X
Gemstone Search

Your Details

Please fill in your email address

Please fill in a password

Forgot your password?

Buy Round Shape 4 mm Gems

Round Shape 4 mm Gems Weight
Round Shape 4 mm Gems Size
Round Shape 4 mm Gems Clarity
Round Shape 4 mm Gems Price
Round Shape 4 mm Gems Treatment

Size Explained

Choose Size or Size Range
For Example: 6-7
For Example: 8-9
Bi-color
Black
Blue Round Shape 4 mm Gems
Brown Round Shape 4 mm Gems
Golden Round Shape 4 mm Gems
Gray Round Shape 4 mm Gems
Green Round Shape 4 mm Gems
Multicolor Round Shape 4 mm Gems
Orange Round Shape 4 mm Gems
Pink
Purple
Red Round Shape 4 mm Gems
Turquoise Round Shape 4 mm Gems
Violet
White Round Shape 4 mm Gems
Yellow Round Shape 4 mm Gems
Single
Pairs
Lots
Faceted
Cabochons
Clear All
  • Actual Product Photos
  • Reliable Quality
  • Full Transparency
  • Large Selection
  • Affordable Prices
  • Fast, Secure Global Shipping
ID: 310823
Weight: 3.07ct (total)
Size: 4 mm (calibrated)
Clarity: VS-SI
Content: 12 pcs
Price: $ 180.58
Item in Stock
More Options & Item Details
Add to Cart
ID: 206879
Weight: 2.37ct (total)
Size: 4 mm (calibrated)
Clarity: VS-SI
Content: 9 pcs
Price: $ 140.78
Item in Stock
More Options & Item Details
Add to Cart
ID: 564615
Weight: 0.23ct
Size: 4 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 505.90
Item in Stock
More Options & Item Details
Add to Cart
ID: 564568
Weight: 0.51ct (total)
Size: 4 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 849.81
Item in Stock
More Options & Item Details
Add to Cart
ID: 238783
Weight: 2.19ct (total)
Size: 4 mm (calibrated)
Clarity: VS
Content: 9 pcs
Price: $ 144.54
Item in Stock
More Options & Item Details
Add to Cart
ID: 592797
Weight: 1.06ct (total)
Size: 4 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 211.20
Item in Stock
More Options & Item Details
Add to Cart
ID: 473235
Weight: 1.08ct (total)
Size: 4 mm (calibrated)
Clarity: VS
Content: 4 pcs
Price: $ 208.82
Item in Stock
More Options & Item Details
Add to Cart
ID: 564617
Weight: 0.25ct
Size: 4 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 549.89
Item in Stock
More Options & Item Details
Add to Cart
ID: 646718
Weight: 0.36ct
Size: 4 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 155.30
Item in Stock
More Options & Item Details
Add to Cart
ID: 564593
Weight: 0.25ct
Size: 4 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 549.89
Item in Stock
More Options & Item Details
Add to Cart
ID: 714579
Weight: 0.44ct (total)
Size: 4 mm (calibrated)
Clarity: VS-SI
Content: 2 pcs
Price: $ 147.84
Item in Stock
More Options & Item Details
Add to Cart
ID: 590971
Weight: 0.34ct
Size: 4 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 112.20
Item in Stock
More Options & Item Details
Add to Cart
ID: 648032
Weight: 0.31ct
Size: 4 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 133.74
Item in Stock
More Options & Item Details
Add to Cart
ID: 647960
Weight: 0.36ct
Size: 4 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 155.30
Item in Stock
More Options & Item Details
Add to Cart
ID: 714149
Weight: 0.40ct
Size: 4 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 12.00
Item in Stock
More Options & Item Details
Add to Cart
ID: 714137
Weight: 0.34ct
Size: 4 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 10.20
Item in Stock
More Options & Item Details
Add to Cart
ID: 714130
Weight: 0.33ct
Size: 4 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 9.90
Item in Stock
More Options & Item Details
Add to Cart
ID: 714799
Weight: 0.38ct
Size: 4 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 11.40
Item in Stock
More Options & Item Details
Add to Cart
ID: 592802
Weight: 1.09ct (total)
Size: 4 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 228.00
Item in Stock
More Options & Item Details
Add to Cart
ID: 206850
Weight: 2.34ct (total)
Size: 4 mm (calibrated)
Clarity: VS-SI
Content: 9 pcs
Price: $ 139.00
Item in Stock
More Options & Item Details
Add to Cart
ID: 691227
Weight: 0.33ct
Size: 4 mm (calibrated)
Clarity: SI-I1
Content: 1 pc
Price: $ 19.80
Item in Stock
More Options & Item Details
Add to Cart
ID: 379750
Weight: 2.22ct (total)
Size: 4 mm (calibrated)
Clarity: VS
Content: 6 pcs
Price: $ 125.77
Item in Stock
More Options & Item Details
Add to Cart
ID: 310830
Weight: 3.43ct (total)
Size: 4 mm (calibrated)
Clarity: VS-SI
Content: 15 pcs
Price: $ 203.75
Item in Stock
More Options & Item Details
Add to Cart
ID: 714817
Weight: 0.32ct
Size: 4 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 9.60
Item in Stock
More Options & Item Details
Add to Cart
ID: 590757
Weight: 0.29ct
Size: 4 mm (calibrated)
Clarity: SI
Price: $ 114.84
Item in Stock
More Options & Item Details
Select pcs
Add to Cart
ID: 379758
Weight: 2.41ct (total)
Size: 4 mm (calibrated)
Clarity: VS
Content: 6 pcs
Price: $ 136.54
Item in Stock
More Options & Item Details
Add to Cart
ID: 379838
Weight: 3.51ct (total)
Size: 4 mm (calibrated)
Clarity: VS
Content: 10 pcs
Price: $ 198.86
Item in Stock
More Options & Item Details
Add to Cart
ID: 679615
Weight: avg. 0.29 ct / each
Size: 4 mm (calibrated)
Clarity: VS
Price: $ 57.62
Item in Stock
More Options & Item Details
Select pcs
Add to Cart
ID: 615221
Weight: 0.33ct
Size: 4 mm (calibrated)
Clarity: VS-SI
Price: $ 156.10
Item in Stock
More Options & Item Details
Select pcs
Add to Cart
ID: 714788
Weight: 0.39ct
Size: 4 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 11.70
Item in Stock
More Options & Item Details
Add to Cart
ID: 660372
Weight: 0.43ct
Size: 4 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 62.95
Item in Stock
More Options & Item Details
Add to Cart
ID: 647957
Weight: 0.34ct
Size: 4 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 146.68
Item in Stock
More Options & Item Details
Add to Cart
ID: 705238
Weight: 0.29ct
Size: 4 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 115.22
Item in Stock
More Options & Item Details
Add to Cart
ID: 206473
Weight: 2.31ct (total)
Size: 4 mm (calibrated)
Clarity: VS-SI
Content: 9 pcs
Price: $ 137.22
Item in Stock
More Options & Item Details
Add to Cart
ID: 700079
Weight: 0.26ct
Size: 4 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 500.24
Item in Stock
More Options & Item Details
Add to Cart
ID: 724683
Weight: 0.20ct
Size: 4 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 28.00
Item in Stock
More Options & Item Details
Add to Cart
ID: 735053
Weight: 0.28ct
Size: 4 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 235.20
Item in Stock
More Options & Item Details
Add to Cart
ID: 379754
Weight: 2.40ct (total)
Size: 4 mm (calibrated)
Clarity: VS
Content: 6 pcs
Price: $ 135.97
Item in Stock
More Options & Item Details
Add to Cart
ID: 590702
Weight: 0.33ct
Size: 4 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 99.00
Item in Stock
More Options & Item Details
Add to Cart
ID: 675412
Weight: 0.63ct (total)
Size: 4 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 30.24
Item in Stock
More Options & Item Details
Add to Cart
ID: 255633
Weight: 1.44ct (total)
Size: 4 mm (calibrated)
Clarity: VS-SI
Content: 5 pcs
Price: $ 171.55
Item in Stock
More Options & Item Details
Add to Cart
ID: 705320
Weight: 0.31ct
Size: 4 mm (calibrated)
Clarity: SI
Price: $ 123.17
Item in Stock
More Options & Item Details
Select pcs
Add to Cart
ID: 704515
Weight: 0.33ct
Size: 4 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 16.50
Item in Stock
More Options & Item Details
Add to Cart
ID: 691468
Weight: 0.34ct
Size: 4 mm (calibrated)
Clarity: SI-I1
Content: 1 pc
Price: $ 20.40
Item in Stock
More Options & Item Details
Add to Cart
ID: 714339
Weight: 0.31ct
Size: 4 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 9.30
Item in Stock
More Options & Item Details
Add to Cart
ID: 646957
Weight: 0.30ct
Size: 4 mm (calibrated)
Clarity: VS-SI
Price: $ 129.42
Item in Stock
More Options & Item Details
Select pcs
Add to Cart
ID: 614762
Weight: 0.34ct
Size: 4 mm (calibrated)
Clarity: VS
Price: $ 160.82
Item in Stock
More Options & Item Details
Select pcs
Add to Cart
ID: 715802
Weight: 0.30ct
Size: 4 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 19.08
Item in Stock
More Options & Item Details
Add to Cart
ID: 206864
Weight: 2.41ct (total)
Size: 4 mm (calibrated)
Clarity: VS-SI
Content: 9 pcs
Price: $ 143.16
Item in Stock
More Options & Item Details
Add to Cart
ID: 696572
Weight: 0.30ct
Size: 4 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 64.80
Item in Stock
More Options & Item Details
Add to Cart
ID: 646722
Weight: 0.33ct
Size: 4 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 142.37
Item in Stock
More Options & Item Details
Add to Cart
ID: 206877
Weight: 2.35ct (total)
Size: 4 mm (calibrated)
Clarity: VS-SI
Content: 9 pcs
Price: $ 139.60
Item in Stock
More Options & Item Details
Add to Cart
ID: 592803
Weight: 1.02ct (total)
Size: 4 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 134.64
Item in Stock
More Options & Item Details
Add to Cart
ID: 322103
Weight: 1.50ct (total)
Size: 4 mm (calibrated)
Clarity: VVS-VS
Content: 5 pcs
Price: $ 197.51
Item in Stock
More Options & Item Details
Add to Cart
ID: 592806
Weight: 0.94ct (total)
Size: 4 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 124.08
Item in Stock
More Options & Item Details
Add to Cart
ID: 646719
Weight: 0.31ct
Size: 4 mm (calibrated)
Clarity: SI
Price: $ 133.74
Item in Stock
More Options & Item Details
Select pcs
Add to Cart
ID: 310826
Weight: 2.93ct (total)
Size: 4 mm (calibrated)
Clarity: SI
Content: 12 pcs
Price: $ 158.22
Item in Stock
More Options & Item Details
Add to Cart
ID: 714016
Weight: 0.49ct
Size: 4 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 14.70
Item in Stock
More Options & Item Details
Add to Cart
ID: 646956
Weight: 0.36ct
Size: 4 mm (calibrated)
Clarity: VS-SI
Price: $ 155.30
Item in Stock
More Options & Item Details
Select pcs
Add to Cart
ID: 714108
Weight: 0.34ct
Size: 4 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 10.20
Item in Stock
More Options & Item Details
Add to Cart
1 2 3
Choose Page
1 - 4

GemSelect Certified Store Reviews

GemSelect: Over 22 Years in the Gemstone Business! Thank you for trusting us with your purchase!

Overall Rating -> 10 star ratings

Excellent selection and easy to use, well done site

Posted By Steph in December, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

I was looking for a site with every type of gem I could want for setting in luxury blades and assumed I would need to look outside the US, but GemSelect made it easy to get everything I wanted without leaving the house! Wide enough selection that I do not feel the need to look elsewhere and pricing the same.

Posted By Razormane in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

went well

Posted By Doug in May, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Always excellent quality and service from GemSelect

Posted By Mike B. in September, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

When I need a specific stone, gem select is my go to shop. Always a good experience and a great product.

Posted By LeAnn in April, 2025
Source: Bizrate

Overall Rating -> 7 star ratings

Excited to see

Posted By Ss in December, 2024
Source: Bizrate

Overall Rating -> 9 star ratings

I love the gems!

Posted By MM in April, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

I did not have any problems

Posted By Clilrichard in January, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Muy serios y muy oportunos para el envo

Posted By Veronica in September, 2024
Source: Bizrate

Why Shop For 4 mm Calibrated Stones?

Some people buy gems by color or price, but for many, it is best to purchase gems by shape and size - especially if you're in need of a Gemstone to replace a previous item that was lost or damaged. Calibrated Round gemstones, Facet cut and Cabochon gems available now in 4 mm diameter size range. Shop a wide range of calibrated gemstones by size online at wholesale from GemSelect.

What are the Uses for 4mm Calibrated Stones?

GemSelect's 4mm round calibrated stones are excellent for  replacing lost or damaged gemstones and creating new pieces. 4mm Gemstones are excellent for earrings, necklaces, pendants, and numerous other jewelry applications. By using 4 mm stones in combination or purchasing our multicolored lots, they can be used to create stunning arrangements that can be quite substantial.

How can I Buy them?

GemSelects 4mm gems sell by pairs and lots in both faceted and cabochon cuts. You can filter our inventory based on size, weight, color, shape, origin, and more.

GemSelect Welcomes Your Questions and Suggestions.

Please contact us if you have any questions, comments, or suggestions directly athelp@gemselect.com. Thank you for choosing GemSelect!!

Read All

Over 19 Years in the Gemstone Business!

Thank you for trusting us with your purchase!

Overall Rating -> 10 star ratings

Excellent selection and easy to use, well done site

Posted By Steph in December, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

I was looking for a site with every type of gem I could want for setting in luxury blades and assumed I would need to look outside the US, but GemSelect made it easy to get everything I wanted without leaving the house! Wide enough selection that I do not feel the need to look elsewhere and pricing the same.

Posted By Razormane in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

went well

Posted By Doug in May, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Always excellent quality and service from GemSelect

Posted By Mike B. in September, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

When I need a specific stone, gem select is my go to shop. Always a good experience and a great product.

Posted By LeAnn in April, 2025
Source: Bizrate

Overall Rating -> 7 star ratings

Excited to see

Posted By Ss in December, 2024
Source: Bizrate

Overall Rating -> 9 star ratings

I love the gems!

Posted By MM in April, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

I did not have any problems

Posted By Clilrichard in January, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Muy serios y muy oportunos para el envo

Posted By Veronica in September, 2024
Source: Bizrate
Enlarged Gemstone Image