weight:
2.43ct (total)
Size:
6 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
46.42
Item in Stock
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ID:
691701
Weight:
0.95ct
Size:
6 mm (calibrated)
Clarity:
SI-I1
Content:
1 pc
Price:
$
57.00
Item in Stock
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ID:
358893
Weight:
2.23ct (total)
Size:
6 mm (calibrated)
Clarity:
VS
Content:
2 pcs
Price:
$
42.46
Item in Stock
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ID:
712290
Weight:
1.97ct (total)
Size:
6 mm (calibrated)
Clarity:
Transparent
Content:
2 pcs
Price:
$
39.34
Item in Stock
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ID:
358963
Weight:
4.71ct (total)
Size:
6 mm (calibrated)
Clarity:
VVS-VS
Content:
4 pcs
Price:
$
89.65
Item in Stock
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ID:
434540
Weight:
2.64ct (total)
Size:
6 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
69.70
Item in Stock
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ID:
358889
Weight:
4.70ct (total)
Size:
6 mm (calibrated)
Clarity:
VVS-VS
Content:
4 pcs
Price:
$
89.46
Item in Stock
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ID:
625397
Weight:
1.82ct (total)
Size:
6 mm (calibrated)
Clarity:
VS
Content:
2 pcs
Price:
$
33.79
Item in Stock
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ID:
712222
Weight:
1.00ct
Size:
6 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
19.97
Item in Stock
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ID:
732975
Weight:
0.88ct
Size:
6 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
21.12
Item in Stock
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ID:
712688
Weight:
1.06ct
Size:
6 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
21.17
Item in Stock
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ID:
585126
Weight:
1.90ct (total)
Size:
6 mm (calibrated)
Clarity:
Transparent
Content:
2 pcs
Price:
$
37.62
Item in Stock
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ID:
594216
Weight:
2.06ct (total)
Size:
6 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
73.42
Item in Stock
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ID:
720528
Weight:
0.99ct
Size:
6 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
95.29
Item in Stock
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ID:
509898
Weight:
0.92ct
Size:
6 mm (calibrated)
Clarity:
VS-SI
Content:
1 pc
Price:
$
36.43
Item in Stock
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ID:
728907
Weight:
1.14ct
Size:
6 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
123.12
Item in Stock
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ID:
670695
Weight:
1.04ct
Size:
6 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
87.36
Item in Stock
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ID:
680712
Weight:
1.03ct
Size:
6 mm (calibrated)
Clarity:
SI
Content:
1 pc
Price:
$
30.90
Item in Stock
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ID:
691869
Weight:
0.97ct
Size:
6 mm (calibrated)
Clarity:
SI-I1
Content:
1 pc
Price:
$
58.20
Item in Stock
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ID:
732046
Weight:
1.11ct
Size:
6 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
26.64
Item in Stock
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ID:
481929
Weight:
4.75ct (total)
Size:
6 mm (calibrated)
Clarity:
VVS-VS
Content:
4 pcs
Price:
$
136.57
Item in Stock
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ID:
359616
Weight:
4.43ct (total)
Size:
6 mm (calibrated)
Clarity:
VVS
Content:
4 pcs
Price:
$
84.61
Item in Stock
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ID:
481875
Weight:
1.13ct
Size:
6 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
32.48
Item in Stock
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ID:
700081
Weight:
1.08ct
Size:
6 mm (calibrated)
Clarity:
VS-SI
Content:
1 pc
Price:
$
64.80
Item in Stock
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ID:
615233
Weight:
0.97ct
Size:
6 mm (calibrated)
Clarity:
VS-SI
Content:
1 pc
Price:
$
24.32
Item in Stock
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ID:
708392
Weight:
0.99ct
Size:
6 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
20.45
Item in Stock
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ID:
680710
Weight:
0.95ct
Size:
6 mm (calibrated)
Clarity:
SI
Content:
1 pc
Price:
$
28.50
Item in Stock
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ID:
378018
Weight:
2.26ct (total)
Size:
6 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
44.75
Item in Stock
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ID:
712687
Weight:
0.93ct
Size:
6 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
18.58
Item in Stock
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ID:
721769
Weight:
0.91ct
Size:
6 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
43.68
Item in Stock
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ID:
614755
Weight:
1.77ct (total)
Size:
6 mm (calibrated)
Clarity:
VS
Content:
2 pcs
Price:
$
18.70
Item in Stock
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ID:
684275
Weight:
0.97ct
Size:
6 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
93.12
Item in Stock
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ID:
635390
Weight:
0.82ct
Size:
6 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
18.04
Item in Stock
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ID:
498602
Weight:
1.06ct
Size:
6 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
55.97
Item in Stock
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ID:
646947
Weight:
0.89ct
Size:
6 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
32.04
Item in Stock
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ID:
585111
Weight:
1.99ct (total)
Size:
6 mm (calibrated)
Clarity:
Transparent
Content:
2 pcs
Price:
$
10.95
Item in Stock
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ID:
712684
Weight:
1.24ct
Size:
6 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
24.76
Item in Stock
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ID:
730981
Weight:
0.91ct
Size:
6 mm (calibrated)
Clarity:
VS-SI
Content:
1 pc
Price:
$
8.74
Item in Stock
More Options & Item Details
ID:
712224
Weight:
1.20ct
Size:
6 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
23.96
Item in Stock
More Options & Item Details
GemSelect Certified Store ReviewsGemSelect: Over 18 Years in the Gemstone Business! Thank you for trusting us with your purchase!
Overall Rating -> 10
I'm happy.
Posted By Ray in January, 2025
Source: Bizrate
Overall Rating -> 10
very good
Posted By Son Gift in January, 2025
Source: Bizrate
Overall Rating -> 10
Helpselect accomplished all personal growth goals
Posted By Mike in October, 2024
Source: Bizrate
Overall Rating -> 10
Awesome
Posted By D in December, 2024
Source: Bizrate
Overall Rating -> 9
I am very pleased with the ways you can filter your searches on this site, finding exactly what I want with little knowledge of what I am looking for is surprisingly easy!
Posted By Leo in March, 2025
Source: Bizrate
Overall Rating -> 9
Site is easy to navigate - details on cut, polish, and finish work and techniques were helpful. 3d view or wireframe diagram of stones would be nice.
Posted By Tb in August, 2024
Source: Bizrate
Overall Rating -> 10
Ive been looking for a place to buy loose gemstones for years and was thrilled when I found this site
Posted By Bern in October, 2024
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
Good selection, trusted quality. What I have purchased has always been as discribed.
Posted By Sterling in November, 2024
Source: Bizrate
