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Cubic Zirconia Engagement Ring- The Heather Erin (Customizable Cathedral-Halo Round Cut Style featuring Split-Shared Prong Band)
0.75 Carat1.00 Carat1.25 Carat1.50 Carat2.00 Carat3.00 Carat3.50 Carat2.50 Carat

Cubic Zirconia Engagement Ring- The Heather Erin (Customizable Cathedral-Halo Round Cut Style featuring Split-Shared Prong Band)

From $729.05 USD
The Heather Erin is a 5A cubic zirconia engagement ring with plenty of charm. Her cathedral-raised center setting is surrounded by a halo of round-cut accent stones that lifts the...
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Cubic Zirconia Engagement Ring- The Henrika (Customizable Cathedral-style Round Cut Design with Double Halo & Split-Pavé Band)
0.75 Carat1.00 Carat1.25 Carat1.50 Carat2.50 Carat3.00 Carat3.50 Carat2.00 Carat

Cubic Zirconia Engagement Ring- The Henrika (Customizable Cathedral-style Round Cut Design with Double Halo & Split-Pavé Band)

From $482.02 USD
Feminine and charming, without being chewing-on-her-split-ends girly. That's how we'd describe this Round cut ring to a guy in just a few words. A woman, though, she might want to...
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Cubic Zirconia Engagement Ring- The Honesty (Customizable Cathedral-Halo Round Cut Style featuring Sculptural Trellis)
0.75 Carat1.00 Carat1.25 Carat1.50 Carat2.50 Carat3.00 Carat3.50 Carat2.00 Carat

Cubic Zirconia Engagement Ring- The Honesty (Customizable Cathedral-Halo Round Cut Style featuring Sculptural Trellis)

From $508.94 USD
  Every time someone orders from our company, our goal is to produce the honest-to-God best, heirloom-quality cubic zirconia jewelry with precious metals commercially available on the planet. Our philosophy...
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Cubic Zirconia Engagement Ring- The Honoka (Customizable Crown-Cathedral Round Cut Design with Clustered Large-Accent Halo & Ultra-thin Band)
0.75 Carat1.00 Carat1.25 Carat1.50 Carat2.50 Carat3.00 Carat3.50 Carat2.00 Carat

Cubic Zirconia Engagement Ring- The Honoka (Customizable Crown-Cathedral Round Cut Design with Clustered Large-Accent Halo & Ultra-thin Band)

From $530.42 USD
Some people think it takes a lot of effort to dominate a room. Yet catching the eye is half the work already done. The Honoka is a prong-set 5A diamond-quality...
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Cubic Zirconia Engagement Ring- The Huá (Customizable Cathedral-style Round Cut Design with Floral Segmented Halo & Milgrain+Accents Band)
0.75 Carat1.00 Carat1.25 Carat1.50 Carat2.00 Carat3.00 Carat3.50 Carat2.50 Carat

Cubic Zirconia Engagement Ring- The Huá (Customizable Cathedral-style Round Cut Design with Floral Segmented Halo & Milgrain+Accents Band)

From $391.06 USD
The Huá derives her name from the spoken Mandarin dialect of the Chinese language. The simple phonetic pronounced when saying this word aloud is one of the most-heard sounds on...
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Cubic Zirconia Engagement Ring- The Iekika (Customizable 3-stone Round Cut Design with Multi-Halo Enhancement and 150+-stone Pavé Band)
0.75 Carat1.00 Carat1.25 Carat1.50 Carat2.50 Carat3.00 Carat3.50 Carat2.00 Carat

Cubic Zirconia Engagement Ring- The Iekika (Customizable 3-stone Round Cut Design with Multi-Halo Enhancement and 150+-stone Pavé Band)

From $614.74 USD
Aloha! This happenin' enhanced three-stone ring is cooler than a grass skirt on a windy day. A 5A diamond-quality Round cut cubic zirconia center stone sits pretty in a prong...
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Cubic Zirconia Engagement Ring- The Ina Vaani (Customizable Cathedral-raised Round Cut Design with Halo and Tri-Cluster Band Accents)
0.75 Carat1.00 Carat1.25 Carat1.50 Carat2.50 Carat3.00 Carat3.50 Carat2.00 Carat

Cubic Zirconia Engagement Ring- The Ina Vaani (Customizable Cathedral-raised Round Cut Design with Halo and Tri-Cluster Band Accents)

From $503.40 USD
We can thank the 1970s Russian scientists for first creating the basic process we use today to create diamond-simulant, man-made cubic zirconia in the laboratory. We'll take credit for bringing...
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Cubic Zirconia Engagement Ring- The Itzayana (Customizable Cathedral-Bezel Round Cut Design featuring Accented Band with Filigree Inlay)
0.75 Carat1.00 Carat1.25 Carat1.50 Carat2.00 Carat2.50 Carat3.00 Carat3.50 Carat

Cubic Zirconia Engagement Ring- The Itzayana (Customizable Cathedral-Bezel Round Cut Design featuring Accented Band with Filigree Inlay)

From $384.70 USD
'Perhaps it's cheesy to say that I was caught by his smile', she wrote in her diary of the first encounter with the man who would go on to sweep...
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Cubic Zirconia Engagement Ring- The Ivania

Cubic Zirconia Engagement Ring- The Ivania

From $474.13 USD
Get The Ivania engagement ring alone or together with the matching anniversary band to complete the wedding set. Carat Weight: Choose your center stone weight using the drop-down menu below...
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Cubic Zirconia Engagement Ring- The Ivory (Customizable Cathedral-set Round Cut Design with Split-band & Halo Accents)
0.75 Carat1.00 Carat1.25 Carat1.50 Carat3.00 Carat3.50 Carat2.00 Carat2.50 Carat

Cubic Zirconia Engagement Ring- The Ivory (Customizable Cathedral-set Round Cut Design with Split-band & Halo Accents)

From $431.84 USD
Female hands in your vicinity may almost subconsciously reach out to touch The Ivory ring style. Don't worry, that's not a thief and you won't need to smack your mother-in-law...
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Cubic Zirconia Engagement Ring- The Jaci (Customizable Cathedral-set Round Cut Design with Split-Band and Halo Accents)
0.25 Carat0.50 Carat0.75 Carat1.00 Carat1.50 Carat2.00 Carat2.50 Carat3.00 Carat3.50 Carat

Cubic Zirconia Engagement Ring- The Jaci (Customizable Cathedral-set Round Cut Design with Split-Band and Halo Accents)

From $397.98 USD
The Jaci looks delicious. We would say ‘finger-licking’ but perhaps we at the one and only CubicZirconia.com have been remiss in our responsibility as the official online cubic zirconia jeweler and...
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Cubic Zirconia Engagement Ring- The Jakayla (Customizable Cathedral-Halo Round Cut Design with Artisan Infinity-inspired Twisting Pavé Band)
0.75 Carat0.80 Carat1.00 Carat1.25 Carat1.50 Carat3.00 Carat2.00 Carat2.50 Carat

Cubic Zirconia Engagement Ring- The Jakayla (Customizable Cathedral-Halo Round Cut Design with Artisan Infinity-inspired Twisting Pavé Band)

From $642.14 USD
You can't take your eyes off her. She's always on your mind. Let her know she's captured your attention from now to infinity by customizing for her the unique artisan...
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Cubic Zirconia Engagement Ring- The Jane (Round Cut Cluster)

Cubic Zirconia Engagement Ring- The Jane (Round Cut Cluster)

From $0.00 USD
There's nothing plain about this engagement ring we call "Jane", so don't think you're going to get away with calling her "Plain Jane". Uh-uh. Nope. Ain't gonna happen. Do yourself...
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Cubic Zirconia Engagement Ring- The Janelle (Floral-Inspired Round Halo)

Cubic Zirconia Engagement Ring- The Janelle (Floral-Inspired Round Halo)

From $538.00 USD
Available in classic round cut center stone set in a unique fashion as if the petals of a flower surround and embrace her, this sparkling floral-inspired AAAAA diamond-quality Cubic Zirconia...
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Cubic Zirconia Engagement Ring- The Jayla (Customizable Round Cut Style with Under-Halo & Horizontal Band Accents)
0.25 Carat0.50 Carat0.75 Carat1.00 Carat1.50 Carat2.00 Carat2.50 Carat3.00 Carat3.50 Carat

Cubic Zirconia Engagement Ring- The Jayla (Customizable Round Cut Style with Under-Halo & Horizontal Band Accents)

From $409.93 USD
Typically it’s not considered good relationship advice to "snoop" on what your boyfriend or girlfriend is doing. Though in the modern world we’ve found that many couples voluntarily adopt a...
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Cubic Zirconia Engagement Ring- The Jeanine Marie (Customizable Round Cut Style with Scooped Halo and Grooved Band)
0.75 Carat1.00 Carat1.25 Carat1.50 Carat2.50 Carat3.00 Carat3.50 Carat2.00 Carat

Cubic Zirconia Engagement Ring- The Jeanine Marie (Customizable Round Cut Style with Scooped Halo and Grooved Band)

From $458.69 USD
The Jeanine Marie will bring out the sophisticated side of the woman you love. When they say that behind every successful man is a strong, wise (and sometimes very surprised)...
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Cubic Zirconia Engagement Ring- The Jeanne (Customizable Bezel-set Round Cut with Halo & Oversized Floral Design)
0.75 Carat1.00 Carat1.25 Carat1.50 Carat3.00 Carat3.50 Carat2.00 Carat2.50 Carat

Cubic Zirconia Engagement Ring- The Jeanne (Customizable Bezel-set Round Cut with Halo & Oversized Floral Design)

From $471.37 USD
The Jeanne is a like a red-hot ring pop for a sweet but fiery woman whose inner flame cannot be quenched any more than a fortunate man's desire for the...
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Cubic Zirconia Engagement Ring- The Jersey (Customizable Round Cut Halo Design with Open, Ultrawide Harness Double Pavé Band)
0.75 Carat1.00 Carat1.25 Carat1.50 Carat2.00 Carat3.00 Carat3.50 Carat2.50 Carat

Cubic Zirconia Engagement Ring- The Jersey (Customizable Round Cut Halo Design with Open, Ultrawide Harness Double Pavé Band)

From $608.13 USD
Your buddies might joke about their ladies as the 'old ball and chain'. Other men may seek an obvious inferior as a wife. Not you. You have no worries of...
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Cubic Zirconia Engagement Ring- The Jessika (Customizable Cathedral-set Round Cut Design with Halo and Thin Pavé Band)
0.25 Carat0.50 Carat0.75 Carat1.00 Carat1.50 Carat2.00 Carat2.50 Carat3.00 Carat3.50 Carat

Cubic Zirconia Engagement Ring- The Jessika (Customizable Cathedral-set Round Cut Design with Halo and Thin Pavé Band)

From $497.55 USD
You came, you saw. You picked CubicZirconia.com. Just one more great choice will get you farther along to where you want to go. This sporty engagement ring boasts thirty-six (36)*...
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Cubic Zirconia Engagement Ring- The Jill (Round Cut Double Halo with Ultrawide Split-Pavé Band)
0.25 Carat0.50 Carat0.75 Carat1.00 Carat1.50 Carat2.00 Carat2.50 Carat3.00 Carat3.50 Carat

Cubic Zirconia Engagement Ring- The Jill (Round Cut Double Halo with Ultrawide Split-Pavé Band)

From $846.84 USD
"Do you like it when I sparkle so brilliantly for you?" might be the question you'd hear this 0.25-3.5 Carat Round Cut CZ center stone be-gemmed engagement ring ask...you know,...
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Cubic Zirconia Engagement Ring- The Jillian (0.75-1.5 Carat Round Double-Halo with Pavé Band)

Cubic Zirconia Engagement Ring- The Jillian (0.75-1.5 Carat Round Double-Halo with Pavé Band)

From $679.98 USD
She's yours. You're hers. The two of you belong together. She knows it. You know it. Now you want to let the world know it, and make a commitment to...
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Cubic Zirconia Engagement Ring- The Jocelyn (Customizable Halo-Enhanced Round Cut featuring 3-side Accented Split-Band)
0.50 Carat0.75 Carat1.00 Carat1.50 Carat2.00 Carat2.50 Carat3.00 Carat3.50 Carat

Cubic Zirconia Engagement Ring- The Jocelyn (Customizable Halo-Enhanced Round Cut featuring 3-side Accented Split-Band)

From $607.37 USD
A 5A diamond-quality Round Cut CZ stone of 0.50 to 3.50 carats (your choice) rests gracefully in a delicate halo setting above a shapely contoured split band that when caressed might...
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Cubic Zirconia Engagement Ring- The Jordyn Elitza (Customizable Halo-Style Round Cut with Twisting Pavé Split-Shank)
0.50 Carat0.75 Carat1.00 Carat1.50 Carat1.90 Carat2.00 Carat2.50 Carat3.00 Carat3.50 Carat0.80 Carat1.25 Carat

Cubic Zirconia Engagement Ring- The Jordyn Elitza (Customizable Halo-Style Round Cut with Twisting Pavé Split-Shank)

From $679.29 USD
Only a strong, confident woman should wear The Jordyn Elitza engagement ring, a woman powerful enough to be labeled as a dangerous-to-control substance. This split-band ring with a big chasm...
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Cubic Zirconia Engagement Ring- The Josefina (Customizable Halo-Style Round Cut with Wide Split-Band Pavé)
0.25 Carat0.50 Carat0.75 Carat1.00 Carat1.50 Carat2.00 Carat2.50 Carat3.00 Carat3.50 Carat

Cubic Zirconia Engagement Ring- The Josefina (Customizable Halo-Style Round Cut with Wide Split-Band Pavé)

From $630.69 USD
Envy included. “It must be a tough life” said the tourist, with no small amount of barely-repressed envy, anxiously feeling the minutes slip away until the tour bus would start...
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Cubic Zirconia Engagement Ring- The Josemaria (Customizable Vertical 3-stone Round Cut Design Enhanced with Multi-Halo Accents and Twisted Band)
0.75 Carat1.00 Carat1.25 Carat1.50 Carat3.00 Carat3.50 Carat2.00 Carat2.50 Carat

Cubic Zirconia Engagement Ring- The Josemaria (Customizable Vertical 3-stone Round Cut Design Enhanced with Multi-Halo Accents and Twisted Band)

From $473.67 USD
The Josemaria ring design from CubicZirconia.com is alive with symbolism. There are three (3) primary stones in the design-- one large Round cut center stone in the size of your...
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Cubic Zirconia Engagement Ring- The Journie (Customizable Round Cut Design with Round-Bezel Cluster Halo and Round Bezel Band Accents)
0.50 Carat0.75 Carat0.80 Carat1.00 Carat1.25 Carat1.50 Carat1.90 Carat

Cubic Zirconia Engagement Ring- The Journie (Customizable Round Cut Design with Round-Bezel Cluster Halo and Round Bezel Band Accents)

From $675.04 USD
An engagement ring tells the story of your partnership— a journey from its beginning, to the legacy you will build. Thanks in advance to the couple who chooses this ring...
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Cubic Zirconia Engagement Ring- The Juana (Customizable Cathedral-raised Asscher Cut Design with Halo Accents and Under-Halo Style)
0.65 Carat1.00 Carat1.50 Carat2.50 Carat3.50 Carat5.00 Carat

Cubic Zirconia Engagement Ring- The Juana (Customizable Cathedral-raised Asscher Cut Design with Halo Accents and Under-Halo Style)

From $462.35 USD
Isn’t she precious? On the surface: simple, calm perfection. Choose this ring with a smaller center stone or a larger one; you can even change the center stone shape using...
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Cubic Zirconia Engagement Ring- The Juana (Customizable Cathedral-raised Cushion Cut Design with Halo Accents and Under-Halo Style)
0.65 Carat1.00 Carat1.50 Carat2.50 Carat3.50 Carat5.00 Carat

Cubic Zirconia Engagement Ring- The Juana (Customizable Cathedral-raised Cushion Cut Design with Halo Accents and Under-Halo Style)

From $430.77 USD
Isn’t she precious? On the surface: simple, calm perfection. Choose this ring with a smaller center stone or a larger one; you can even change the center stone shape using...
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Cubic Zirconia Engagement Ring- The Juana (Customizable Cathedral-raised Emerald Cut Design with Halo Accents and Under-Halo Style)
0.75 Carat1.00 Carat1.50 Carat2.50 Carat3.00 Carat4.00 Carat5.00 Carat

Cubic Zirconia Engagement Ring- The Juana (Customizable Cathedral-raised Emerald Cut Design with Halo Accents and Under-Halo Style)

From $473.20 USD
Isn’t she precious? On the surface: simple, calm perfection. Choose this ring with a smaller center stone or a larger one; you can even change the center stone shape using...
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Cubic Zirconia Engagement Ring- The Juana (Customizable Cathedral-raised Marquise Cut Design with Halo Accents and Under-Halo Style)
0.50 Carat0.75 Carat1.00 Carat2.00 Carat

Cubic Zirconia Engagement Ring- The Juana (Customizable Cathedral-raised Marquise Cut Design with Halo Accents and Under-Halo Style)

From $515.77 USD
Isn’t she precious? On the surface: simple, calm perfection. Choose this ring with a smaller center stone or a larger one; you can even change the center stone shape using...
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Cubic Zirconia Engagement Ring- The Juana (Customizable Cathedral-raised Oval Cut Design with Halo Accents and Under-Halo Style)
0.50 Carat1.00 Carat1.50 Carat2.50 Carat3.00 Carat4.00 Carat5.00 Carat

Cubic Zirconia Engagement Ring- The Juana (Customizable Cathedral-raised Oval Cut Design with Halo Accents and Under-Halo Style)

From $418.32 USD
Isn’t she precious? On the surface: simple, calm perfection. Choose this ring with a smaller center stone or a larger one; you can even change the center stone shape using...
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Cubic Zirconia Engagement Ring- The Juana (Customizable Cathedral-raised Princess Cut Design with Halo Accents and Under-Halo Style)
0.40 Carat0.50 Carat0.65 Carat0.75 Carat1.00 Carat1.25 Carat1.50 Carat2.00 Carat3.50 Carat5.00 Carat

Cubic Zirconia Engagement Ring- The Juana (Customizable Cathedral-raised Princess Cut Design with Halo Accents and Under-Halo Style)

From $403.52 USD
Isn’t she precious? On the surface: simple, calm perfection. Choose this ring with a smaller center stone or a larger one; you can even change the center stone shape using...
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Cubic Zirconia Engagement Ring- The Juana (Customizable Cathedral-raised Radiant Cut Design with Halo Accents and Under-Halo Style)
0.75 Carat1.00 Carat1.50 Carat2.50 Carat3.00 Carat4.00 Carat5.00 Carat

Cubic Zirconia Engagement Ring- The Juana (Customizable Cathedral-raised Radiant Cut Design with Halo Accents and Under-Halo Style)

From $473.20 USD
Isn’t she precious? On the surface: simple, calm perfection. Choose this ring with a smaller center stone or a larger one; you can even change the center stone shape using...
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Cubic Zirconia Engagement Ring- The Juana (Customizable Cathedral-raised Round Cut Design with Halo Accents and Under-Halo Style)
0.25 Carat0.33 Carat0.40 Carat0.50 Carat0.75 Carat0.80 Carat1.00 Carat1.25 Carat1.50 Carat1.90 Carat2.00 Carat2.50 Carat3.00 Carat3.50 Carat4.75 Carat

Cubic Zirconia Engagement Ring- The Juana (Customizable Cathedral-raised Round Cut Design with Halo Accents and Under-Halo Style)

From $388.43 USD
Isn’t she precious? On the surface: simple, calm perfection. Choose this ring with a smaller center stone or a larger one; you can even change the center stone shape using...
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Cubic Zirconia Engagement Ring- The Jubilee (Customizable Round Cut Solitaire with Beaded Metallic Milgrain)
0.75 Carat1.00 Carat1.25 Carat1.50 Carat3.00 Carat3.50 Carat2.00 Carat2.50 Carat

Cubic Zirconia Engagement Ring- The Jubilee (Customizable Round Cut Solitaire with Beaded Metallic Milgrain)

From $289.49 USD
Her name harkens from an ancient Hebrew celebration of joy, travel and rest. The Jubilee is a ring specially designed for the woman whose gift of love is worth taking...
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Cubic Zirconia Engagement Ring- The Julie Madison

Cubic Zirconia Engagement Ring- The Julie Madison

From $592.28 USD
Get The Julie Madison engagement ring alone or together with the matching anniversary band to complete the wedding set. Carat Weight: Choose your center stone weight using the drop-down menu...
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Cubic Zirconia Engagement Ring- The Julie Madison (Customizable Asscher Cut Style with Halo and Round Cut Journey-Style Band Accents)
0.65 Carat1.00 Carat1.50 Carat2.50 Carat3.50 Carat5.00 Carat

Cubic Zirconia Engagement Ring- The Julie Madison (Customizable Asscher Cut Style with Halo and Round Cut Journey-Style Band Accents)

From $487.18 USD
It’s common for many guys to wishfully talk about what they’ll do and buy when they ‘win the lottery’. You may want nothing more than to buy the love of...
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Cubic Zirconia Engagement Ring- The Julie Madison (Customizable Cushion Cut Style with Halo and Round Cut Journey-Style Band Accents)
0.65 Carat1.00 Carat1.50 Carat2.50 Carat3.50 Carat5.00 Carat

Cubic Zirconia Engagement Ring- The Julie Madison (Customizable Cushion Cut Style with Halo and Round Cut Journey-Style Band Accents)

From $467.24 USD
It’s common for many guys to wishfully talk about what they’ll do and buy when they ‘win the lottery’. You may want nothing more than to buy the love of...
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Cubic Zirconia Engagement Ring- The Julie Madison (Customizable Emerald Cut Style with Halo and Round Cut Journey-Style Band Accents)
0.33 Carat0.75 Carat1.00 Carat1.50 Carat2.50 Carat3.00 Carat4.00 Carat5.00 Carat

Cubic Zirconia Engagement Ring- The Julie Madison (Customizable Emerald Cut Style with Halo and Round Cut Journey-Style Band Accents)

From $446.12 USD
It’s common for many guys to wishfully talk about what they’ll do and buy when they ‘win the lottery’. You may want nothing more than to buy the love of...
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Cubic Zirconia Engagement Ring- The Julie Madison (Customizable Marquise Cut Style with Halo and Round Cut Journey-Style Band Accents)
0.20 Carat0.25 Carat0.30 Carat0.38 Carat0.50 Carat0.75 Carat1.00 Carat2.00 Carat

Cubic Zirconia Engagement Ring- The Julie Madison (Customizable Marquise Cut Style with Halo and Round Cut Journey-Style Band Accents)

From $445.18 USD
It’s common for many guys to wishfully talk about what they’ll do and buy when they ‘win the lottery’. You may want nothing more than to buy the love of...
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Cubic Zirconia Jewelry featuring Round Cut CZ Gemstones

round cut cubic zirconia stonesSee below for the full CubicZirconia.com collection of jewelry products featuring round cut CZ gemstones.

Choose from a variety of different round cut CZ sizes to find the perfect Cubic Zirconia gemstone to match your jewelry setting. Beautiful in rings, pendants, earrings, and more!

When you’re shopping for loose CZ stones on CubicZirconia.com, know that we use carat-equivalent sizes.  That means that when you buy a 2 carat Cubic Zirconia, we match up the size dimensions for a perfect 2 carat diamond and make sure you get a match in size measured in millimeters.  For example, in Round cut that would be a 8.0 mm CZ stone, or a two-carat round cut diamond equivalent.  

--split--

Each round cut CZ loose stone is shipped to you in a secure, velvet-lined gift box. All loose stones packages ship from the United States, typically within two business days of confirmed purchase. 

If you need help choosing the right AAAAA diamond-quality Cubic Zirconia center stone carat size or stone shape, use the following resources:

Choosing the right Cubic Zirconia carat size

Choosing the right Cubic Zirconia stone shape

Looking for wholesale round-cut cubic zirconia stones instead of finished jewelry? If so, click here.