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
Black 6mm Round Gemstones
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 (1)
Chocolate Opal (1)
Color-Change Garnet (3)
Emerald (9)
Hessonite Garnet (30)
Kyanite (36)
Labradorite (12)
Malaya Garnet (7)
Moonstone (1)
Morganite (1)
Opal (9)
Peridot (10)
Prehnite (1)
Pyrope Garnet (1)
Rainbow Moonstone (5)
Ruby (37)
Smoky Quartz (2)
Sphalerite (15)
Sphene (2)
Star Diopside (2)
Star Sapphire (1)
Sunstone (4)
Tanzanite (5)
Tiger's Eye (1)
Topaz (1)
Tourmaline (70)
Zircon (148)
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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:
546440
Weight:
avg. 1.11 ct / each
Size:
6 mm (calibrated)
Clarity:
SI-I1
Price:
$
18.77
Item in Stock
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Select
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pcs
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:
656738
Weight:
avg. 0.92 ct / each
Size:
6 mm (calibrated)
Clarity:
Opaque
Price:
$
1.09
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:
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:
622559
Weight:
1.06ct
Size:
6 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
22.30
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:
714026
Weight:
0.51ct
Size:
6 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
27.54
Item in Stock
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ID:
498829
Weight:
0.93ct
Size:
6 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
49.10
Item in Stock
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ID:
660346
Weight:
1.22ct
Size:
6 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
2.94
Item in Stock
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ID:
358656
Weight:
2.37ct (total)
Size:
6 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
45.08
Item in Stock
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ID:
683987
Weight:
2.15ct (total)
Size:
6 mm (calibrated)
Clarity:
Translucent
Content:
2 pcs
Price:
$
3.10
Item in Stock
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ID:
720349
Weight:
1.20ct
Size:
6 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
115.50
Item in Stock
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ID:
358902
Weight:
2.47ct (total)
Size:
6 mm (calibrated)
Clarity:
VS
Content:
2 pcs
Price:
$
47.02
Item in Stock
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ID:
481885
Weight:
1.20ct
Size:
6 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
34.50
Item in Stock
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ID:
712693
Weight:
1.29ct
Size:
6 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
25.76
Item in Stock
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ID:
732591
Weight:
0.68ct
Size:
6 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
26.11
Item in Stock
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ID:
481428
Weight:
2.55ct (total)
Size:
6 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
73.27
Item in Stock
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ID:
499507
Weight:
1.21ct
Size:
6 mm (calibrated)
Clarity:
VS-SI
Content:
1 pc
Price:
$
502.26
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:
608453
Weight:
2.42ct (total)
Size:
6 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
76.67
Item in Stock
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ID:
714935
Weight:
1.34ct
Size:
6 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
3.47
Item in Stock
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ID:
729068
Weight:
1.06ct
Size:
6 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
95.40
Item in Stock
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ID:
737505
Weight:
1.18ct
Size:
6 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
29.50
Item in Stock
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ID:
722535
Weight:
1.18ct
Size:
6 mm (calibrated)
Clarity:
VS-SI
Content:
1 pc
Price:
$
127.44
Item in Stock
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ID:
359617
Weight:
4.40ct (total)
Size:
6 mm (calibrated)
Clarity:
VVS-VS
Content:
4 pcs
Price:
$
84.05
Item in Stock
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ID:
711008
Weight:
0.96ct
Size:
6 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
19.16
Item in Stock
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ID:
711007
Weight:
0.89ct
Size:
6 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
17.77
Item in Stock
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ID:
711545
Weight:
1.18ct
Size:
6 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
23.57
Item in Stock
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ID:
691233
Weight:
1.12ct
Size:
6 mm (calibrated)
Clarity:
SI-I1
Content:
1 pc
Price:
$
67.20
Item in Stock
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ID:
569423
Weight:
1.06ct
Size:
6 mm (calibrated)
Clarity:
VS-SI
Content:
1 pc
Price:
$
937.49
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:
359357
Weight:
2.42ct (total)
Size:
6 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
47.92
Item in Stock
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ID:
621774
Weight:
1.04ct
Size:
6 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
21.88
Item in Stock
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ID:
729159
Weight:
1.20ct
Size:
6 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
129.60
Item in Stock
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ID:
710825
Weight:
1.07ct
Size:
6 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
21.36
Item in Stock
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ID:
405467
Weight:
2.66ct (total)
Size:
6 mm (calibrated)
Clarity:
VS
Content:
2 pcs
Price:
$
86.83
Item in Stock
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ID:
621636
Weight:
0.97ct
Size:
6 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
18.54
Item in Stock
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ID:
594712
Weight:
1.26ct
Size:
6 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
44.90
Item in Stock
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ID:
585131
Weight:
1.79ct (total)
Size:
6 mm (calibrated)
Clarity:
Transparent
Content:
2 pcs
Price:
$
35.45
Item in Stock
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ID:
358589
Weight:
2.25ct (total)
Size:
6 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
42.79
Item in Stock
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ID:
722467
Weight:
1.35ct
Size:
6 mm (calibrated)
Clarity:
VS-SI
Content:
1 pc
Price:
$
145.80
Item in Stock
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ID:
477307
Weight:
1.46ct (total)
Size:
6 mm (calibrated)
Clarity:
Transparent
Content:
3 pcs
Price:
$
41.06
Item in Stock
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ID:
359115
Weight:
2.36ct (total)
Size:
6 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
44.92
Item in Stock
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ID:
712292
Weight:
2.04ct (total)
Size:
6 mm (calibrated)
Clarity:
Transparent
Content:
2 pcs
Price:
$
40.74
Item in Stock
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ID:
594707
Weight:
1.24ct
Size:
6 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
44.20
Item in Stock
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ID:
490597
Weight:
3.32ct (total)
Size:
6 mm (calibrated)
Clarity:
VS
Content:
4 pcs
Price:
$
39.08
Item in Stock
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ID:
691364
Weight:
1.22ct
Size:
6 mm (calibrated)
Clarity:
SI-I1
Content:
1 pc
Price:
$
73.20
Item in Stock
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ID:
720527
Weight:
1.11ct
Size:
6 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
106.84
Item in Stock
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ID:
608973
Weight:
2.52ct (total)
Size:
6 mm (calibrated)
Clarity:
VVS
Content:
2 pcs
Price:
$
79.84
Item in Stock
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ID:
359586
Weight:
4.73ct (total)
Size:
6 mm (calibrated)
Clarity:
VVS-VS
Content:
4 pcs
Price:
$
90.34
Item in Stock
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ID:
680695
Weight:
1.18ct
Size:
6 mm (calibrated)
Clarity:
SI
Content:
1 pc
Price:
$
35.40
Item in Stock
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ID:
490508
Weight:
4.85ct (total)
Size:
6 mm (calibrated)
Clarity:
VS
Content:
5 pcs
Price:
$
51.91
Item in Stock
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ID:
709080
Weight:
0.97ct
Size:
6 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
20.03
Item in Stock
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ID:
358886
Weight:
4.64ct (total)
Size:
6 mm (calibrated)
Clarity:
VVS-VS
Content:
4 pcs
Price:
$
88.32
Item in Stock
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ID:
358897
Weight:
2.12ct (total)
Size:
6 mm (calibrated)
Clarity:
VS
Content:
2 pcs
Price:
$
40.36
Item in Stock
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ID:
358645
Weight:
2.51ct (total)
Size:
6 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
47.75
Item in Stock
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ID:
608971
Weight:
2.46ct (total)
Size:
6 mm (calibrated)
Clarity:
VVS
Content:
2 pcs
Price:
$
77.93
Item in Stock
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Why Buy 6mm Round Gemstones from GemSelect?
FAQs
What types of 6mm round gemstones does GemSelect offer?
GemSelect provides a wide variety of 6mm round gemstones, including popular options like ruby, sapphire, amethyst, emerald, garnet, topaz, and more exotic choices such as moonstone, opal, and zircon.
Are these gemstones natural or synthetic?
All 6mm round gemstones at GemSelect are 100% natural unless otherwise specified in the product description. We pride ourselves on offering authentic, high-quality gems.
Can I use these gemstones for jewelry making?
Yes, our 6mm round gemstones are calibrated to fit standard jewelry settings, making them ideal for rings, earrings, pendants, and other custom designs.
How do I choose the right gemstone for my project?
Consider factors like color, hardness, and clarity based on your jewelry design. For example, sapphires and rubies are durable for everyday wear, while softer stones like opal may suit occasional pieces. Our detailed product listings include these specifics to help you decide.
Do you offer bulk discounts for 6mm round gemstones?
Yes, GemSelect often provides discounts on bulk purchases or gemstone lots. Check individual product pages or contact our customer service for more details on available offers.
What is the return policy for loose gemstones?
GemSelect offers a hassle-free return policy. If you’re not satisfied with your 6mm round gemstone purchase, you can return it within a specified period, typically 30 days, provided the stone is in its original condition. Please review our return policy for full details.
GemSelect Certified Store ReviewsGemSelect: Over 22 Years in the Gemstone Business! Thank you for trusting us with your purchase!
Overall Rating -> 9
I love the gems!
Posted By MM in April, 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
Overall Rating -> 10
Very food
Posted By Keeto in July, 2025
Source: Bizrate
Overall Rating -> 10
They have a wonderful selection of gems of all sorts, shapes, cuts, and quality. I am very particular about the quality of stones I buy, and found many with VVS clarity and excellent cut and polish. I am thrilled with each of the stones I purchased, and would definitely recommend GemSelect to everyone.
Posted By Debsarabs in February, 2026
Source: Bizrate
Overall Rating -> 10
Love beauty, color, quality, and price of these gems. Personal projects and will come here soon and everytime.
Posted By Darkstar in June, 2025
Source: Bizrate
Overall Rating -> 10
It was good. There was a large selection at prices I could afford.
Posted By Zorah in February, 2026
Source: Bizrate
