US Size 4.00

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266 Products Found
Metal Accent Two Tone
Cubic Zirconia Engagement Ring- The Brenna (Customizable 3-stone with Love Knots Artisan Band)

Cubic Zirconia Engagement Ring- The Brenna (Customizable 3-stone with Love Knots Artisan Band)

From $239.70 USD
Looking for the perfect proposal ring for that perfect person for you? Few things in life can be as precious as your loved one, and the engagement ring that you...
Cubic Zirconia Engagement Ring- The Cara (Customizable Wide-Split-Band Solitaire)

Cubic Zirconia Engagement Ring- The Cara (Customizable Wide-Split-Band Solitaire)

From $0.00 USD
"I promise I won't tell that it's Cubic Zirconia and not diamond," says The Cara, right before you enfold this 5A Cubic Zirconia 0.50 to 4.0 carat customizable-shape solitaire engagement...
Cubic Zirconia Engagement Ring- The Carly Anne (Customizable Asscher Cut Design with Double Halo and Wide Split-Pavé Band)

Cubic Zirconia Engagement Ring- The Carly Anne (Customizable Asscher Cut Design with Double Halo and Wide Split-Pavé Band)

From $700.61 USD
You'd think just one halo-style setting of surrounding stones would be enough to make a fantastic, one-of-a-kind engagement ring, wouldn't you? Maybe it would, but The Carly Anne is a...
Cubic Zirconia Engagement Ring- The Carly Anne (Customizable Cushion Cut Design with Double Halo and Wide Split-Pavé Band)

Cubic Zirconia Engagement Ring- The Carly Anne (Customizable Cushion Cut Design with Double Halo and Wide Split-Pavé Band)

From $696.59 USD
You'd think just one halo-style setting of surrounding stones would be enough to make a fantastic, one-of-a-kind engagement ring, wouldn't you? Maybe it would, but The Carly Anne is a...
Cubic Zirconia Engagement Ring- The Carly Anne (Customizable Emerald Cut Design with Double Halo and Wide Split-Pavé Band)

Cubic Zirconia Engagement Ring- The Carly Anne (Customizable Emerald Cut Design with Double Halo and Wide Split-Pavé Band)

From $706.59 USD
You'd think just one halo-style setting of surrounding stones would be enough to make a fantastic, one-of-a-kind engagement ring, wouldn't you? Maybe it would, but The Carly Anne is a...
Cubic Zirconia Engagement Ring- The Carly Anne (Customizable Oval Cut Design with Double Halo and Wide Split-Pavé Band)

Cubic Zirconia Engagement Ring- The Carly Anne (Customizable Oval Cut Design with Double Halo and Wide Split-Pavé Band)

From $781.37 USD
You'd think just one halo-style setting of surrounding stones would be enough to make a fantastic, one-of-a-kind engagement ring, wouldn't you? Maybe it would, but The Carly Anne is a...
Cubic Zirconia Engagement Ring- The Carly Anne (Customizable Princess/Square Cut Design with Double Halo and Wide Split-Pavé Band)

Cubic Zirconia Engagement Ring- The Carly Anne (Customizable Princess/Square Cut Design with Double Halo and Wide Split-Pavé Band)

From $847.09 USD
You'd think just one halo-style setting of surrounding stones would be enough to make a fantastic, one-of-a-kind engagement ring, wouldn't you? Maybe it would, but The Carly Anne is a...
Cubic Zirconia Engagement Ring- The Carly Anne (Customizable Radiant Cut Design with Double Halo and Wide Split-Pavé Band)

Cubic Zirconia Engagement Ring- The Carly Anne (Customizable Radiant Cut Design with Double Halo and Wide Split-Pavé Band)

From $706.95 USD
You'd think just one halo-style setting of surrounding stones would be enough to make a fantastic, one-of-a-kind engagement ring, wouldn't you? Maybe it would, but The Carly Anne is a...
Cubic Zirconia Engagement Ring- The Carly Anne (Customizable Round Cut Design with Double Halo and Wide Split-Pavé Band)

Cubic Zirconia Engagement Ring- The Carly Anne (Customizable Round Cut Design with Double Halo and Wide Split-Pavé Band)

From $882.04 USD
You'd think just one halo-style setting of surrounding stones would be enough to make a fantastic, one-of-a-kind engagement ring, wouldn't you? Maybe it would, but The Carly Anne is a...
Cubic Zirconia Engagement Ring- The Cathy (Customizable 5-Stone with Braided Two-Tone Accents)

Cubic Zirconia Engagement Ring- The Cathy (Customizable 5-Stone with Braided Two-Tone Accents)

From $0.00 USD
The Cathy is a nouveau twist on a timeless 5A CZ engagement ring's simple-taste style. Her name is ancient, and beloved the world over. Simple, sweet, it means “pure.” More...
Cubic Zirconia Engagement Ring- The Celestine (0.39 Carat 3-stone Vintage Style with Two-tone Option)

Cubic Zirconia Engagement Ring- The Celestine (0.39 Carat 3-stone Vintage Style with Two-tone Option)

From $0.00 USD
Pick this solidly traditional three-stone Cubic Zirconia engagement ring with 0.25 carat round-cut center stone and dual round prong side stones-- and you'll have the option to select white, yellow,...
Cubic Zirconia Engagement Ring- The Cheryl (Customizable Cathedral-set Asscher Cut Design with Double Halo, Wide Split Band and Side Knuckle Accents)

Cubic Zirconia Engagement Ring- The Cheryl (Customizable Cathedral-set Asscher Cut Design with Double Halo, Wide Split Band and Side Knuckle Accents)

From $685.58 USD
The powerful tension of your desire to please and be pleased is absolute, and almost tangible. It swirls and swoops just outside the corner of your eye, invisible but felt...
Cubic Zirconia Engagement Ring- The Cheryl (Customizable Cathedral-set Cushion Cut Design with Double Halo, Wide Split Band and Side Knuckle Accents)

Cubic Zirconia Engagement Ring- The Cheryl (Customizable Cathedral-set Cushion Cut Design with Double Halo, Wide Split Band and Side Knuckle Accents)

From $632.51 USD
The powerful tension of your desire to please and be pleased is absolute, and almost tangible. It swirls and swoops just outside the corner of your eye, invisible but felt...
Cubic Zirconia Engagement Ring- The Cheryl (Customizable Cathedral-set Emerald Cut Design with Double Halo, Wide Split Band and Side Knuckle Accents)

Cubic Zirconia Engagement Ring- The Cheryl (Customizable Cathedral-set Emerald Cut Design with Double Halo, Wide Split Band and Side Knuckle Accents)

From $626.61 USD
The powerful tension of your desire to please and be pleased is absolute, and almost tangible. It swirls and swoops just outside the corner of your eye, invisible but felt...
Cubic Zirconia Engagement Ring- The Cheryl (Customizable Cathedral-set Oval Cut Design with Double Halo, Wide Split Band and Side Knuckle Accents)

Cubic Zirconia Engagement Ring- The Cheryl (Customizable Cathedral-set Oval Cut Design with Double Halo, Wide Split Band and Side Knuckle Accents)

From $610.44 USD
The powerful tension of your desire to please and be pleased is absolute, and almost tangible. It swirls and swoops just outside the corner of your eye, invisible but felt...
Cubic Zirconia Engagement Ring- The Cheryl (Customizable Cathedral-set Princess/Square Cut Design with Double Halo, Wide Split Band and Side Knuckle Accents)

Cubic Zirconia Engagement Ring- The Cheryl (Customizable Cathedral-set Princess/Square Cut Design with Double Halo, Wide Split Band and Side Knuckle Accents)

From $782.89 USD
The powerful tension of your desire to please and be pleased is absolute, and almost tangible. It swirls and swoops just outside the corner of your eye, invisible but felt...
Cubic Zirconia Engagement Ring- The Cheryl (Customizable Cathedral-set Radiant Cut Design with Double Halo, Wide Split Band and Side Knuckle Accents)

Cubic Zirconia Engagement Ring- The Cheryl (Customizable Cathedral-set Radiant Cut Design with Double Halo, Wide Split Band and Side Knuckle Accents)

From $626.61 USD
The powerful tension of your desire to please and be pleased is absolute, and almost tangible. It swirls and swoops just outside the corner of your eye, invisible but felt...
Cubic Zirconia Engagement Ring- The Cheryl (Customizable Cathedral-set Round Cut Design with Double Halo, Wide Split Band and Side Knuckle Accents)

Cubic Zirconia Engagement Ring- The Cheryl (Customizable Cathedral-set Round Cut Design with Double Halo, Wide Split Band and Side Knuckle Accents)

From $736.17 USD
The powerful tension of your desire to please and be pleased is absolute, and almost tangible. It swirls and swoops just outside the corner of your eye, invisible but felt...
Cubic Zirconia Engagement Ring- The Chloe (Customizable 5-stone Asscher Cut Style with Quad Tapered Baguettes)

Cubic Zirconia Engagement Ring- The Chloe (Customizable 5-stone Asscher Cut Style with Quad Tapered Baguettes)

From $381.37 USD
There are those of you reading this who swore the woman in your life couldn't wear diamond jewelry. That she is eternally losing everything. You've even come close to losing...
Cubic Zirconia Engagement Ring- The Chloe (Customizable 5-stone Cushion Cut Style with Quad Tapered Baguettes)

Cubic Zirconia Engagement Ring- The Chloe (Customizable 5-stone Cushion Cut Style with Quad Tapered Baguettes)

From $377.38 USD
There are those of you reading this who swore the woman in your life couldn't wear diamond jewelry. That she is eternally losing everything. You've even come close to losing...
Cubic Zirconia Engagement Ring- The Chloe (Customizable 5-stone Emerald Cut Style with Quad Tapered Baguettes)

Cubic Zirconia Engagement Ring- The Chloe (Customizable 5-stone Emerald Cut Style with Quad Tapered Baguettes)

From $371.63 USD
There are those of you reading this who swore the woman in your life couldn't wear diamond jewelry. That she is eternally losing everything. You've even come close to losing...
Cubic Zirconia Engagement Ring- The Chloe (Customizable 5-stone Heart Cut Style with Quad Tapered Baguettes)

Cubic Zirconia Engagement Ring- The Chloe (Customizable 5-stone Heart Cut Style with Quad Tapered Baguettes)

From $372.18 USD
There are those of you reading this who swore the woman in your life couldn't wear diamond jewelry. That she is eternally losing everything. You've even come close to losing...
Cubic Zirconia Engagement Ring- The Chloe (Customizable 5-stone Marquise Cut Style with Quad Tapered Baguettes)

Cubic Zirconia Engagement Ring- The Chloe (Customizable 5-stone Marquise Cut Style with Quad Tapered Baguettes)

From $369.58 USD
There are those of you reading this who swore the woman in your life couldn't wear diamond jewelry. That she is eternally losing everything. You've even come close to losing...
Cubic Zirconia Engagement Ring- The Chloe (Customizable 5-stone Oval Cut Style with Quad Tapered Baguettes)

Cubic Zirconia Engagement Ring- The Chloe (Customizable 5-stone Oval Cut Style with Quad Tapered Baguettes)

From $371.79 USD
There are those of you reading this who swore the woman in your life couldn't wear diamond jewelry. That she is eternally losing everything. You've even come close to losing...
Cubic Zirconia Engagement Ring- The Chloe (Customizable 5-stone Pear Cut Style with Quad Tapered Baguettes)

Cubic Zirconia Engagement Ring- The Chloe (Customizable 5-stone Pear Cut Style with Quad Tapered Baguettes)

From $396.63 USD
There are those of you reading this who swore the woman in your life couldn't wear diamond jewelry. That she is eternally losing everything. You've even come close to losing...
Cubic Zirconia Engagement Ring- The Chloe (Customizable 5-stone Princess/Square Cut Style with Quad Tapered Baguettes)

Cubic Zirconia Engagement Ring- The Chloe (Customizable 5-stone Princess/Square Cut Style with Quad Tapered Baguettes)

From $371.67 USD
There are those of you reading this who swore the woman in your life couldn't wear diamond jewelry. That she is eternally losing everything. You've even come close to losing...
Cubic Zirconia Engagement Ring- The Chloe (Customizable 5-stone Radiant Cut Style with Quad Tapered Baguettes)

Cubic Zirconia Engagement Ring- The Chloe (Customizable 5-stone Radiant Cut Style with Quad Tapered Baguettes)

From $371.79 USD
There are those of you reading this who swore the woman in your life couldn't wear diamond jewelry. That she is eternally losing everything. You've even come close to losing...
Cubic Zirconia Engagement Ring- The Chloe (Customizable 5-stone Round Cut Style with Quad Tapered Baguettes)

Cubic Zirconia Engagement Ring- The Chloe (Customizable 5-stone Round Cut Style with Quad Tapered Baguettes)

From $421.06 USD
There are those of you reading this who swore the woman in your life couldn't wear diamond jewelry. That she is eternally losing everything. You've even come close to losing...
Cubic Zirconia Engagement Ring- The Clarice (Customizable 3-stone Asscher Cut Setting featuring Artisan Bypass)

Cubic Zirconia Engagement Ring- The Clarice (Customizable 3-stone Asscher Cut Setting featuring Artisan Bypass)

From $300.78 USD
Are you a man fortunate enough to have a female love of your life that makes you feel like a VIP? Do her eyes on you feel so powerful they...
Cubic Zirconia Engagement Ring- The Clarice (Customizable 3-stone Cushion Cut Setting featuring Artisan Bypass)

Cubic Zirconia Engagement Ring- The Clarice (Customizable 3-stone Cushion Cut Setting featuring Artisan Bypass)

From $296.84 USD
Are you a man fortunate enough to have a female love of your life that makes you feel like a VIP? Do her eyes on you feel so powerful they...
Cubic Zirconia Engagement Ring- The Clarice (Customizable 3-stone Emerald Cut Setting featuring Artisan Bypass)

Cubic Zirconia Engagement Ring- The Clarice (Customizable 3-stone Emerald Cut Setting featuring Artisan Bypass)

From $314.37 USD
Are you a man fortunate enough to have a female love of your life that makes you feel like a VIP? Do her eyes on you feel so powerful they...
Cubic Zirconia Engagement Ring- The Clarice (Customizable 3-stone Oval Cut Setting featuring Artisan Bypass)

Cubic Zirconia Engagement Ring- The Clarice (Customizable 3-stone Oval Cut Setting featuring Artisan Bypass)

From $316.23 USD
Are you a man fortunate enough to have a female love of your life that makes you feel like a VIP? Do her eyes on you feel so powerful they...
Cubic Zirconia Engagement Ring- The Clarice (Customizable 3-stone Princess/Square Cut Setting featuring Artisan Bypass)

Cubic Zirconia Engagement Ring- The Clarice (Customizable 3-stone Princess/Square Cut Setting featuring Artisan Bypass)

From $316.48 USD
Are you a man fortunate enough to have a female love of your life that makes you feel like a VIP? Do her eyes on you feel so powerful they...
Cubic Zirconia Engagement Ring- The Clarice (Customizable 3-stone Radiant Cut Setting featuring Artisan Bypass)

Cubic Zirconia Engagement Ring- The Clarice (Customizable 3-stone Radiant Cut Setting featuring Artisan Bypass)

From $314.37 USD
Are you a man fortunate enough to have a female love of your life that makes you feel like a VIP? Do her eyes on you feel so powerful they...
Cubic Zirconia Engagement Ring- The Clarice (Customizable 3-stone Round Cut Setting featuring Artisan Bypass)

Cubic Zirconia Engagement Ring- The Clarice (Customizable 3-stone Round Cut Setting featuring Artisan Bypass)

From $340.60 USD
Are you a man fortunate enough to have a female love of your life that makes you feel like a VIP? Do her eyes on you feel so powerful they...
Cubic Zirconia Engagement Ring- The Cortney (0.25 Carat Marquise Cut Solitaire)

Cubic Zirconia Engagement Ring- The Cortney (0.25 Carat Marquise Cut Solitaire)

From $534.92 USD
Get The Cortney 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...
Cubic Zirconia Engagement Ring- The Cressida

Cubic Zirconia Engagement Ring- The Cressida

From $0.00 USD
Carat Weight: Choose your center stone weight using the drop-down menu below (As pictured: 0.25 Carat center stone, 0.25 Carat TCW*). * The exact dimensions and number of side stones...
Cubic Zirconia Engagement Ring- The Danielle (Customizable Double-Halo Asscher Cut Design with Accented Split Band)

Cubic Zirconia Engagement Ring- The Danielle (Customizable Double-Halo Asscher Cut Design with Accented Split Band)

From $905.30 USD
Do you believe that events of random chance radiate in concentric circles of awesome around you? Twenty pigeons swoop down from a telephone wire above the park. Can you imagine...
Cubic Zirconia Engagement Ring- The Danielle (Customizable Double-Halo Cushion Cut Design with Accented Split Band)

Cubic Zirconia Engagement Ring- The Danielle (Customizable Double-Halo Cushion Cut Design with Accented Split Band)

From $856.56 USD
Do you believe that events of random chance radiate in concentric circles of awesome around you? Twenty pigeons swoop down from a telephone wire above the park. Can you imagine...
Cubic Zirconia Engagement Ring- The Danielle (Customizable Double-Halo Emerald Cut Design with Accented Split Band)

Cubic Zirconia Engagement Ring- The Danielle (Customizable Double-Halo Emerald Cut Design with Accented Split Band)

From $918.74 USD
Do you believe that events of random chance radiate in concentric circles of awesome around you? Twenty pigeons swoop down from a telephone wire above the park. Can you imagine...

US Size 4.00 Cubic Zirconia Rings

This product collection has the CubicZirconia.com rings, engagement rings and wedding bands that can be manufactured in a U.S. finger ring size of 4.00.

You can see all available cubic zirconia ring sizes here, and filter our rings product catalog by any specific US ring size number. 

Not sure what your finger ring size actually is? Click here for tips and/or order our ring sizing kit to check. We can also help you with sneaky ninja tips to find what her finger ring size is for a confidential surprise gift without her knowing what you're doing!

If you're outside the United States, Canada and Mexico-- which all use the U.S. ring sizing system used primarily on this website store-- then maybe you need our international ring size chart to convert your known international ring size into a U.S. ring size.