20 mm Round Gemstones: Topaz, Opals, Garnets, Sapphires, Rubies, Calibrated 20 mm Round Gems
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Welcome to our 20 mm round gemstones collection, featuring a stunning variety of Garnets, Sapphires, Rubies, and Emeralds. Whether you're looking for 20 mm round gems for jewelry making or a special project, our calibrated stones are precision-cut to perfection. Explore our selection of Amethysts, Topaz, Opals, and Aquamarines, all available in a brilliant round cut. Find the perfect 20 mm round jewels to elevate your designs today! |
Bi-color
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Black
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Blue
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Brown 20 mm Round Gemstones
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Golden
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Gray 20 mm Round Gemstones
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Green 20 mm Round Gemstones
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Multicolor 20 mm Round Gemstones
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Orange
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Pink
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Purple
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Red
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Turquoise
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Violet 20 mm Round Gemstones
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White 20 mm Round Gemstones
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Yellow 20 mm Round Gemstones
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Single |
Pairs |
Lots |
Faceted |
Cabochons |
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- Reliable Quality
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ID: | 692707 |
Weight: | 29.03ct |
Size: | 20 mm (calibrated) |
Clarity: | VVS |
Content: | 1 pc |
Price: | $ 203.21 |
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ID: | 473135 |
Weight: | 25.49ct |
Size: | 20 mm (calibrated) |
Clarity: | Translucent |
Content: | 1 pc |
Price: | $ 24.56 |
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ID: | 483946 |
Weight: | 28.16ct |
Size: | 20 mm (calibrated) |
Clarity: | Opaque |
Content: | 1 pc |
Price: | $ 41.27 |
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ID: | 483951 |
Weight: | 25.73ct |
Size: | 20 mm (calibrated) |
Clarity: | Opaque |
Price: | $ 37.70 |
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ID: | 692710 |
Weight: | 25.91ct |
Size: | 20 mm (calibrated) |
Clarity: | VVS |
Content: | 1 pc |
Price: | $ 181.37 |
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ID: | 329090 |
Weight: | 36.10ct |
Size: | 20 mm (calibrated) |
Clarity: | Opaque |
Content: | 1 pc |
Price: | $ 50.83 |
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ID: | 597474 |
Weight: | 38.51ct |
Size: | 20 mm (calibrated) |
Clarity: | Transparent |
Content: | 1 pc |
Price: | $ 84.72 |
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ID: | 483947 |
Weight: | 24.56ct |
Size: | 20 mm (calibrated) |
Clarity: | Opaque |
Price: | $ 29.99 |
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ID: | 483836 |
Weight: | 24.39ct |
Size: | 20 mm (calibrated) |
Clarity: | Translucent |
Price: | $ 35.74 |
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ID: | 692709 |
Weight: | 23.46ct |
Size: | 20 mm (calibrated) |
Clarity: | VVS |
Content: | 1 pc |
Price: | $ 164.22 |
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ID: | 605469 |
Weight: | 25.03ct |
Size: | 20 mm (calibrated) |
Clarity: | VS |
Content: | 1 pc |
Price: | $ 105.73 |
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ID: | 692711 |
Weight: | 22.72ct |
Size: | 20 mm (calibrated) |
Clarity: | VVS |
Content: | 1 pc |
Price: | $ 190.85 |
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ID: | 693088 |
Weight: | 26.00ct |
Size: | 20 mm (calibrated) |
Clarity: | VVS |
Content: | 1 pc |
Price: | $ 218.40 |
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ID: | 491581 |
Weight: | 55.11ct (total) |
Size: | 20 mm (calibrated) |
Clarity: | Opaque |
Content: | 2 pcs |
Price: | $ 64.75 |
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ID: | 692708 |
Weight: | 26.75ct |
Size: | 20 mm (calibrated) |
Clarity: | VVS |
Content: | 1 pc |
Price: | $ 224.70 |
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ID: | 492431 |
Weight: | 14.05ct |
Size: | 20 mm (calibrated) |
Clarity: | Translucent |
Content: | 1 pc |
Price: | $ 52.85 |
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ID: | 621014 |
Weight: | 24.86ct (total) |
Size: | 20 mm (calibrated) |
Clarity: | Translucent |
Content: | 2 pcs |
Price: | $ 65.63 |
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ID: | 692703 |
Weight: | 24.28ct |
Size: | 20 mm (calibrated) |
Clarity: | VVS |
Content: | 1 pc |
Price: | $ 203.95 |
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ID: | 715348 |
Weight: | 26.47ct |
Size: | 20 mm (calibrated) |
Clarity: | VVS |
Content: | 1 pc |
Price: | $ 254.11 |
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ID: | 692518 |
Weight: | 23.92ct |
Size: | 20 mm (calibrated) |
Clarity: | VVS-VS |
Content: | 1 pc |
Price: | $ 200.93 |
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ID: | 692700 |
Weight: | 25.83ct |
Size: | 20 mm (calibrated) |
Clarity: | VVS |
Content: | 1 pc |
Price: | $ 216.97 |
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ID: | 716435 |
Weight: | 25.41ct |
Size: | 20 mm (calibrated) |
Clarity: | VVS |
Content: | 1 pc |
Price: | $ 243.94 |
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ID: | 618767 |
Weight: | 25.78ct (total) |
Size: | 20 mm (calibrated) |
Clarity: | Translucent |
Content: | 2 pcs |
Price: | $ 68.06 |
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ID: | 329082 |
Weight: | 37.62ct |
Size: | 20 mm (calibrated) |
Clarity: | Opaque |
Content: | 1 pc |
Price: | $ 57.78 |
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ID: | 692470 |
Weight: | 23.66ct |
Size: | 20 mm (calibrated) |
Clarity: | VVS-VS |
Content: | 1 pc |
Price: | $ 198.74 |
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ID: | 693083 |
Weight: | 25.75ct |
Size: | 20 mm (calibrated) |
Clarity: | VVS |
Content: | 1 pc |
Price: | $ 216.30 |
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ID: | 692349 |
Weight: | 26.41ct |
Size: | 20 mm (calibrated) |
Clarity: | VVS |
Content: | 1 pc |
Price: | $ 221.84 |
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ID: | 473131 |
Weight: | 23.89ct |
Size: | 20 mm (calibrated) |
Clarity: | Translucent |
Content: | 1 pc |
Price: | $ 23.02 |
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ID: | 692517 |
Weight: | 25.64ct |
Size: | 20 mm (calibrated) |
Clarity: | VVS-VS |
Content: | 1 pc |
Price: | $ 215.38 |
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ID: | 491708 |
Weight: | 66.67ct (total) |
Size: | 20 mm (calibrated) |
Clarity: | Opaque |
Content: | 2 pcs |
Price: | $ 78.32 |
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ID: | 645796 |
Weight: | 17.64ct |
Size: | 20 mm (calibrated) |
Clarity: | Opaque |
Content: | 1 pc |
Price: | $ 9.95 |
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ID: | 692516 |
Weight: | 22.21ct |
Size: | 20 mm (calibrated) |
Clarity: | VVS-VS |
Content: | 1 pc |
Price: | $ 186.56 |
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ID: | 483845 |
Weight: | 24.31ct |
Size: | 20 mm (calibrated) |
Clarity: | Opaque |
Content: | 1 pc |
Price: | $ 35.62 |
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ID: | 497796 |
Weight: | 33.63ct |
Size: | 20 mm (calibrated) |
Clarity: | Opaque |
Content: | 1 pc |
Price: | $ 37.30 |
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ID: | 618053 |
Weight: | 23.17ct (total) |
Size: | 20 mm (calibrated) |
Clarity: | Opaque |
Content: | 2 pcs |
Price: | $ 61.16 |
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ID: | 476799 |
Weight: | 32.74ct |
Size: | 20 mm (calibrated) |
Clarity: | Opaque |
Content: | 1 pc |
Price: | $ 129.65 |
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ID: | 693085 |
Weight: | 24.86ct |
Size: | 20 mm (calibrated) |
Clarity: | VVS |
Content: | 1 pc |
Price: | $ 208.82 |
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ID: | 693087 |
Weight: | 24.55ct |
Size: | 20 mm (calibrated) |
Clarity: | VVS |
Content: | 1 pc |
Price: | $ 206.22 |
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ID: | 483950 |
Weight: | 25.70ct |
Size: | 20 mm (calibrated) |
Clarity: | Opaque |
Content: | 1 pc |
Price: | $ 37.66 |
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ID: | 693090 |
Weight: | 26.02ct |
Size: | 20 mm (calibrated) |
Clarity: | VVS |
Content: | 1 pc |
Price: | $ 218.57 |
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ID: | 491572 |
Weight: | 65.25ct (total) |
Size: | 20 mm (calibrated) |
Clarity: | Opaque |
Content: | 2 pcs |
Price: | $ 76.66 |
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ID: | 546989 |
Weight: | 32.21ct |
Size: | 20 mm (calibrated) |
Clarity: | Opaque |
Content: | 1 pc |
Price: | $ 25.51 |
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ID: | 692701 |
Weight: | 25.66ct |
Size: | 20 mm (calibrated) |
Clarity: | VVS |
Content: | 1 pc |
Price: | $ 215.54 |
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ID: | 619775 |
Weight: | 25.40ct (total) |
Size: | 20 mm (calibrated) |
Clarity: | Translucent |
Content: | 2 pcs |
Price: | $ 67.06 |
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ID: | 483838 |
Weight: | 23.26ct |
Size: | 20 mm (calibrated) |
Clarity: | Opaque |
Price: | $ 34.08 |
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ID: | 491712 |
Weight: | 66.33ct (total) |
Size: | 20 mm (calibrated) |
Clarity: | Opaque |
Content: | 2 pcs |
Price: | $ 77.92 |
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ID: | 473127 |
Weight: | 21.88ct |
Size: | 20 mm (calibrated) |
Clarity: | Translucent |
Content: | 1 pc |
Price: | $ 21.08 |
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ID: | 645797 |
Weight: | 17.88ct |
Size: | 20 mm (calibrated) |
Clarity: | Opaque |
Content: | 1 pc |
Price: | $ 10.08 |
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ID: | 692702 |
Weight: | 26.56ct |
Size: | 20 mm (calibrated) |
Clarity: | VVS |
Content: | 1 pc |
Price: | $ 223.10 |
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ID: | 693084 |
Weight: | 26.75ct |
Size: | 20 mm (calibrated) |
Clarity: | VVS |
Content: | 1 pc |
Price: | $ 224.70 |
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ID: | 692472 |
Weight: | 23.32ct |
Size: | 20 mm (calibrated) |
Clarity: | VVS-VS |
Content: | 1 pc |
Price: | $ 195.89 |
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ID: | 618052 |
Weight: | 26.25ct (total) |
Size: | 20 mm (calibrated) |
Clarity: | Translucent |
Content: | 2 pcs |
Price: | $ 69.30 |
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ID: | 618048 |
Weight: | 26.54ct (total) |
Size: | 20 mm (calibrated) |
Clarity: | Translucent |
Content: | 2 pcs |
Price: | $ 70.07 |
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ID: | 497800 |
Weight: | 33.27ct |
Size: | 20 mm (calibrated) |
Clarity: | Opaque |
Content: | 1 pc |
Price: | $ 36.90 |
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ID: | 692704 |
Weight: | 22.99ct |
Size: | 20 mm (calibrated) |
Clarity: | VVS |
Content: | 1 pc |
Price: | $ 193.12 |
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ID: | 692468 |
Weight: | 24.79ct |
Size: | 20 mm (calibrated) |
Clarity: | VVS-VS |
Content: | 1 pc |
Price: | $ 208.24 |
Item in Stock | |
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ID: | 473128 |
Weight: | 19.81ct |
Size: | 20 mm (calibrated) |
Clarity: | Translucent |
Content: | 1 pc |
Price: | $ 15.91 |
Item in Stock | |
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ID: | 483944 |
Weight: | 23.68ct |
Size: | 20 mm (calibrated) |
Clarity: | Opaque |
Price: | $ 34.69 |
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ID: | 692515 |
Weight: | 26.80ct |
Size: | 20 mm (calibrated) |
Clarity: | VVS |
Content: | 1 pc |
Price: | $ 225.12 |
Item in Stock | |
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ID: | 724826 |
Weight: | 34.68ct |
Size: | 20 mm (calibrated) |
Clarity: | Opaque |
Content: | 1 pc |
Price: | $ 39.54 |
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FAQs
What types of gemstones are available in 20 mm round sizes?
We offer a wide variety of 20 mm round gemstones, including Diamonds, Sapphires, Rubies, Emeralds, Amethysts, Topaz, Opals, Aquamarines, Citrines, and Garnets. Each stone is carefully calibrated for consistent sizing and quality.
Are 20 mm round gemstones suitable for jewelry making?
Yes, 20 mm round gemstones are perfect for jewelry making. Their size and shape make them ideal for rings, pendants, earrings, and bracelets. They are also commonly used in halo or pavé settings for added brilliance.
What is a calibrated 20 mm round gemstone?
A calibrated 20 mm round gemstone is pre-cut to a specific size (20 mm in diameter) to ensure uniformity. This makes them easier to set into jewelry designs and ensures a consistent look across multiple pieces.
Can I find 20 mm round gemstones in a brilliant cut?
Absolutely! Many of our 20 mm round gemstones, including Diamonds, Sapphires, and Rubies, are available in a brilliant round cut. This cut maximizes the stone's sparkle and light reflection.
Are 20 mm round gemstones available in both precious and semi-precious varieties?
Yes, our collection includes both precious gemstones like Diamonds, Sapphires, Rubies, and Emeralds, as well as semi-precious stones such as Amethysts, Topaz, Opals, Aquamarines, Citrines, and Garnets.
How do I care for jewelry made with 20 mm round gemstones?
To maintain the beauty of your 20 mm round gemstones, clean them regularly with a soft cloth and mild soapy water. Avoid exposing them to harsh chemicals or extreme temperatures. Store them separately to prevent scratches.
Can 20 mm round gemstones be customized for specific designs?
Yes, our 20 mm round gemstones can be customized to fit your unique jewelry designs. Whether you need a specific type of stone or a particular setting, we can help you create the perfect piece.
Are 20 mm round gemstones a good choice for statement jewelry?
Absolutely! The size and brilliance of 20 mm round gemstones make them an excellent choice for creating bold, eye-catching statement pieces like cocktail rings, pendants, or earrings.
Do you offer certifications for 20 mm round gemstones?
Yes, many of our 20 mm round gemstones come with certifications from reputable gemological laboratories, ensuring their quality and authenticity.
Where can I buy 20 mm round gemstones?
You can purchase our 20 mm round gemstones directly from our online store. We offer a wide selection of calibrated stones, including Diamonds, Sapphires, Rubies, Emeralds, and more, all cut to perfection for your jewelry needs.
GemSelect Certified Store Reviews
GemSelect: Over 22 Years in the Gemstone Business! Thank you for trusting us with your purchase!
Overall Rating -> 9
Site is easy to navigate - details on cut, polish, and finish work and techniques were helpful. 3d view or wireframe diagram of stones would be nice.
Overall Rating -> 10
I am never let down by GemSelect. I love that you get the exact stone you want. Shipping is always in a few days. I have spread the word about GemSelect on social media jewelry creating groups that I attend. This sapphire is going to make one gorgeous ring
Overall Rating -> 10
Loved everything. High quality, quick shipping, and authentication included.
Overall Rating -> 9
The checkout said the my ccv was invalid. i had to use another card.
Overall Rating -> 10
I love browsing the site and everything is easy to find. There is just so much I get lost for hours. Sometimes I wish there were videos of some gems, but other than that I love shopping with GemSelect and I have referred the site to many people many times. I work in the jewelry industry myself and I love to show off what Ive had made with my gems from GemSelect! Thank you
Overall Rating -> 10
I love the gems and your website, every time I want to buy I usually spend between 6 and 8 hours on your website.
Overall Rating -> 9
the gems were smaller than I thought but I was at fault for not reading the complete discrimination
Overall Rating -> 10
excellent deals-excellent service-fair prices
Overall Rating -> 10
So far, my experience was great...Thanks