US Size 3.75

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Cubic Zirconia Anniversary Ring Band, Style 24-12 (0.135 TCW Round Filigree)

Cubic Zirconia Anniversary Ring Band, Style 24-12 (0.135 TCW Round Filigree)

From $539.39 USD
Get the anniversary band alone or see this ring with the full wedding set here, including matching engagement ring, for a two-ring discount. Carat Weight:  0.135 Carat TCW*Stone Shape: Round...
Cubic Zirconia Anniversary Ring Band, Style 45-31 (Heart Motif)

Cubic Zirconia Anniversary Ring Band, Style 45-31 (Heart Motif)

From $119.51 USD
3 reviews
This heart-motif anniversary band will make the heart softly pitter-patter. Some of our customers also like this design as a purity ring, and we think it fits, too! Complete the...
Cubic Zirconia Engagement Ring- Customer Designed Style 6132

Cubic Zirconia Engagement Ring- Customer Designed Style 6132

From $706.70 USD
This "customer designed" product was designed with the help of one customer through our "Design Your Own" custom cubic zirconia jewelry program. Maybe you would you like our help bringing...
Cubic Zirconia Engagement Ring- The Aashi (Customizable Heart Cut Design with Infinity-inspired Split Pavé Band and Bezel Peekaboo Accents)

Cubic Zirconia Engagement Ring- The Aashi (Customizable Heart Cut Design with Infinity-inspired Split Pavé Band and Bezel Peekaboo Accents)

From $772.56 USD
Now here's a name that you won't often hear! Aashi is a short yet unique name that means 'smile' in the Sanskrit language. What can be better than a life...
Cubic Zirconia Engagement Ring- The Adelaide (Customizable Heart Cut Cathedral Solitaire with Two-Tone Option Decorative Trellis 'Down Under')

Cubic Zirconia Engagement Ring- The Adelaide (Customizable Heart Cut Cathedral Solitaire with Two-Tone Option Decorative Trellis 'Down Under')

From $249.29 USD
  We first made The Adelaide engagement ring for a free-spirited woman from "Down Under". A woman who was easily misunderstood. Look from above and you'll see little more than...
Cubic Zirconia Engagement Ring- The Adele Elise (Three-Stone Round Cut with Filigree Accented Band)

Cubic Zirconia Engagement Ring- The Adele Elise (Three-Stone Round Cut with Filigree Accented Band)

From $650.15 USD
Get the engagement ring alone or see this ring with the full wedding set here, including matching anniversary band, for a two-ring discount. Carat Weight:  0.75 Carat Center Stone, 1.24...
Cubic Zirconia Engagement Ring- The Ahimsa (Customizable Cathedral-set Heart Cut Style with Shared Prong Band)

Cubic Zirconia Engagement Ring- The Ahimsa (Customizable Cathedral-set Heart Cut Style with Shared Prong Band)

From $453.45 USD
The Ahimsa has a simple purity of design that a certain kind of woman will absolutely adore. Our master jewelers first crafted this wearable work of art with a special...
Cubic Zirconia Engagement Ring- The Alelli (Customizable Heart Cut Style with Thin and Twisted Micropavé Band)

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

From $973.68 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 Alondra (Customizable Cathedral-set 3-stone Heart Cut Style with Dual Oval Cut Accents & Wide Split Band)

Cubic Zirconia Engagement Ring- The Alondra (Customizable Cathedral-set 3-stone Heart Cut Style with Dual Oval Cut Accents & Wide Split Band)

From $366.48 USD
If an alluring vixen captured your attention, heart (and desire) from the moment you laid eyes upon her - and you're considering a marriage proposal soon - then we say...
Cubic Zirconia Engagement Ring- The Amber (Customizable Halo-Styled Cathedral Heart Cut Design)

Cubic Zirconia Engagement Ring- The Amber (Customizable Halo-Styled Cathedral Heart Cut Design)

From $389.23 USD
A mystery to some, you know the secret hidden in her DNA. She brings you to life, like an enchantress, as she unearths the absolute best of you that was...
Cubic Zirconia Engagement Ring- The Amice (Customizable Vintage 5-stone Design with Cushion Cut Center and Artistic Band Décor)

Cubic Zirconia Engagement Ring- The Amice (Customizable Vintage 5-stone Design with Cushion Cut Center and Artistic Band Décor)

From $290.95 USD
Slim, sexy, and maybe a little bit sassy? Yeah, we're talking about you-know-who...isn't she a bona-fide beauty with a hint of French-model attitude and pouty, infinitely kissable lips? If that...
Cubic Zirconia Engagement Ring- The Amice (Customizable Vintage 5-stone Design with Emerald Cut Center and Artistic Band Décor)

Cubic Zirconia Engagement Ring- The Amice (Customizable Vintage 5-stone Design with Emerald Cut Center and Artistic Band Décor)

From $308.48 USD
Slim, sexy, and maybe a little bit sassy? Yeah, we're talking about you-know-who...isn't she a bona-fide beauty with a hint of French-model attitude and pouty, infinitely kissable lips? If that...
Cubic Zirconia Engagement Ring- The Amice (Customizable Vintage 5-stone Design with Oval Cut Center and Artistic Band Décor)

Cubic Zirconia Engagement Ring- The Amice (Customizable Vintage 5-stone Design with Oval Cut Center and Artistic Band Décor)

From $310.44 USD
Slim, sexy, and maybe a little bit sassy? Yeah, we're talking about you-know-who...isn't she a bona-fide beauty with a hint of French-model attitude and pouty, infinitely kissable lips? If that...
Cubic Zirconia Engagement Ring- The Amice (Customizable Vintage 5-stone Design with Pear Cut Center and Artistic Band Décor)

Cubic Zirconia Engagement Ring- The Amice (Customizable Vintage 5-stone Design with Pear Cut Center and Artistic Band Décor)

From $310.24 USD
Slim, sexy, and maybe a little bit sassy? Yeah, we're talking about you-know-who...isn't she a bona-fide beauty with a hint of French-model attitude and pouty, infinitely kissable lips? If that...
Cubic Zirconia Engagement Ring- The Amice (Customizable Vintage 5-stone Design with Princess/Square Cut Center and Artistic Band Décor)

Cubic Zirconia Engagement Ring- The Amice (Customizable Vintage 5-stone Design with Princess/Square Cut Center and Artistic Band Décor)

From $310.63 USD
Slim, sexy, and maybe a little bit sassy? Yeah, we're talking about you-know-who...isn't she a bona-fide beauty with a hint of French-model attitude and pouty, infinitely kissable lips? If that...
Cubic Zirconia Engagement Ring- The Amice (Customizable Vintage 5-stone Design with Radiant Cut Center and Artistic Band Décor)

Cubic Zirconia Engagement Ring- The Amice (Customizable Vintage 5-stone Design with Radiant Cut Center and Artistic Band Décor)

From $308.48 USD
Slim, sexy, and maybe a little bit sassy? Yeah, we're talking about you-know-who...isn't she a bona-fide beauty with a hint of French-model attitude and pouty, infinitely kissable lips? If that...
Cubic Zirconia Engagement Ring- The Amice (Customizable Vintage 5-stone Design with Round Cut Center and Artistic Band Décor)

Cubic Zirconia Engagement Ring- The Amice (Customizable Vintage 5-stone Design with Round Cut Center and Artistic Band Décor)

From $333.71 USD
Slim, sexy, and maybe a little bit sassy? Yeah, we're talking about you-know-who...isn't she a bona-fide beauty with a hint of French-model attitude and pouty, infinitely kissable lips? If that...
Cubic Zirconia Engagement Ring- The Angelica (0.20 CT Round Stackable Solitaire with Sleek Band and Heart Motif)

Cubic Zirconia Engagement Ring- The Angelica (0.20 CT Round Stackable Solitaire with Sleek Band and Heart Motif)

From $216.76 USD
The Angelica knows love. She knows lust too for that matter, but this here is a PG-13 jewelry store, okay pal? Featuring a hand-engraved band embellished with little metallic hearts...
Cubic Zirconia Engagement Ring- The Annemarie (Customizable Heart Cut Design featuring Shared Prong Split-band)

Cubic Zirconia Engagement Ring- The Annemarie (Customizable Heart Cut Design featuring Shared Prong Split-band)

From $604.82 USD
When you carry yourself like a Duchess, men will listen to your reason whether it's reasonable or not. That's one of the keys to successful influence, and while the suffragists...
Cubic Zirconia Engagement Ring- The Annika (Customizable 7-stone Design with Cushion Cut Center Plus Sculptural Band and Filigree)

Cubic Zirconia Engagement Ring- The Annika (Customizable 7-stone Design with Cushion Cut Center Plus Sculptural Band and Filigree)

From $255.65 USD
We think our jewelry design team hit a grand slam with this very special 7-stone engagement ring. Three (3) side knuckle accents sit to the side on the left and...
Cubic Zirconia Engagement Ring- The Annika (Customizable 7-stone Design with Emerald Cut Center Plus Sculptural Band and Filigree)

Cubic Zirconia Engagement Ring- The Annika (Customizable 7-stone Design with Emerald Cut Center Plus Sculptural Band and Filigree)

From $280.84 USD
We think our jewelry design team hit a grand slam with this very special 7-stone engagement ring. Three (3) side knuckle accents sit to the side on the left and...
Cubic Zirconia Engagement Ring- The Annika (Customizable 7-stone Design with Oval Cut Center Plus Sculptural Band and Filigree)

Cubic Zirconia Engagement Ring- The Annika (Customizable 7-stone Design with Oval Cut Center Plus Sculptural Band and Filigree)

From $282.79 USD
We think our jewelry design team hit a grand slam with this very special 7-stone engagement ring. Three (3) side knuckle accents sit to the side on the left and...
Cubic Zirconia Engagement Ring- The Annika (Customizable 7-stone Design with Princess/Square Cut Center Plus Sculptural Band and Filigree)

Cubic Zirconia Engagement Ring- The Annika (Customizable 7-stone Design with Princess/Square Cut Center Plus Sculptural Band and Filigree)

From $275.23 USD
We think our jewelry design team hit a grand slam with this very special 7-stone engagement ring. Three (3) side knuckle accents sit to the side on the left and...
Cubic Zirconia Engagement Ring- The Annika (Customizable 7-stone Design with Radiant Cut Center Plus Sculptural Band and Filigree)

Cubic Zirconia Engagement Ring- The Annika (Customizable 7-stone Design with Radiant Cut Center Plus Sculptural Band and Filigree)

From $280.84 USD
We think our jewelry design team hit a grand slam with this very special 7-stone engagement ring. Three (3) side knuckle accents sit to the side on the left and...
Cubic Zirconia Engagement Ring- The Annika (Customizable 7-stone Design with Round Cut Center Plus Sculptural Band and Filigree)

Cubic Zirconia Engagement Ring- The Annika (Customizable 7-stone Design with Round Cut Center Plus Sculptural Band and Filigree)

From $299.29 USD
We think our jewelry design team hit a grand slam with this very special 7-stone engagement ring. Three (3) side knuckle accents sit to the side on the left and...
Cubic Zirconia Engagement Ring- The Aretha (Customizable Bezel-set Heart Cut Solitaire with Grooved Band)

Cubic Zirconia Engagement Ring- The Aretha (Customizable Bezel-set Heart Cut Solitaire with Grooved Band)

From $261.95 USD
A single 5A diamond-quality Heart Cut solitaire center stone sits pure and chaste, ensconced in a tastefully understated, bezel-setting style that puts the focus on the finger. And isn't that...
Cubic Zirconia Engagement Ring- The Autumn (1.0 CT Round Solitaire with Hand-Engraved Band and Two-Tone Peekaboo Accents)

Cubic Zirconia Engagement Ring- The Autumn (1.0 CT Round Solitaire with Hand-Engraved Band and Two-Tone Peekaboo Accents)

From $0.00 USD
Featuring a 1.0 Carat Round Cut AAAAA diamond-quality Cubic Zirconia center stone plus a fantabulous hand-engraved band reminiscent of the fall season and gold heart-designed peekaboo side accents in gold...
Cubic Zirconia Engagement Ring- The Belem (Customizable 5-stone Baguette+Round-Accented Heart Cut Design))

Cubic Zirconia Engagement Ring- The Belem (Customizable 5-stone Baguette+Round-Accented Heart Cut Design))

From $363.47 USD
The perfect color (choose contemporary white metal, rose gold or yellow gold). The perfect balance. The perfect silhouette. The perfect, ideal-cut, flawless and colorless diamond-quality 5A cubic zirconia stones. And...
Cubic Zirconia Engagement Ring- The Bentley (Customizable Asscher Cut Solitaire with Wide Tapered Band and Side Engraving Motif)

Cubic Zirconia Engagement Ring- The Bentley (Customizable Asscher Cut Solitaire with Wide Tapered Band and Side Engraving Motif)

From $272.73 USD
We like to say this ring is as boring as a Bentley automobile, and of course that sophistication-on-wheels vehicle is anything but boring. Twin engraved ring flanks carry a design...
Cubic Zirconia Engagement Ring- The Bentley (Customizable Cushion Cut Solitaire with Wide Tapered Band and Side Engraving Motif)

Cubic Zirconia Engagement Ring- The Bentley (Customizable Cushion Cut Solitaire with Wide Tapered Band and Side Engraving Motif)

From $270.71 USD
We like to say this ring is as boring as a Bentley automobile, and of course that sophistication-on-wheels vehicle is anything but boring. Twin engraved ring flanks carry a design...
Cubic Zirconia Engagement Ring- The Bentley (Customizable Emerald Cut Solitaire with Wide Tapered Band and Side Engraving Motif)

Cubic Zirconia Engagement Ring- The Bentley (Customizable Emerald Cut Solitaire with Wide Tapered Band and Side Engraving Motif)

From $264.97 USD
We like to say this ring is as boring as a Bentley automobile, and of course that sophistication-on-wheels vehicle is anything but boring. Twin engraved ring flanks carry a design...
Cubic Zirconia Engagement Ring- The Bentley (Customizable Marquise Cut Solitaire with Wide Tapered Band and Side Engraving Motif)

Cubic Zirconia Engagement Ring- The Bentley (Customizable Marquise Cut Solitaire with Wide Tapered Band and Side Engraving Motif)

From $264.26 USD
We like to say this ring is as boring as a Bentley automobile, and of course that sophistication-on-wheels vehicle is anything but boring. Twin engraved ring flanks carry a design...
Cubic Zirconia Engagement Ring- The Bentley (Customizable Oval Cut Solitaire with Wide Tapered Band and Side Engraving Motif)

Cubic Zirconia Engagement Ring- The Bentley (Customizable Oval Cut Solitaire with Wide Tapered Band and Side Engraving Motif)

From $264.26 USD
We like to say this ring is as boring as a Bentley automobile, and of course that sophistication-on-wheels vehicle is anything but boring. Twin engraved ring flanks carry a design...
Cubic Zirconia Engagement Ring- The Bentley (Customizable Princess Cut Solitaire with Wide Tapered Band and Side Engraving Motif)

Cubic Zirconia Engagement Ring- The Bentley (Customizable Princess Cut Solitaire with Wide Tapered Band and Side Engraving Motif)

From $256.63 USD
We like to say this ring is as boring as a Bentley automobile, and of course that sophistication-on-wheels vehicle is anything but boring. Twin engraved ring flanks carry a design...
Cubic Zirconia Engagement Ring- The Bentley (Customizable Radiant Cut Solitaire with Wide Tapered Band and Side Engraving Motif)

Cubic Zirconia Engagement Ring- The Bentley (Customizable Radiant Cut Solitaire with Wide Tapered Band and Side Engraving Motif)

From $264.97 USD
We like to say this ring is as boring as a Bentley automobile, and of course that sophistication-on-wheels vehicle is anything but boring. Twin engraved ring flanks carry a design...
Cubic Zirconia Engagement Ring- The Bentley (Customizable Round Cut Solitaire with Wide Tapered Band and Side Engraving Motif)

Cubic Zirconia Engagement Ring- The Bentley (Customizable Round Cut Solitaire with Wide Tapered Band and Side Engraving Motif)

From $268.24 USD
We like to say this ring is as boring as a Bentley automobile, and of course that sophistication-on-wheels vehicle is anything but boring. Twin engraved ring flanks carry a design...
Cubic Zirconia Engagement Ring- The Bodhi (Customizable 9-stone Design with Heart Cut Center and Round Bezel Accents)

Cubic Zirconia Engagement Ring- The Bodhi (Customizable 9-stone Design with Heart Cut Center and Round Bezel Accents)

From $398.57 USD
The woman who wears this stylish piece of bridal jewelry likes to think of herself as flirty and fun. And the man who gifts it to her ought to see...
Cubic Zirconia Engagement Ring- The Carlotta (Customizable Heart Cut Center with 100-stone* "Waterfall" Pavé Split Band)

Cubic Zirconia Engagement Ring- The Carlotta (Customizable Heart Cut Center with 100-stone* "Waterfall" Pavé Split Band)

From $484.68 USD
You CAN meet someone and instantly want him. You can have that lightning-in-a-bottle chemistry where your reason is temporarily swept away by how this new person makes you feel. Now,...
Cubic Zirconia Engagement Ring- The Cassy Anya (Customizable Heart Cut Style with Artisan Bypass and Shared Prong Band)

Cubic Zirconia Engagement Ring- The Cassy Anya (Customizable Heart Cut Style with Artisan Bypass and Shared Prong Band)

From $421.61 USD
The Cassy Anya: like a red-hot ring pop for a sweet but fiery woman whose inner heat cannot be quenched any more than a man's desire for that special kind...
Cubic Zirconia Engagement Ring- The Catherine Lea (Customizable Heart Cut Design with Halo and Thin Pavé Band)

Cubic Zirconia Engagement Ring- The Catherine Lea (Customizable Heart Cut Design with Halo and Thin Pavé Band)

From $577.23 USD
If The Catherine Lea isn't the right fit for you/her, we encourage you to "just say no". There will always be opportunities that come your way that you know are...

US Size 3.75 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 3.75.

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.