search
  • Sign In
    Sign Up
  • English speaking customer support only

    1-800-464-1640

    International:

    +66-39601289

  • Change Language
  • USD
  • CART

Buy Round Shape 3.5 mm Gems

(0)
Round Shape 3.5 mm Gems Weight Round Shape 3.5 mm Gems Size Round Shape 3.5 mm Gems Clarity Round Shape 3.5 mm Gems Price Round Shape 3.5 mm Gems Origin
More
Round Shape 3.5 mm Gems Single
Round Shape 3.5 mm Gems Pairs
Round Shape 3.5 mm Gems Lots
Round Shape 3.5 mm Gems Faceted
Round Shape 3.5 mm Gems Cabochons
Sort By:
Clear All
Exact Match not Available: Go Back
8.11 ct Pink Morganite, 10 mm Round Cut From Afghanistan, Photo A

8.11 ct Pink Morganite, 10 mm Round Cut From Afghanistan

Morganite

8.11ct total2 pcs
$ 89.21
10 mm
View Details
Add to Cart
1.4 carat Orange Sunstone, Oval loose Sunstone from India, Natural Untreated Gem, 8.1 x 6.2 mm, Photo A

1.4 carat Orange Sunstone, Oval loose Sunstone from India, Natural Untreated Gem, 8.1 x 6.2 mm

Sunstone

1.40ct1 pc
$ 9.80
8.1 x 6.2 mm
View Details
Add to Cart
2.21 ct Loose Oval Cut Black Opal, 13.9 x 9.3 mm From Ethiopia, Photo A

2.21 ct Loose Oval Cut Black Opal, 13.9 x 9.3 mm From Ethiopia

Black Opal

2.21ct1 pc
$ 55.25
13.9 x 9.3 mm
View Details
Add to Cart
0.86 carat Oval Amethyst, loose Certified Amethyst from Brazil, Natural Untreated Gems, 6.2 x 4.2 mm, Photo A

0.86 carat Oval Amethyst, loose Certified Amethyst from Brazil, Natural Untreated Gems, 6.2 x 4.2 mm

Amethyst

0.86ct total2 pcs
$ 6.88
6.2 x 4.2 mm
View Details
Add to Cart
4.82 carat Oval Amethyst, loose Certified Amethyst from Brazil, Natural Untreated Gem, 13.2 x 10.3 mm, Photo A

4.82 carat Oval Amethyst, loose Certified Amethyst from Brazil, Natural Untreated Gem, 13.2 x 10.3 mm

Amethyst

4.82ct1 pc
$ 33.74
13.2 x 10.3 mm
View Details
Add to Cart
14.62 carat Ammolite, loose Certified Ammolite from Canada, Natural Gem, 27.5 x 11.6 mm, Photo A

14.62 carat Ammolite, loose Certified Ammolite from Canada, Natural Gem, 27.5 x 11.6 mm

Ammolite

14.62ct1 pc
$ 160.82
27.5 x 11.6 mm
View Details
Add to Cart
13.39 carat Carved Flower Ruby, loose Certified Ruby from Madagascar, Natural Gem, 18.7 x 14.4 mm, Photo A

13.39 carat Carved Flower Ruby, loose Certified Ruby from Madagascar, Natural Gem, 18.7 x 14.4 mm

Ruby

13.39ct1 pc
$ 267.80
18.7 x 14.4 mm
View Details
Add to Cart
0.63 carat London Blue Topaz, Oval loose Topaz from Brazil, Natural Gem, 6.1 x 4.1 mm, Photo A

0.63 carat London Blue Topaz, Oval loose Topaz from Brazil, Natural Gem, 6.1 x 4.1 mm

Topaz

0.63ct1 pc
$ 5.04
6.1 x 4.1 mm
View Details
Add to Cart
1.52 carat Green Tourmaline, Emerald Cut loose Tourmaline from Mozambique, Natural Untreated Gem, 14 x 3.7 mm, Photo A

1.52 carat Green Tourmaline, Emerald Cut loose Tourmaline from Mozambique, Natural Untreated Gem, 14 x 3.7 mm

Tourmaline

1.52ct1 pc
$ 32.19
14 x 3.7 mm
View Details
Add to Cart
3.86 carat Yellow Citrine, Oval loose Citrine from Brazil, Natural Untreated Gem, 12.5 x 8 mm, Photo A

3.86 carat Yellow Citrine, Oval loose Citrine from Brazil, Natural Untreated Gem, 12.5 x 8 mm

Citrine

3.86ct1 pc
$ 29.72
12.5 x 8 mm
View Details
Add to Cart
0.54 ct Loose Orange Sapphire, 5.9 x 3.9 mm Oval Cut From Tanzania, Photo A
Click for Product Video (702523)

0.54 ct Loose Orange Sapphire, 5.9 x 3.9 mm Oval Cut From Tanzania

Sapphire

0.54ct1 pc
$ 81.00
5.9 x 3.9 mm
View Details
Add to Cart
2.14 carat White Zircon, Oval loose Zircon from Cambodia, Natural Gems, 7 x 5 mm, Photo A

2.14 carat White Zircon, Oval loose Zircon from Cambodia, Natural Gems, 7 x 5 mm

Zircon

2.14ct total2 pcs
$ 12.83
7 x 5 mm
View Details
Add to Cart
2.37 carat White Zircon, Oval loose Zircon from Cambodia, Natural Gems, 7 x 5.1 mm, Photo A

2.37 carat White Zircon, Oval loose Zircon from Cambodia, Natural Gems, 7 x 5.1 mm

Zircon

2.37ct total2 pcs
$ 14.10
7 x 5.1 mm
View Details
Add to Cart
3.67 carat Orange Hessonite Garnet, Oval loose Hessonite Garnet from Madagascar, Natural Untreated Gems, 8.2 x 6.7 mm, Photo A

3.67 carat Orange Hessonite Garnet, Oval loose Hessonite Garnet from Madagascar, Natural Untreated Gems, 8.2 x 6.7 mm

Hessonite Garnet

3.67ct total2 pcs
$ 61.45
8.2 x 6.7 mm
View Details
Add to Cart
29.26 ct Loose Oval Malachite, 21.2 x 15.6 mm From Congo, Photo A

29.26 ct Loose Oval Malachite, 21.2 x 15.6 mm From Congo

Malachite

29.26ct1 pc
$ 22.53
21.2 x 15.6 mm
View Details
Add to Cart
2.83 carat Yellow Citrine, Oval loose Citrine from Brazil, Natural Untreated Gem, 9.9 x 8 mm, Photo A

2.83 carat Yellow Citrine, Oval loose Citrine from Brazil, Natural Untreated Gem, 9.9 x 8 mm

Citrine

2.83ct1 pc
$ 21.79
9.9 x 8 mm
View Details
Add to Cart
2.46 carat White Zircon, Oval loose Zircon from Cambodia, Natural Gems, 7.2 x 5.1 mm, Photo A

2.46 carat White Zircon, Oval loose Zircon from Cambodia, Natural Gems, 7.2 x 5.1 mm

Zircon

2.46ct total2 pcs
$ 14.64
7.2 x 5.1 mm
View Details
Add to Cart
52.67 carat Oval Amethyst, loose Certified Amethyst from Brazil, Natural Untreated Gem, 27.5 x 19.4 mm, Photo A

52.67 carat Oval Amethyst, loose Certified Amethyst from Brazil, Natural Untreated Gem, 27.5 x 19.4 mm

Amethyst

52.67ct1 pc
$ 347.62
27.5 x 19.4 mm
View Details
Add to Cart
2.07 carat Yellow Citrine, Square loose Citrine from Brazil, Natural Untreated Gem, 7.1 x 7.1 mm, Photo A

2.07 carat Yellow Citrine, Square loose Citrine from Brazil, Natural Untreated Gem, 7.1 x 7.1 mm

Citrine

2.07ct1 pc
$ 14.43
7.1 x 7.1 mm
View Details
Add to Cart
1.4 carat Yellow Citrine, Pear Shape loose Citrine from Brazil, Natural Untreated Gems, 7.1 x 5.1 mm, Photo A

1.4 carat Yellow Citrine, Pear Shape loose Citrine from Brazil, Natural Untreated Gems, 7.1 x 5.1 mm

Citrine

1.40ct total2 pcs
$ 7.70
7.1 x 5.1 mm
View Details
Add to Cart
10.22 carat Pear Rainbow Moonstone, loose Certified Rainbow Moonstone from the United States, Natural Untreated Gem, 17 x 11.7 mm, Photo A

10.22 carat Pear Rainbow Moonstone, loose Certified Rainbow Moonstone from the United States, Natural Untreated Gem, 17 x 11.7 mm

Rainbow Moonstone

10.22ct1 pc
$ 183.96
17 x 11.7 mm
View Details
Add to Cart
1.53 carat Yellow Citrine, Oval loose Citrine from Brazil, Natural Untreated Gem, 10 x 8 mm, Photo A

1.53 carat Yellow Citrine, Oval loose Citrine from Brazil, Natural Untreated Gem, 10 x 8 mm

Citrine

1.53ct1 pc
$ 11.78
10 x 8 mm
View Details
Add to Cart
19.49 ct Brown Moonstone, 11.8 x 11.5 mm Carved From India, Photo A

19.49 ct Brown Moonstone, 11.8 x 11.5 mm Carved From India

Moonstone

19.49ct total4 pcs
$ 42.88
11.8 x 11.5 mm
View Details
Add to Cart
7.81 ct Princess Cut Rose Quartz, 11.8 x 11.6 mm From South Africa, Photo A

7.81 ct Princess Cut Rose Quartz, 11.8 x 11.6 mm From South Africa

Rose Quartz

7.81ct1 pc
$ 42.96
11.8 x 11.6 mm
View Details
Add to Cart
0.16 carat Square Emerald, loose Certified Emerald from Colombia, Natural Gem, 2.9 x 2.7 mm, Photo A

0.16 carat Square Emerald, loose Certified Emerald from Colombia, Natural Gem, 2.9 x 2.7 mm

Emerald

0.16ct1 pc
$ 12.80
2.9 x 2.7 mm
View Details
Add to Cart
1.21 carat Oval Opal, loose Certified Opal from Ethiopia, Natural Gems, 7.1 x 5.1 mm, Photo A

1.21 carat Oval Opal, loose Certified Opal from Ethiopia, Natural Gems, 7.1 x 5.1 mm

Opal

1.21ct total2 pcs
$ 39.93
7.1 x 5.1 mm
View Details
Add to Cart
0.4 carat Blue Kyanite, Round loose Kyanite from Nepal, Natural Untreated Gem, 4.2 mm, Photo A

0.4 carat Blue Kyanite, Round loose Kyanite from Nepal, Natural Untreated Gem, 4.2 mm

Kyanite

0.40ct1 pc
$ 10.00
4.2 mm
View Details
Add to Cart
8.52 ct Baguette Tiger's Eye, 14.2 x 10.5 mm From Thailand, Photo A

8.52 ct Baguette Tiger's Eye, 14.2 x 10.5 mm From Thailand

Tiger's Eye

8.52ct1 pc
$ 8.52
14.2 x 10.5 mm
View Details
Add to Cart
3.66 carat Pink Morganite, Pear loose Morganite from Afghanistan, Natural Untreated Gem, 14.1 x 8.1 mm, Photo A

3.66 carat Pink Morganite, Pear loose Morganite from Afghanistan, Natural Untreated Gem, 14.1 x 8.1 mm

Morganite

3.66ct1 pc
$ 40.26
14.1 x 8.1 mm
View Details
Add to Cart
15.42 ct Pink Morganite, 14 x 12.1 mm Oval Cut From Afghanistan, Photo A

15.42 ct Pink Morganite, 14 x 12.1 mm Oval Cut From Afghanistan

Morganite

15.42ct total2 pcs
$ 169.62
14 x 12.1 mm
View Details
Add to Cart
2.52 carat Yellow Citrine, Emerald Cut loose Citrine from Brazil, Natural Untreated Gem, 10 x 7 mm, Photo A

2.52 carat Yellow Citrine, Emerald Cut loose Citrine from Brazil, Natural Untreated Gem, 10 x 7 mm

Citrine

2.52ct1 pc
$ 17.64
10 x 7 mm
View Details
Add to Cart
6.54 ct Loose Pink Kunzite, 13.3 x 7.9 mm Octagon Cut From Afghanistan, Photo A

6.54 ct Loose Pink Kunzite, 13.3 x 7.9 mm Octagon Cut From Afghanistan

Kunzite

6.54ct1 pc
$ 173.31
13.3 x 7.9 mm
View Details
Add to Cart
Photos are of Actual Products for Sale

What's Great About GemSelect's 3.5 mm Gemstones and How Can They be Used?

Are you looking to buy Loose Gemstones in calibrated 3.5mm sizes? Look no further GemSelect has the stones you want. GemSelect’s Round Shape 3.5mm gems are practical for numerous designs and handy because of the calibrated size and the large selection we provide. The design ideas we suggest are; Petite Stacking rings, Pave Set rings, Vintage-Style Drop Earrings, Studs, Pave Set Pendants, and Pave Set Rings. GemSelect's 3.5mm calibrated stones are also great for repairs that require replacement stones in an existing piece. GemSelects calibrated stones in this category range between 3.4mm and 3.6mm in size.

How Are 3.5 mm Gemstones Available at GemSelect?

Buy 3.5 mm Sapphire Multicolored Lots and Multicolored Andalusite lots which are expertly color matched to make your designs extraordinary. GemSelects Supply of 3.5mm calibrated jewels includes a large selection of Ruby, Sapphire, Demantoid Garnet, Andalusite, and smaller amounts of other types of gems; such as Emerald, Citrine, Color-Change Sapphire, Diamond, Spessartite Garnet, and Tsavorite Garnet. Our colored and white gemstones in this category are available in single stones, pairs and lots. Sapphires in this category are available in both Cabochon and Faceted cuts. The availability of colors we offer in the 3.5mm size includes; Blue, Color-Change, Green, Multicolor, Orange, Pink, Red, White, and Yellow Colored Gemstones.

Read All

Over 19 Years in the Gemstone Business!

Thank you for trusting us with your purchase!

Overall Rating -> 10 star ratings

Convenient selection, arrival on time

Posted By Alin in February, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

I was pleased with the selection of gems, the ease of navigating, and the smooth checkout

Posted By JamesMichael781 in September, 2023
Source: Bizrate

Overall Rating -> 10 star ratings

Great site

Posted By Lord of Bananas in November, 2023
Source: Bizrate

Overall Rating -> 10 star ratings

first time here sooooooooooo we will seeeee!!!!! so far so good!!!!!!

Posted By Seastone 56 in October, 2023
Source: Bizrate

Overall Rating -> 10 star ratings

Super easy to do business for great products.

Posted By BoBBy in January, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

I loved the opportunity to shop on a website that I could trust 👍

Posted By Will J. Lover in September, 2023
Source: Bizrate

Overall Rating -> 10 star ratings

Was easy to search for many gems and mineral stones.Authenticity of natural stones is important, and I feel this site offers some assurance on this.

Posted By DanM in November, 2023
Source: Bizrate

Overall Rating -> 8 star ratings

Very easy to find the specific stone I was looking for. I am pleased by both the selection and the price of the stones that are available. The only "bad" thing that I have to say is that the interface of the site is outdated.

Posted By Nick in March, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

I have had and will always have a great time shopping at GemSelect. It's a great web site with great products and great service.

Posted By Apps in November, 2023
Source: Bizrate

Overall Rating -> 10 star ratings

Love the variety of stones, sizes and the prices

Posted By Dorita in March, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

I have received emails for about a year and today is the condition that had me decide on the purchase

Posted By Tim in April, 2024
Source: Bizrate

Overall Rating -> 9 star ratings

Not easy enough to buy by exact size, and many stones aren't carbechon curved shape on top

Posted By Erick in July, 2023
Source: Bizrate

Overall Rating -> 10 star ratings

Found the stone I wanted which was delivered quickly and met expectations.

Posted By GemGrammy in January, 2024
Source: Bizrate

Overall Rating -> 8 star ratings

I am currently pleased. I like the layout of the website.

Posted By RayPoppa in January, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Fantastic dealer for quality gemstones. Website is easy to navigate, selection is superb, delivery of purchases is prompt. Easy to select incorrect payment options, however.

Posted By David W in May, 2023
Source: Bizrate
STAY IN TOUCH | NEWSLETTER
*You're signing up to receive GemSelect promotional email.
Partners and Trust Payment options

Switch to Mobile Version

Copyright © 2005-2024 GemSelect.com all rights reserved.

Reproduction (text or graphics) without the express written consent of GemSelect.com (SETT Company Ltd.) is strictly prohibited.

980

Continue Shopping
Checkout
Continue Shopping
Checkout