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
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:
Amethyst (1)
Cat's Eye Moonstone (1)
Chocolate Opal (1)
Color-Change Garnet (3)
Emerald (9)
Hessonite Garnet (31)
Kyanite (36)
Labradorite (13)
Malaya Garnet (7)
Moonstone (1)
Morganite (1)
Opal (9)
Peridot (10)
Prehnite (1)
Pyrope Garnet (1)
Rainbow Moonstone (5)
Ruby (36)
Smoky Quartz (2)
Sphalerite (15)
Sphene (2)
Star Diopside (2)
Star Sapphire (1)
Sunstone (4)
Tanzanite (4)
Tiger's Eye (1)
Topaz (1)
Tourmaline (70)
Zircon (148)
Clear All
ID:
572785
Weight:
0.64ct
Size:
6 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
21.12
Item in Stock
More Options & Item Details
ID:
546440
Weight:
avg. 1.11 ct / each
Size:
6 mm (calibrated)
Clarity:
SI-I1
Price:
$
18.77
Item in Stock
More Options & Item Details
Select
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
pcs
ID:
495949
Weight:
1.19ct
Size:
6 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
66.77
Item in Stock
More Options & Item Details
ID:
624920
Weight:
1.03ct
Size:
6 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
21.02
Item in Stock
More Options & Item Details
ID:
622559
Weight:
1.06ct
Size:
6 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
22.30
Item in Stock
More Options & Item Details
ID:
594215
Weight:
2.47ct (total)
Size:
6 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
88.03
Item in Stock
More Options & Item Details
ID:
680787
Weight:
1.32ct
Size:
6 mm (calibrated)
Clarity:
SI
Content:
1 pc
Price:
$
39.60
Item in Stock
More Options & Item Details
ID:
585127
Weight:
2.17ct (total)
Size:
6 mm (calibrated)
Clarity:
Transparent
Content:
2 pcs
Price:
$
35.81
Item in Stock
More Options & Item Details
ID:
656738
Weight:
avg. 0.92 ct / each
Size:
6 mm (calibrated)
Clarity:
Opaque
Price:
$
1.09
Item in Stock
More Options & Item Details
ID:
680922
Weight:
1.12ct
Size:
6 mm (calibrated)
Clarity:
SI
Content:
1 pc
Price:
$
33.60
Item in Stock
More Options & Item Details
ID:
359617
Weight:
4.40ct (total)
Size:
6 mm (calibrated)
Clarity:
VVS-VS
Content:
4 pcs
Price:
$
84.05
Item in Stock
More Options & Item Details
ID:
709080
Weight:
0.97ct
Size:
6 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
20.03
Item in Stock
More Options & Item Details
ID:
594716
Weight:
2.49ct (total)
Size:
6 mm (calibrated)
Clarity:
VVS
Content:
2 pcs
Price:
$
88.74
Item in Stock
More Options & Item Details
ID:
680826
Weight:
0.80ct
Size:
6 mm (calibrated)
Clarity:
SI
Content:
1 pc
Price:
$
24.00
Item in Stock
More Options & Item Details
ID:
680734
Weight:
0.75ct
Size:
6 mm (calibrated)
Clarity:
SI
Content:
1 pc
Price:
$
22.50
Item in Stock
More Options & Item Details
ID:
359590
Weight:
4.74ct (total)
Size:
6 mm (calibrated)
Clarity:
VVS-VS
Content:
4 pcs
Price:
$
90.54
Item in Stock
More Options & Item Details
ID:
712217
Weight:
0.97ct
Size:
6 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
19.37
Item in Stock
More Options & Item Details
ID:
680786
Weight:
1.09ct
Size:
6 mm (calibrated)
Clarity:
SI
Content:
1 pc
Price:
$
57.00
Item in Stock
More Options & Item Details
ID:
385887
Weight:
2.53ct (total)
Size:
6 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
82.28
Item in Stock
More Options & Item Details
ID:
585131
Weight:
1.79ct (total)
Size:
6 mm (calibrated)
Clarity:
Transparent
Content:
2 pcs
Price:
$
35.45
Item in Stock
More Options & Item Details
ID:
680735
Weight:
0.85ct
Size:
6 mm (calibrated)
Clarity:
SI
Content:
1 pc
Price:
$
25.50
Item in Stock
More Options & Item Details
ID:
594218
Weight:
2.34ct (total)
Size:
6 mm (calibrated)
Clarity:
VS
Content:
2 pcs
Price:
$
83.40
Item in Stock
More Options & Item Details
ID:
728916
Weight:
1.24ct
Size:
6 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
111.60
Item in Stock
More Options & Item Details
ID:
680820
Weight:
0.85ct
Size:
6 mm (calibrated)
Clarity:
SI
Content:
1 pc
Price:
$
25.50
Item in Stock
More Options & Item Details
ID:
477457
Weight:
3.15ct (total)
Size:
6 mm (calibrated)
Clarity:
Translucent
Content:
4 pcs
Price:
$
88.61
Item in Stock
More Options & Item Details
ID:
720528
Weight:
0.99ct
Size:
6 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
95.29
Item in Stock
More Options & Item Details
ID:
708379
Weight:
0.86ct
Size:
6 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
17.76
Item in Stock
More Options & Item Details
ID:
496645
Weight:
1.19ct
Size:
6 mm (calibrated)
Clarity:
VS-SI
Content:
1 pc
Price:
$
439.82
Item in Stock
More Options & Item Details
ID:
644444
Weight:
0.88ct
Size:
6 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
7.39
Item in Stock
More Options & Item Details
ID:
732982
Weight:
0.94ct
Size:
6 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
22.56
Item in Stock
More Options & Item Details
ID:
720349
Weight:
1.20ct
Size:
6 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
115.50
Item in Stock
More Options & Item Details
ID:
608459
Weight:
2.39ct (total)
Size:
6 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
75.72
Item in Stock
More Options & Item Details
ID:
481884
Weight:
1.24ct
Size:
6 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
35.65
Item in Stock
More Options & Item Details
ID:
490502
Weight:
4.77ct (total)
Size:
6 mm (calibrated)
Clarity:
VS
Content:
5 pcs
Price:
$
56.17
Item in Stock
More Options & Item Details
ID:
608458
Weight:
2.49ct (total)
Size:
6 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
71.71
Item in Stock
More Options & Item Details
ID:
358641
Weight:
2.52ct (total)
Size:
6 mm (calibrated)
Clarity:
VVS
Content:
2 pcs
Price:
$
47.93
Item in Stock
More Options & Item Details
ID:
691029
Weight:
1.00ct
Size:
6 mm (calibrated)
Clarity:
SI-I1
Content:
1 pc
Price:
$
60.00
Item in Stock
More Options & Item Details
ID:
608972
Weight:
2.46ct (total)
Size:
6 mm (calibrated)
Clarity:
VVS
Content:
2 pcs
Price:
$
77.93
Item in Stock
More Options & Item Details
ID:
712295
Weight:
2.14ct (total)
Size:
6 mm (calibrated)
Clarity:
Translucent
Content:
2 pcs
Price:
$
42.73
Item in Stock
More Options & Item Details
ID:
680696
Weight:
1.15ct
Size:
6 mm (calibrated)
Clarity:
SI
Content:
1 pc
Price:
$
34.50
Item in Stock
More Options & Item Details
ID:
477460
Weight:
2.11ct (total)
Size:
6 mm (calibrated)
Clarity:
Transparent
Content:
4 pcs
Price:
$
59.35
Item in Stock
More Options & Item Details
ID:
722709
Weight:
0.86ct
Size:
6 mm (calibrated)
Clarity:
VS-SI
Content:
1 pc
Price:
$
92.88
Item in Stock
More Options & Item Details
ID:
358882
Weight:
4.49ct (total)
Size:
6 mm (calibrated)
Clarity:
VVS-VS
Content:
4 pcs
Price:
$
85.48
Item in Stock
More Options & Item Details
ID:
737362
Weight:
1.78ct
Size:
6 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
10.68
Item in Stock
More Options & Item Details
ID:
728937
Weight:
1.37ct
Size:
6 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
147.96
Item in Stock
More Options & Item Details
ID:
680965
Weight:
1.01ct
Size:
6 mm (calibrated)
Clarity:
SI
Content:
1 pc
Price:
$
33.00
Item in Stock
More Options & Item Details
ID:
728912
Weight:
1.20ct
Size:
6 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
129.60
Item in Stock
More Options & Item Details
ID:
680795
Weight:
1.19ct
Size:
6 mm (calibrated)
Clarity:
SI
Content:
1 pc
Price:
$
35.70
Item in Stock
More Options & Item Details
ID:
680682
Weight:
1.10ct
Size:
6 mm (calibrated)
Clarity:
SI
Content:
1 pc
Price:
$
33.00
Item in Stock
More Options & Item Details
ID:
358968
Weight:
4.56ct (total)
Size:
6 mm (calibrated)
Clarity:
VVS-VS
Content:
4 pcs
Price:
$
86.81
Item in Stock
More Options & Item Details
ID:
359371
Weight:
4.57ct (total)
Size:
6 mm (calibrated)
Clarity:
VVS-VS
Content:
4 pcs
Price:
$
90.49
Item in Stock
More Options & Item Details
ID:
481887
Weight:
1.13ct
Size:
6 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
32.48
Item in Stock
More Options & Item Details
ID:
359607
Weight:
4.23ct (total)
Size:
6 mm (calibrated)
Clarity:
VVS
Content:
4 pcs
Price:
$
80.80
Item in Stock
More Options & Item Details
ID:
712216
Weight:
0.78ct
Size:
6 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
15.58
Item in Stock
More Options & Item Details
ID:
358963
Weight:
4.71ct (total)
Size:
6 mm (calibrated)
Clarity:
VVS-VS
Content:
4 pcs
Price:
$
89.65
Item in Stock
More Options & Item Details
ID:
728939
Weight:
1.32ct
Size:
6 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
142.56
Item in Stock
More Options & Item Details
ID:
722500
Weight:
1.08ct
Size:
6 mm (calibrated)
Clarity:
VS-SI
Content:
1 pc
Price:
$
116.64
Item in Stock
More Options & Item Details
ID:
569423
Weight:
1.06ct
Size:
6 mm (calibrated)
Clarity:
VS-SI
Content:
1 pc
Price:
$
937.49
Item in Stock
More Options & Item Details
ID:
680700
Weight:
0.95ct
Size:
6 mm (calibrated)
Clarity:
SI
Content:
1 pc
Price:
$
28.50
Item in Stock
More Options & Item Details
ID:
594712
Weight:
1.26ct
Size:
6 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
44.90
Item in Stock
More Options & Item Details
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 -> 10
excellent deals-excellent service-fair prices
Posted By JD in April, 2025
Source: Bizrate
Overall Rating -> 10
The stones are very nice.
Posted By Mvk in August, 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
Great selection. Maybe too great i kept adding and deleting stuff because i found better looking ones
Posted By Edsor works in October, 2025
Source: Bizrate
Overall Rating -> 10
It's mostly good, only some item's are easier to find through the search than the menu
Posted By Wayne in July, 2025
Source: Bizrate
Overall Rating -> 10
I love the products. I've bought them as gifts and people love my gifts
Posted By Love it! in February, 2026
Source: Bizrate
