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    US Size 4.00

    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. 

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


    $596.26 USD$863.78 USD

    Aloha! This happenin' enhanced three-stone ring is cooler than a grass skirt on a windy day. A 5A diamond-quality Oval cut cubic zirconia center stone sits pretty in a prong...

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


    $562.79 USD$868.29 USD

    Aloha! This happenin' enhanced three-stone ring is cooler than a grass skirt on a windy day. A 5A diamond-quality Princess/Square cut cubic zirconia center stone sits pretty in a prong...

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


    $591.97 USD$872.47 USD

    Aloha! This happenin' enhanced three-stone ring is cooler than a grass skirt on a windy day. A 5A diamond-quality Radiant cut cubic zirconia center stone sits pretty in a prong...

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


    $614.74 USD$841.74 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...

    Cubic Zirconia Engagement Ring- The Jada (Customizable Cathedral-Bezel Asscher Cut Design with Under Halo and Shared Prong Band)


    $686.57 USD$2,242.49 USD

    Warning: may be threatening to weak men. That's not simply an "under halo" of round accent stones running horizontally underneath the raised cathedral-style center setting of this artisan engagement ring....

    Cubic Zirconia Engagement Ring- The Jada (Customizable Cathedral-Bezel Cushion Cut Design with Under Halo and Shared Prong Band)


    $658.14 USD$2,621.67 USD

    Warning: may be threatening to weak men. That's not simply an "under halo" of round accent stones running horizontally underneath the raised cathedral-style center setting of this artisan engagement ring....

    Cubic Zirconia Engagement Ring- The Jada (Customizable Cathedral-Bezel Emerald Cut Design with Under Halo and Shared Prong Band)


    $685.81 USD$2,513.46 USD

    Warning: may be threatening to weak men. That's not simply an "under halo" of round accent stones running horizontally underneath the raised cathedral-style center setting of this artisan engagement ring....

    Cubic Zirconia Engagement Ring- The Jada (Customizable Cathedral-Bezel Marquise Cut Design with Under Halo and Shared Prong Band)


    $735.03 USD$2,103.99 USD

    Warning: may be threatening to weak men. That's not simply an "under halo" of round accent stones running horizontally underneath the raised cathedral-style center setting of this artisan engagement ring....

    Cubic Zirconia Engagement Ring- The Jada (Customizable Cathedral-Bezel Oval Cut Design with Under Halo and Shared Prong Band)


    $674.51 USD$2,381.77 USD

    Warning: may be threatening to weak men. That's not simply an "under halo" of round accent stones running horizontally underneath the raised cathedral-style center setting of this artisan engagement ring....

    Cubic Zirconia Engagement Ring- The Jada (Customizable Cathedral-Bezel Princess/Square Cut Design with Under Halo and Shared Prong Band)


    $740.66 USD$2,536.73 USD

    Warning: may be threatening to weak men. That's not simply an "under halo" of round accent stones running horizontally underneath the raised cathedral-style center setting of this artisan engagement ring....

    Cubic Zirconia Engagement Ring- The Jada (Customizable Cathedral-Bezel Radiant Cut Design with Under Halo and Shared Prong Band)


    $685.81 USD$2,513.46 USD

    Warning: may be threatening to weak men. That's not simply an "under halo" of round accent stones running horizontally underneath the raised cathedral-style center setting of this artisan engagement ring....

    Cubic Zirconia Engagement Ring- The Jada (Customizable Cathedral-Bezel Round Cut Design with Under Halo and Shared Prong Band)


    $715.53 USD$2,248.88 USD

    Warning: may be threatening to weak men. That's not simply an "under halo" of round accent stones running horizontally underneath the raised cathedral-style center setting of this artisan engagement ring....

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


    $431.04 USD$1,683.30 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...

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


    $426.40 USD$1,611.32 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...

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


    $461.81 USD$1,700.97 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...

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


    $454.82 USD$1,656.47 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...

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


    $412.94 USD$1,418.50 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...

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


    $461.81 USD$1,700.97 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...

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


    $409.93 USD$1,506.46 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...

    Cubic Zirconia Engagement Ring- The Jenna Riley (1.50 Carat Round Cut with Twisted Pavé Split Band, Under-halo, and Prong Accents)


    $858.31 USD$3,508.20 USD

    You're in good company if you're considering a Cubic Zirconia engagement ring like The Jenna Riley as an alternative to overpriced diamonds. A 1.50-carat round cut center stone, twisted split-band...

    Cubic Zirconia Engagement Ring- The Jilari (Customizable Bezel-set Cushion Cut with Under-Halo)


    $334.91 USD$2,902.49 USD

    She'll look absolutely fetching with this bezel-set AAAAA diamond quality Cubic Zirconia 'semi-solitaire' engagement ring hiding a little extra under the hood. Twelve* (12) shimmery round-cut accent stones whirl round the...

    Cubic Zirconia Engagement Ring- The Jilari (Customizable Bezel-set Oval Cut with Under-Halo)


    $368.72 USD$2,988.35 USD

    She'll look absolutely fetching with this bezel-set AAAAA diamond quality Cubic Zirconia 'semi-solitaire' engagement ring hiding a little extra under the hood. Fourteen* (14) shimmery round-cut accent stones whirl round...

    Cubic Zirconia Engagement Ring- The Jilari (Customizable Bezel-set Round Cut with Under-Halo)


    $329.94 USD$2,857.32 USD

    She'll look absolutely fetching with this bezel-set AAAAA diamond quality Cubic Zirconia 'semi-solitaire' engagement ring hiding a little extra under the hood. Twelve* (12) shimmery round-cut accent stones whirl round the...

    Cubic Zirconia Engagement Ring- The Jolene (Customizable Asscher Cut with Floral-inspired Clustered Accent Under-halo)


    $442.44 USD$1,804.52 USD

    This unique floral-inspired CZ engagement ring is a feast for the senses. What exactly does The Jolene smell like when you open the gift box and take a big whiff of that...

    Cubic Zirconia Engagement Ring- The Jolene (Customizable Cushion Cut with Floral-inspired Clustered Accent Under-halo)


    $437.80 USD$1,804.45 USD

    This unique floral-inspired CZ engagement ring is a feast for the senses. What exactly does The Jolene smell like when you open the gift box and take a big whiff of that...

    Cubic Zirconia Engagement Ring- The Jolene (Customizable Princess Cut with Floral-inspired Clustered Accent Under-halo)


    $433.99 USD$1,830.94 USD

    This unique floral-inspired CZ engagement ring is a feast for the senses. What exactly does The Jolene smell like when you open the gift box and take a big whiff of that...

    Cubic Zirconia Engagement Ring- The Jolene (Customizable Round Cut with Floral-inspired Clustered Accent Under-halo)


    $439.94 USD$1,822.85 USD

    This unique floral-inspired CZ engagement ring is a feast for the senses. What exactly does The Jolene smell like when you open the gift box and take a big whiff of that...

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


    $462.35 USD$2,266.58 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...

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


    $430.77 USD$2,168.33 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...

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


    $473.20 USD$2,430.80 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...

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


    $515.77 USD$1,914.06 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...

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


    $418.32 USD$2,246.29 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...

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


    $403.52 USD$2,390.99 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...

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


    $473.20 USD$2,430.80 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...

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


    $388.43 USD$2,265.15 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...

    Cubic Zirconia Engagement Ring- The Julia (Customizable Thin-Band Oval Cut Solitaire)


    $226.50 USD$1,284.69 USD

    A ring that transcends social and economic status, The Julia is a fabulous diamond-imitation engagement ring that all the girls will think is the "real thing". Sporting a 0.50 to...

    Cubic Zirconia Engagement Ring- The Julia (Customizable Thin-Band Round Cut Solitaire)


    $224.13 USD$1,225.78 USD

    A ring that transcends social and economic status, The Julia is a fabulous diamond-imitation engagement ring that all the girls will think is the "real thing". Sporting a 0.50 to...

    Cubic Zirconia Engagement Ring- The Karly (Customizable Asscher Cut Design with Bypass Halo and 3-sided Artisan Pavé Band)


    $679.40 USD$1,642.18 USD

    Imagine a special woman, hundreds of years before women were allowed to vote, and she’s storming into a throne room wearing The Karly’s twisting, artisan-styled, three-sided pavé band on a...

    Cubic Zirconia Engagement Ring- The Karly (Customizable Cushion Cut Design with Bypass Halo and 3-sided Artisan Pavé Band)


    $674.75 USD$1,648.14 USD

    Imagine a special woman, hundreds of years before women were allowed to vote, and she’s storming into a throne room wearing The Karly’s twisting, artisan-styled, three-sided pavé band on a...

    Cubic Zirconia Engagement Ring- The Karly (Customizable Oval Cut Design with Bypass Halo and 3-sided Artisan Pavé Band)


    $694.27 USD$1,869.25 USD

    Imagine a special woman, hundreds of years before women were allowed to vote, and she’s storming into a throne room wearing The Karly’s twisting, artisan-styled, three-sided pavé band on a...

    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. 




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