90,000+Happy Customers
20+Years
WorldwideShipping
Cart
Free Report Included
Worldwide Shipping
30 Day Returns
Help Center Shipping Payment and Checkout Returns Certificates Contact Us
Home Calibrated Gemstones Round Shape 3 mm Gems

Buy 3 mm Round Calibrated Gemstones from GemSelect

Round Shape 3 mm Gems Weight
Round Shape 3 mm Gems Size
Round Shape 3 mm Gems Clarity
Round Shape 3 mm Gems Price
Round Shape 3 mm Gems Treatment

Size Explained

Choose Size or Size Range
For Example: 6-7
For Example: 8-9
Bi-color
Black Round Shape 3 mm Gems
Blue Round Shape 3 mm Gems
Brown
Golden
Gray
Green Round Shape 3 mm Gems
Multicolor Round Shape 3 mm Gems
Orange
Pink
Purple
Red Round Shape 3 mm Gems
Turquoise
Violet
White Round Shape 3 mm Gems
Yellow
Single
Pairs
Lots
Faceted
Cabochons
Clear All

0.21ctw White Diamond, Round, VVS-VS

3 mm (calibrated)

$ 381.55

View Gem

0.29ctw Black Diamond, Round, Opaque

3 mm (calibrated)

$ 114.96

View Gem

0.12ct Black Diamond, Round, Opaque

3 mm (calibrated)

$ 41.08

View Gem

0.20ctw White Diamond, Round, VVS-VS

3 mm (calibrated)

$ 357.53

View Gem

0.20ctw White Diamond, Round, VVS-VS

3 mm (calibrated)

$ 357.53

View Gem

0.15ct Black Diamond, Round, Opaque

3 mm (calibrated)

$ 71.36

View Gem

5.44ctw Red Almandine Garnet, Round, Transparent

3 mm (calibrated)

$ 29.80

View Gem

0.27ctw Black Diamond, Round, Opaque

3 mm (calibrated)

$ 128.44

View Gem

0.22ctw White Diamond, Round, VVS-VS

3 mm (calibrated)

$ 393.30

View Gem

0.26ctw Black Diamond, Round, Opaque

3 mm (calibrated)

$ 123.69

View Gem
1 2 3
Choose Page
1 - 3

Why Buy Round Shape 3 Mm Gems from GemSelect?

GemSelect Certified Store Reviews

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

Overall Rating -> 9 star ratings

Very good and simple exchange

Posted By Waylon in March, 2026
Source: Bizrate

Overall Rating -> 9 star ratings

Easy to use. Many options to find the right gemstone

Posted By Liz in May, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

It was all good

Posted By Debsarabs in February, 2026
Source: Bizrate

Overall Rating -> 8 star ratings

I visited several online loose stone shops trying to find rare stones. I finally found one that I've been looking for here, and very satisfied. Looking forward to receive the item in 3 weeks.

Posted By Atsu in December, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Recomendado Totalmente Los Productos Se Entregaron A Tiempo

Posted By Alexis in May, 2026
Source: Bizrate

Overall Rating -> 9 star ratings

Fast and reliable service.

Posted By Zæck in December, 2025
Source: Bizrate
Enlarged Gemstone Image