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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 Aina Svanhild (Customizable 11-stone Oval Cut Design with Bypass Channel Accents)


    $293.19 USD$1,594.94 USD

    We hate to break it to anyone who thinks right now that their relationship is perfect and that their partner is even more perfect: sorry, but you're wrong. Real love...

    Cubic Zirconia Engagement Ring- The Aina Svanhild (Customizable 11-stone Princess/Square Cut Design with Bypass Channel Accents)


    $293.41 USD$1,727.64 USD

    We hate to break it to anyone who thinks right now that their relationship is perfect and that their partner is even more perfect: sorry, but you're wrong. Real love...

    Cubic Zirconia Engagement Ring- The Aina Svanhild (Customizable 11-stone Radiant Cut Design with Bypass Channel Accents)


    $268.03 USD$1,798.08 USD

    We hate to break it to anyone who thinks right now that their relationship is perfect and that their partner is even more perfect: sorry, but you're wrong. Real love...

    Cubic Zirconia Engagement Ring- The Aisha (Round with Ribboned Pave Band)


    $523.75 USD$2,669.79 USD

    This sculpturally-inspired round cut engagement ring with pave band is like poetry in motion. It features ribbon-like ringlets of precious metal flowing downward and around before merging back with your...

    Cubic Zirconia Engagement Ring- The Akiko (2.11 TCW featuring Cathedral-style Oval Cut Center with Bezel Peekaboos))


    $407.03 USD$2,024.28 USD

    The Akiko prances pristine on the right left-hand ring finger, lending an air of the exotic geisha-gal who's secretly an empress awaiting her prince's first kiss...all without being pretentious. Like...

    Cubic Zirconia Engagement Ring- The Alaia (Customizable Cushion Cut Style with Round Bar-set Accents)


    $397.85 USD$1,845.00 USD

    An engagement ring (and later an anniversary band) tells the story of your partnership, from its beginning, to the moment when a future without her was unthinkable, to success as...

    Cubic Zirconia Engagement Ring- The Alaia (Customizable Princess/Square Cut Style with Round Bar-set Accents)


    $391.28 USD$1,911.26 USD

    An engagement ring (and later an anniversary band) tells the story of your partnership, from its beginning, to the moment when a future without her was unthinkable, to success as...

    Cubic Zirconia Engagement Ring- The Alaina (Customizable 9-stone with Round and Tapered Baguette Accents)


    $289.65 USD$2,626.59 USD

    REAL pure precious metals. Real 5A cubic zirconia. Real value. Unreal prices. And with our “Buy it for Life” guarantee featuring a Lifetime Warranty, you can't go wrong purchasing this...

    Cubic Zirconia Engagement Ring- The Alanna (Customizable 7-stone with Angled Princess and Baguette Accents)


    $295.83 USD$2,667.60 USD

    Her friends will be green with envy when you bond your lives together with the gift of The Alanna to the woman that makes your blood boil. Isn't this Cubic...

    Cubic Zirconia Engagement Ring- The Alekhya (Customizable Cathedral-Bezel Cushion Cut Design with Halo, Split-Pavé Band & Channel Baguettes)


    $748.91 USD$1,032.34 USD

    We see the landscape of your relationship illustrated in vibrant living colors. She's yours. You're hers. The two of you belong together like the dual 5.00 x 2.00 mm channel-set...

    Cubic Zirconia Engagement Ring- The Alekhya (Customizable Cathedral-Bezel Emerald Cut Design with Halo, Split-Pavé Band & Channel Baguettes)


    $798.02 USD$1,071.92 USD

    We see the landscape of your relationship illustrated in vibrant living colors. She's yours. You're hers. The two of you belong together like the dual 5.00 x 2.00 mm channel-set...

    Cubic Zirconia Engagement Ring- The Alekhya (Customizable Cathedral-Bezel Oval Cut Design with Halo, Split-Pavé Band & Channel Baguettes)


    $797.71 USD$1,035.07 USD

    We see the landscape of your relationship illustrated in vibrant living colors. She's yours. You're hers. The two of you belong together like the dual 5.00 x 2.00 mm channel-set...

    Cubic Zirconia Engagement Ring- The Alekhya (Customizable Cathedral-Bezel Princess/Square Cut Design with Halo, Split-Pavé Band & Channel Baguettes)


    $832.34 USD$1,076.76 USD

    We see the landscape of your relationship illustrated in vibrant living colors. She's yours. You're hers. The two of you belong together like the dual 5.00 x 2.00 mm channel-set...

    Cubic Zirconia Engagement Ring- The Alekhya (Customizable Cathedral-Bezel Radiant Cut Design with Halo, Split-Pavé Band & Channel Baguettes)


    $798.02 USD$1,071.92 USD

    We see the landscape of your relationship illustrated in vibrant living colors. She's yours. You're hers. The two of you belong together like the dual 5.00 x 2.00 mm channel-set...

    Cubic Zirconia Engagement Ring- The Alelli (Customizable Cushion Cut Style with Thin and Twisted Micropavé Band)


    $956.66 USD$2,372.40 USD

    Lesson for today: my wife is violently opposed to being referred to as 'Little Bugaboo' when being woken up in the morning. I wonder if this aversion is universal among...

    Cubic Zirconia Engagement Ring- The Alelli (Customizable Emerald Cut Style with Thin and Twisted Micropavé Band)


    $999.66 USD$2,316.69 USD

    Lesson for today: my wife is violently opposed to being referred to as 'Little Bugaboo' when being woken up in the morning. I wonder if this aversion is universal among...

    Cubic Zirconia Engagement Ring- The Alelli (Customizable Heart Cut Style with Thin and Twisted Micropavé Band)


    $973.68 USD$2,071.14 USD

    Lesson for today: my wife is violently opposed to being referred to as 'Little Bugaboo' when being woken up in the morning. I wonder if this aversion is universal among...

    Cubic Zirconia Engagement Ring- The Alelli (Customizable Oval Cut Style with Thin and Twisted Micropavé Band)


    $1,001.58 USD$2,112.33 USD

    Lesson for today: my wife is violently opposed to being referred to as 'Little Bugaboo' when being woken up in the morning. I wonder if this aversion is universal among...

    Cubic Zirconia Engagement Ring- The Alelli (Customizable Princess/Square Cut Style with Thin and Twisted Micropavé Band)


    $998.70 USD$2,344.89 USD

    Lesson for today: my wife is violently opposed to being referred to as 'Little Bugaboo' when being woken up in the morning. I wonder if this aversion is universal among...

    Cubic Zirconia Engagement Ring- The Alelli (Customizable Radiant Cut Style with Thin and Twisted Micropavé Band)


    $999.66 USD$2,316.69 USD

    Lesson for today: my wife is violently opposed to being referred to as 'Little Bugaboo' when being woken up in the morning. I wonder if this aversion is universal among...

    Cubic Zirconia Engagement Ring- The Alexia (Customizable Cushion Cut Semi-Solitaire with Under-Halo and Peekaboo Cluster)


    $434.75 USD$2,258.48 USD

    Dazzle her with this exclusive bezel-set engagement ring offered by CubicZirconia.com only to the most discerning of jewelry buyers. Do you appreciate a beautiful product that doesn't reveal its every...

    Cubic Zirconia Engagement Ring- The Alexia (Customizable Emerald Cut Semi-Solitaire with Under-Halo and Peekaboo Cluster)


    $451.33 USD$2,083.79 USD

    Dazzle her with this exclusive bezel-set engagement ring offered by CubicZirconia.com only to the most discerning of jewelry buyers. Do you appreciate a beautiful product that doesn't reveal its every...

    Cubic Zirconia Engagement Ring- The Alexia (Customizable Oval Cut Semi-Solitaire with Under-Halo and Peekaboo Cluster)


    $440.12 USD$1,952.37 USD

    Dazzle her with this exclusive bezel-set engagement ring offered by CubicZirconia.com only to the most discerning of jewelry buyers. Do you appreciate a beautiful product that doesn't reveal its every...

    Cubic Zirconia Engagement Ring- The Alexia (Customizable Princess/Square Cut Semi-Solitaire with Under-Halo and Peekaboo Cluster)


    $466.16 USD$2,116.83 USD

    Dazzle her with this exclusive bezel-set engagement ring offered by CubicZirconia.com only to the most discerning of jewelry buyers. Do you appreciate a beautiful product that doesn't reveal its every...

    Cubic Zirconia Engagement Ring- The Alexia (Customizable Radiant Cut Semi-Solitaire with Under-Halo and Peekaboo Cluster)


    $451.33 USD$2,083.79 USD

    Dazzle her with this exclusive bezel-set engagement ring offered by CubicZirconia.com only to the most discerning of jewelry buyers. Do you appreciate a beautiful product that doesn't reveal its every...

    Cubic Zirconia Engagement Ring- The Alexis


    $368.04 USD$1,900.62 USD

    Carat Weight: Choose your center stone weight using the drop-down menu below (As pictured: 0.75 Carat center stone, 1.39 Carat TCW*). * The exact dimensions and number of side stones...

    Cubic Zirconia Engagement Ring- The Alexis Rose (Customizable Cushion Cut Design with Bypass Halo and Split-Shared Prong Band)


    $730.38 USD$3,369.92 USD

    Yes, you may be an awesome idea guy and powerful businessman who invented the such and such device. Trademarks. Patents. Copyrights. Royalties. Even at innovation station making millions of dollars...

    Cubic Zirconia Engagement Ring- The Alexis Rose (Customizable Emerald Cut Design with Bypass Halo and Split-Shared Prong Band)


    $675.67 USD$3,076.08 USD

    Yes, you may be an awesome idea guy and powerful businessman who invented the such and such device. Trademarks. Patents. Copyrights. Royalties. Even at innovation station making millions of dollars...

    Cubic Zirconia Engagement Ring- The Alexis Rose (Customizable Oval Cut Design with Bypass Halo and Split-Shared Prong Band)


    $675.82 USD$2,924.45 USD

    Yes, you may be an awesome idea guy and powerful businessman who invented the such and such device. Trademarks. Patents. Copyrights. Royalties. Even at innovation station making millions of dollars...

    Cubic Zirconia Engagement Ring- The Alexis Rose (Customizable Princess/Square Cut Design with Bypass Halo and Split-Shared Prong Band)


    $766.89 USD$3,126.25 USD

    Yes, you may be an awesome idea guy and powerful businessman who invented the such and such device. Trademarks. Patents. Copyrights. Royalties. Even at innovation station making millions of dollars...

    Cubic Zirconia Engagement Ring- The Alexis Rose (Customizable Radiant Cut Design with Bypass Halo and Split-Shared Prong Band)


    $675.67 USD$3,076.08 USD

    Yes, you may be an awesome idea guy and powerful businessman who invented the such and such device. Trademarks. Patents. Copyrights. Royalties. Even at innovation station making millions of dollars...

    Cubic Zirconia Engagement Ring- The Alice (High-Set Round Cut Six Prongs Solitaire with Pavé Band)


    $699.40 USD$2,645.10 USD

    You'll love this 5A cubic zirconia engagement ring with high-set round cut solitaire and tapered pavé band from CubicZirconia.com, specializing in quality craftsmanship and the sparkle she's dreamed about without...

    Cubic Zirconia Engagement Ring- The Alina (3 Carat European-style Pave)


    $1,630.98 USD$6,538.98 USD

    We call this beautiful European-style engagement ring with Pave setting the "Alina" for confidential reasons. She'll set you back a pretty penny, but she's worth it, right? Spice up your...

    Cubic Zirconia Engagement Ring- The Alisa (Customizable Asscher Cut with Geometric Double Halo)


    $770.51 USD$1,734.46 USD

    Alisa doesn't brook any nonsense, and neither does the woman who wears this mechanically-inspired engagement ring. Eschewing the flowing organic design favored by the go-with-the-flow type of lady, the powerful...

    Cubic Zirconia Engagement Ring- The Alisa (Customizable Cushion Cut with Geometric Double Halo)


    $659.03 USD$1,757.25 USD

    Alisa doesn't brook any nonsense, and neither does the woman who wears this mechanically-inspired engagement ring. Eschewing the flowing organic design favored by the go-with-the-flow type of lady, the powerful...

    Cubic Zirconia Engagement Ring- The Alisa (Customizable Emerald Cut with Geometric Double Halo)


    $731.01 USD$1,822.85 USD

    Alisa doesn't brook any nonsense, and neither does the woman who wears this mechanically-inspired engagement ring. Eschewing the flowing organic design favored by the go-with-the-flow type of lady, the powerful...

    Cubic Zirconia Engagement Ring- The Alisa (Customizable Marquise Cut with Geometric Double Halo)


    $734.75 USD$1,650.65 USD

    Alisa doesn't brook any nonsense, and neither does the woman who wears this mechanically-inspired engagement ring. Eschewing the flowing organic design favored by the go-with-the-flow type of lady, the powerful...

    Cubic Zirconia Engagement Ring- The Alisa (Customizable Oval Cut with Geometric Double Halo)


    $700.94 USD$1,817.93 USD

    Alisa doesn't brook any nonsense, and neither does the woman who wears this mechanically-inspired engagement ring. Eschewing the flowing organic design favored by the go-with-the-flow type of lady, the powerful...

    Cubic Zirconia Engagement Ring- The Alisa (Customizable Pear Cut with Geometric Double Halo)


    $324.68 USD$1,728.27 USD

    Alisa doesn't brook any nonsense, and neither does the woman who wears this mechanically-inspired engagement ring. Eschewing the flowing organic design favored by the go-with-the-flow type of lady, the powerful...

    Cubic Zirconia Engagement Ring- The Alisa (Customizable Princess Cut with Geometric Double Halo)


    $781.79 USD$1,817.81 USD

    Alisa doesn't brook any nonsense, and neither does the woman who wears this mechanically-inspired engagement ring. Eschewing the flowing organic design favored by the go-with-the-flow type of lady, the powerful...

    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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