US Size 12.00

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Cubic Zirconia Engagement Ring- The Louise (Customizable Twisted Bypass with Channel Accents)

Cubic Zirconia Engagement Ring- The Louise (Customizable Twisted Bypass with Channel Accents)

From $282.48 USD
5A diamond quality Cubic Zirconia center stone in the shape your prefer (12 choices) + attractive round-cut channel-set melee side stones + sophisticated baguette-cut accents + your choice of yellow...
Cubic Zirconia Engagement Ring- The Lucille May (Customizable Cushion Cut Solitaire featuring Filigree Faux Halo and Infinity Split Band)
0.65 Carat1.00 Carat1.50 Carat2.50 Carat3.50 Carat5.00 Carat

Cubic Zirconia Engagement Ring- The Lucille May (Customizable Cushion Cut Solitaire featuring Filigree Faux Halo and Infinity Split Band)

$249.60 USDFrom $229.00 USD
Women have loved wearing solitaire rings for millennia. Never out of style, we think it’s partly because a one-stone ring provides beauty without pretension.  And perhaps— just perhaps— because this...
Cubic Zirconia Engagement Ring- The Lucille May (Customizable Emerald Cut Solitaire featuring Filigree Faux Halo and Infinity Split Band)
0.33 Carat0.75 Carat1.00 Carat1.50 Carat2.50 Carat3.00 Carat4.00 Carat5.00 Carat

Cubic Zirconia Engagement Ring- The Lucille May (Customizable Emerald Cut Solitaire featuring Filigree Faux Halo and Infinity Split Band)

$265.06 USDFrom $229.00 USD
Women have loved wearing solitaire rings for millennia. Never out of style, we think it’s partly because a one-stone ring provides beauty without pretension.  And perhaps— just perhaps— because this...
Cubic Zirconia Engagement Ring- The Lucille May (Customizable Marquise Cut Solitaire featuring Filigree Faux Halo and Infinity Split Band)
0.20 Carat0.25 Carat0.30 Carat0.38 Carat0.50 Carat0.75 Carat1.00 Carat2.00 Carat

Cubic Zirconia Engagement Ring- The Lucille May (Customizable Marquise Cut Solitaire featuring Filigree Faux Halo and Infinity Split Band)

$243.16 USDFrom $229.00 USD
Women have loved wearing solitaire rings for millennia. Never out of style, we think it’s partly because a one-stone ring provides beauty without pretension.  And perhaps— just perhaps— because this...
Cubic Zirconia Engagement Ring- The Lucille May (Customizable Oval Cut Solitaire featuring Filigree Faux Halo and Infinity Split Band)
0.25 Carat0.50 Carat1.00 Carat1.50 Carat2.50 Carat3.00 Carat4.00 Carat5.00 Carat

Cubic Zirconia Engagement Ring- The Lucille May (Customizable Oval Cut Solitaire featuring Filigree Faux Halo and Infinity Split Band)

$243.34 USDFrom $229.00 USD
Women have loved wearing solitaire rings for millennia. Never out of style, we think it’s partly because a one-stone ring provides beauty without pretension.  And perhaps— just perhaps— because this...
Cubic Zirconia Engagement Ring- The Lucille May (Customizable Princess Cut Solitaire featuring Filigree Faux Halo and Infinity Split Band)
0.40 Carat0.50 Carat0.75 Carat1.00 Carat1.25 Carat1.50 Carat2.00 Carat3.50 Carat5.00 Carat0.65 Carat

Cubic Zirconia Engagement Ring- The Lucille May (Customizable Princess Cut Solitaire featuring Filigree Faux Halo and Infinity Split Band)

$236.33 USDFrom $229.00 USD
Women have loved wearing solitaire rings for millennia. Never out of style, we think it’s partly because a one-stone ring provides beauty without pretension.  And perhaps— just perhaps— because this...
Cubic Zirconia Engagement Ring- The Lucille May (Customizable Radiant Cut Solitaire featuring Filigree Faux Halo and Infinity Split Band)
0.33 Carat0.75 Carat1.00 Carat1.50 Carat2.50 Carat3.00 Carat4.00 Carat5.00 Carat

Cubic Zirconia Engagement Ring- The Lucille May (Customizable Radiant Cut Solitaire featuring Filigree Faux Halo and Infinity Split Band)

$244.08 USDFrom $229.00 USD
Women have loved wearing solitaire rings for millennia. Never out of style, we think it’s partly because a one-stone ring provides beauty without pretension.  And perhaps— just perhaps— because this...
Cubic Zirconia Engagement Ring- The Lucille May (Customizable Round Cut Solitaire featuring Filigree Faux Halo and Infinity Split 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 Lucille May (Customizable Round Cut Solitaire featuring Filigree Faux Halo and Infinity Split Band)

$247.78 USDFrom $229.00 USD
Women have loved wearing solitaire rings for millennia. Never out of style, we think it’s partly because a one-stone ring provides beauty without pretension.  And perhaps— just perhaps— because this...
Cubic Zirconia Engagement Ring- The Lucy (Customizable 7-stone with Tapered Baguettes)

Cubic Zirconia Engagement Ring- The Lucy (Customizable 7-stone with Tapered Baguettes)

$1,520.74 USDFrom $288.10 USD
The Lucy comes standard featuring a center stone CZ with your choice of round-cut, asscher-cut, cushion-cut, emerald-cut, heart-cut, marquise-cut, oval-cut, princess-cut or radiant cut for the setting's shape. This 7-stone...
Cubic Zirconia Engagement Ring- The Mable (Customizable 7-stone with Round Channel)

Cubic Zirconia Engagement Ring- The Mable (Customizable 7-stone with Round Channel)

From $0.00 USD
Featuring a triple row of channel-set round-cut small accent CZs on either side of the band manufactured in the precious metal of your choice, and with a 0.12 up to...
Cubic Zirconia Engagement Ring- The Maggie

Cubic Zirconia Engagement Ring- The Maggie

$254.33 USDFrom $161.19 USD
Get The Maggie 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 Margaret (0.5-1.5 Carat Round Halo-Style with Pave Band)

Cubic Zirconia Engagement Ring- The Margaret (0.5-1.5 Carat Round Halo-Style with Pave Band)

$789.00 USDFrom $711.50 USD
You'll like this ring. She'll like this ring. You'll both like this 0.5-1.5 carat round-cut engagement ring with 44-gemstone* CZ pave band with matching halo surrounding your center gemstone. And...
Cubic Zirconia Engagement Ring- The Milly (Round 0.5-1.0 Carat Solitaire with Two-Tone Setting)

Cubic Zirconia Engagement Ring- The Milly (Round 0.5-1.0 Carat Solitaire with Two-Tone Setting)

$583.00 USDFrom $0.00 USD
Elegant in simplicity, this angular bar-setting solitaire engagement ring is crafted in your choice of Sterling Silver, Platinum, White Gold, Yellow Gold or Two-tone gold in Yellow Gold with White...
Cubic Zirconia Engagement Ring- The Molly (Round 0.5-1.0 Carat Solitaire with Two-Tone Setting)

Cubic Zirconia Engagement Ring- The Molly (Round 0.5-1.0 Carat Solitaire with Two-Tone Setting)

$583.00 USDFrom $0.00 USD
Elegant in simplicity, this angular bar-setting solitaire engagement ring is crafted in your choice of Sterling Silver, Platinum, White Gold, Yellow Gold or Two-tone gold in White Gold with Yellow...
Cubic Zirconia Engagement Ring- The Monica (Customizable Round Cut Center with Dual Tapered Baguettes)
0.75 Carat1.00 Carat1.50 Carat2.00 Carat2.50 Carat3.00 Carat

Cubic Zirconia Engagement Ring- The Monica (Customizable Round Cut Center with Dual Tapered Baguettes)

$254.43 USDFrom $218.12 USD
Isn't The Monica engagement ring featuring an AAAAA diamond-quality customizable-setting CZ center stone with your choice of size, plus dual tapered baguette gemstones just flat-out sexy? Can you think of...
Cubic Zirconia Engagement Ring- The Natasha (0.25-2.0 CT Cathedral-inspired Princess-Cut Design)

Cubic Zirconia Engagement Ring- The Natasha (0.25-2.0 CT Cathedral-inspired Princess-Cut Design)

$275.00 USDFrom $225.15 USD
1 review
Ablaze with your choice of 0.25 to 2.0 Carats of princess-cut Cubic Zirconia center gemstone, The Natasha is an elegant interpretation of the classic cathedral solitaire design-- and a seriously...
Cubic Zirconia Engagement Ring- The Nazareth (Customizable 3-stone Bar-set Asscher Cut Design with Princess Accents)
0.65 Carat1.00 Carat1.50 Carat2.50 Carat3.50 Carat5.00 Carat

Cubic Zirconia Engagement Ring- The Nazareth (Customizable 3-stone Bar-set Asscher Cut Design with Princess Accents)

$294.63 USDFrom $229.00 USD
Does true love exist? Is there really such a thing as a soul mate? If you ever found yourself doubting 'true love' because you waited what seemed an entire lifetime...
Cubic Zirconia Engagement Ring- The Nazareth (Customizable 3-stone Bar-set Cushion Cut Design with Princess Accents)
0.65 Carat1.00 Carat1.50 Carat2.50 Carat3.50 Carat5.00 Carat

Cubic Zirconia Engagement Ring- The Nazareth (Customizable 3-stone Bar-set Cushion Cut Design with Princess Accents)

$290.01 USDFrom $229.00 USD
Does true love exist? Is there really such a thing as a soul mate? If you ever found yourself doubting 'true love' because you waited what seemed an entire lifetime...
Cubic Zirconia Engagement Ring- The Nazareth (Customizable 3-stone Bar-set Emerald Cut Design with Princess Accents)
0.75 Carat1.00 Carat1.50 Carat2.50 Carat3.00 Carat

Cubic Zirconia Engagement Ring- The Nazareth (Customizable 3-stone Bar-set Emerald Cut Design with Princess Accents)

$303.39 USDFrom $229.00 USD
Does true love exist? Is there really such a thing as a soul mate? If you ever found yourself doubting 'true love' because you waited what seemed an entire lifetime...
Cubic Zirconia Engagement Ring- The Nazareth (Customizable 3-stone Bar-set Oval Cut Design with Princess Accents)
0.50 Carat1.00 Carat1.50 Carat2.50 Carat3.00 Carat

Cubic Zirconia Engagement Ring- The Nazareth (Customizable 3-stone Bar-set Oval Cut Design with Princess Accents)

$301.89 USDFrom $229.00 USD
Does true love exist? Is there really such a thing as a soul mate? If you ever found yourself doubting 'true love' because you waited what seemed an entire lifetime...
Cubic Zirconia Engagement Ring- The Nazareth (Customizable 3-stone Bar-set Radiant Cut Design with Princess Accents)
0.75 Carat1.00 Carat1.50 Carat2.50 Carat3.00 Carat

Cubic Zirconia Engagement Ring- The Nazareth (Customizable 3-stone Bar-set Radiant Cut Design with Princess Accents)

$303.39 USDFrom $229.00 USD
Does true love exist? Is there really such a thing as a soul mate? If you ever found yourself doubting 'true love' because you waited what seemed an entire lifetime...
Cubic Zirconia Engagement Ring- The Nazareth (Customizable 3-stone Bar-set Round Cut Design with Princess 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 Nazareth (Customizable 3-stone Bar-set Round Cut Design with Princess Accents)

$282.61 USDFrom $229.00 USD
Does true love exist? Is there really such a thing as a soul mate? If you ever found yourself doubting 'true love' because you waited what seemed an entire lifetime...
Cubic Zirconia Engagement Ring- The Nikki (Oval Cut Three Stone)

Cubic Zirconia Engagement Ring- The Nikki (Oval Cut Three Stone)

$313.00 USDFrom $268.10 USD
Seal your everlasting commitment to love and cherish the woman of your dreams by presenting this stunning three-stone customizable engagement ring, available with the  fantastic Oval-cut setting. With triple the...
Cubic Zirconia Engagement Ring- The Nora (Customizable Cathedral Solitaire)

Cubic Zirconia Engagement Ring- The Nora (Customizable Cathedral Solitaire)

$821.50 USDFrom $301.98 USD
It's not just your imagination, brother. There's really a glamorous feel radiating from this classic cathedral-set solitaire Cubic Zirconia engagement ring. You shouldn't feel surprised when you can sense it through...
Cubic Zirconia Engagement Ring- The Patti (Customizable Asscher Cut 2-stone Bypass Style)
0.65 Carat1.00 Carat1.50 Carat2.50 Carat3.50 Carat5.00 Carat

Cubic Zirconia Engagement Ring- The Patti (Customizable Asscher Cut 2-stone Bypass Style)

$282.38 USDFrom $229.00 USD
Like a peppermint twist, The Patti engagement ring wraps her finger with a playful freeform shank, accented with sweet, side-by-side matching 5A cubic zirconia asscher cut stones in a two-stone style...
Cubic Zirconia Engagement Ring- The Patti (Customizable Cushion Cut 2-stone Bypass Style)
0.65 Carat1.00 Carat1.50 Carat2.50 Carat3.50 Carat5.00 Carat

Cubic Zirconia Engagement Ring- The Patti (Customizable Cushion Cut 2-stone Bypass Style)

$272.96 USDFrom $229.00 USD
Like a peppermint twist, The Patti engagement ring wraps her finger with a playful freeform shank, accented with sweet, side-by-side matching 5A cubic zirconia cushion cut stones in a two-stone style...
Cubic Zirconia Engagement Ring- The Patti (Customizable Emerald Cut 2-stone Bypass Style)
0.33 Carat0.75 Carat1.00 Carat1.50 Carat2.50 Carat3.00 Carat4.00 Carat5.00 Carat

Cubic Zirconia Engagement Ring- The Patti (Customizable Emerald Cut 2-stone Bypass Style)

$261.97 USDFrom $229.00 USD
Like a peppermint twist, The Patti engagement ring wraps her finger with a playful freeform shank, accented with sweet, side-by-side matching 5A cubic zirconia emerald cut stones in a two-stone style...
Cubic Zirconia Engagement Ring- The Patti (Customizable Heart Cut 2-stone Bypass Style)
0.50 Carat0.75 Carat1.50 Carat2.00 Carat3.00 Carat4.00 Carat

Cubic Zirconia Engagement Ring- The Patti (Customizable Heart Cut 2-stone Bypass Style)

$266.12 USDFrom $229.00 USD
Like a peppermint twist, The Patti engagement ring wraps her finger with a playful freeform shank, accented with sweet, matching side-by-side 5A cubic zirconia heart cut stones in a two-stone style...
Cubic Zirconia Engagement Ring- The Patti (Customizable Marquise Cut 2-stone Bypass Style)
0.20 Carat0.25 Carat0.30 Carat0.38 Carat0.50 Carat0.75 Carat1.00 Carat2.00 Carat

Cubic Zirconia Engagement Ring- The Patti (Customizable Marquise Cut 2-stone Bypass Style)

$260.21 USDFrom $229.00 USD
Like a peppermint twist, The Patti engagement ring wraps her finger with a playful freeform shank, accented with sweet, side-by-side matching 5A cubic zirconia marquise cut stones in a two-stone style...
Cubic Zirconia Engagement Ring- The Patti (Customizable Oval Cut 2-stone Bypass Style)
0.25 Carat0.50 Carat1.00 Carat1.50 Carat2.50 Carat3.00 Carat4.00 Carat5.00 Carat

Cubic Zirconia Engagement Ring- The Patti (Customizable Oval Cut 2-stone Bypass Style)

$260.39 USDFrom $229.00 USD
Like a peppermint twist, The Patti engagement ring wraps her finger with a playful freeform shank, accented with sweet, side-by-side matching 5A cubic zirconia oval cut stones in a two-stone...
Cubic Zirconia Engagement Ring- The Patti (Customizable Princess Cut 2-stone Bypass Style)
0.40 Carat0.50 Carat0.75 Carat1.00 Carat1.25 Carat1.50 Carat2.00 Carat3.50 Carat5.00 Carat0.65 Carat

Cubic Zirconia Engagement Ring- The Patti (Customizable Princess Cut 2-stone Bypass Style)

$246.13 USDFrom $229.00 USD
Like a peppermint twist, The Patti engagement ring wraps her finger with a playful freeform shank, accented with sweet, side-by-side matching 5A cubic zirconia princess cut stones in a two-stone...
Cubic Zirconia Engagement Ring- The Patti (Customizable Radiant Cut 2-stone Bypass Style)
0.33 Carat0.75 Carat1.00 Carat1.50 Carat2.50 Carat3.00 Carat4.00 Carat5.00 Carat

Cubic Zirconia Engagement Ring- The Patti (Customizable Radiant Cut 2-stone Bypass Style)

$303.51 USDFrom $229.00 USD
Like a peppermint twist, The Patti engagement ring wraps her finger with a playful freeform shank, accented with sweet, side-by-side 5A cubic zirconia matching Radiant Cut stones in a two-stone style that's...
Cubic Zirconia Engagement Ring- The Patti (Customizable Round Cut 2-stone Bypass Style)
0.25 Carat0.50 Carat0.75 Carat1.00 Carat1.50 Carat2.00 Carat2.50 Carat3.00 Carat3.50 Carat

Cubic Zirconia Engagement Ring- The Patti (Customizable Round Cut 2-stone Bypass Style)

$269.28 USDFrom $229.00 USD
Like a peppermint twist, The Patti engagement ring wraps her finger with a playful freeform shank, accented with sweet, side-by-side matching 5A cubic zirconia round cut stones in a two-stone style...
Cubic Zirconia Engagement Ring- The Peggie (1.08 Carat TCW Round Cut Oversized Curlicue Pavé Split-band)

Cubic Zirconia Engagement Ring- The Peggie (1.08 Carat TCW Round Cut Oversized Curlicue Pavé Split-band)

$1,004.43 USDFrom $758.38 USD
This sculpturally-inspired round cut engagement ring with oversized wide split pavé band is like poetry in motion. It features ribbon-like ringlets of precious metal flowing downward and around with eight-four...
Cubic Zirconia Engagement Ring- The Rachal (Customizable Segmented Cluster-Halo Enhanced Oval Cut Design with Thin Band)
0.50 Carat1.00 Carat1.50 Carat2.50 Carat3.00 Carat

Cubic Zirconia Engagement Ring- The Rachal (Customizable Segmented Cluster-Halo Enhanced Oval Cut Design with Thin Band)

$287.50 USDFrom $254.89 USD
When our founder first flirted with the idea in 1999 to sell cubic zirconia online, he didn’t know exactly how the company would turn out. But he knew he had...
Cubic Zirconia Engagement Ring- The Rachal (Customizable Segmented Cluster-Halo Enhanced Princess Cut Design with Thin Band)
0.40 Carat0.50 Carat0.65 Carat0.75 Carat1.00 Carat1.25 Carat1.50 Carat2.00 Carat

Cubic Zirconia Engagement Ring- The Rachal (Customizable Segmented Cluster-Halo Enhanced Princess Cut Design with Thin Band)

$231.09 USDFrom $229.00 USD
When our founder first flirted with the idea in 1999 to sell cubic zirconia online, he didn’t know exactly how the company would turn out. But he knew he had...
Cubic Zirconia Engagement Ring- The Rochelle (Customizable Baguette Channel)

Cubic Zirconia Engagement Ring- The Rochelle (Customizable Baguette Channel)

$892.00 USDFrom $423.88 USD
1 review
How many ways can you tell a woman that she's an exquisite jewel? If you're a poet, you can come up with any number of ways! But you can skip...
Cubic Zirconia Engagement Ring- The Shameka (Customizable 7-stone Princess Channel)

Cubic Zirconia Engagement Ring- The Shameka (Customizable 7-stone Princess Channel)

$309.11 USDFrom $264.35 USD
She's ready. You're ready. The scene is set. The mood is ripe. You know it's coming. She hopes, but isn't sure. You get down on one knee and ask the...
Cubic Zirconia Engagement Ring- The Shannon Avery (Pear Cut Bypass Solitaire)

Cubic Zirconia Engagement Ring- The Shannon Avery (Pear Cut Bypass Solitaire)

$222.50 USDFrom $189.15 USD
Ablaze with your choice of 0.20 to 1.5 Carats of pear-cut Cubic Zirconia center gemstone, The Shannon Avery is an elegant interpretation of the classic solitaire bypass ring style-- and...
Cubic Zirconia Engagement Ring- The Sheena (Simple 0.25-1.0 CT Round Bezel-Set Solitaire)

Cubic Zirconia Engagement Ring- The Sheena (Simple 0.25-1.0 CT Round Bezel-Set Solitaire)

From $369.85 USD
See how she sparkles and shines...The Sheena is one of our simpler bridal jewelry pieces, but that is only because she doesn't boast that she's the most! Her bezel-set solitaire...

US Size 12.00 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 12.00.

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.