US Size 6.50

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Cubic Zirconia Anniversary Ring Band, Style 122-968 (0.22 TCW Round Bezel Stackable)

Cubic Zirconia Anniversary Ring Band, Style 122-968 (0.22 TCW Round Bezel Stackable)

From $548.57 USD
Designed to be "stackable" so it fits well on the same finger with a wide assortment of engagement rings, feel free to buy this anniversary band along with many of...
Cubic Zirconia Anniversary Ring Band, Style 122-968 (0.28 TCW Marquise Bezel Stackable)

Cubic Zirconia Anniversary Ring Band, Style 122-968 (0.28 TCW Marquise Bezel Stackable)

From $419.51 USD
Designed to be "stackable" so it fits well on the same finger with a wide assortment of engagement rings, feel free to buy this anniversary band along with many of...
Cubic Zirconia Anniversary Ring Band, Style 122-968 (0.30 TCW Princess Bezel Stackable)

Cubic Zirconia Anniversary Ring Band, Style 122-968 (0.30 TCW Princess Bezel Stackable)

From $548.78 USD
Designed to be "stackable" so it fits well on the same finger with a wide assortment of engagement rings, feel free to buy this anniversary band along with many of...
Cubic Zirconia Engagement Ring- Customer Designed Style 5609

Cubic Zirconia Engagement Ring- Customer Designed Style 5609

From $369.51 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 Heidi Grethe (Customizable 9-stone Design with Asscher Cut Center and Complementary Quad Bezel-Accent Sets)

Cubic Zirconia Engagement Ring- The Heidi Grethe (Customizable 9-stone Design with Asscher Cut Center and Complementary Quad Bezel-Accent Sets)

From $409.69 USD
The Heidi Grethe engagement ring is perfect for the gal who's always got your back. You know: the one who will never let you down. The lady destined to rock...
Cubic Zirconia Engagement Ring- The Heidi Grethe (Customizable 9-stone Design with Cushion Cut Center and Complementary Quad Bezel-Accent Sets)

Cubic Zirconia Engagement Ring- The Heidi Grethe (Customizable 9-stone Design with Cushion Cut Center and Complementary Quad Bezel-Accent Sets)

From $405.42 USD
The Heidi Grethe engagement ring is perfect for the gal who's always got your back. You know: the one who will never let you down. The lady destined to rock...
Cubic Zirconia Engagement Ring- The Heidi Grethe (Customizable 9-stone Design with Emerald Cut Center and Complementary Quad Bezel-Accent Sets)

Cubic Zirconia Engagement Ring- The Heidi Grethe (Customizable 9-stone Design with Emerald Cut Center and Complementary Quad Bezel-Accent Sets)

From $400.05 USD
The Heidi Grethe engagement ring is perfect for the gal who's always got your back. You know: the one who will never let you down. The lady destined to rock...
Cubic Zirconia Engagement Ring- The Heidi Grethe (Customizable 9-stone Design with Marquise Cut Center and Complementary Quad Bezel-Accent Sets)

Cubic Zirconia Engagement Ring- The Heidi Grethe (Customizable 9-stone Design with Marquise Cut Center and Complementary Quad Bezel-Accent Sets)

From $397.18 USD
The Heidi Grethe engagement ring is perfect for the gal who's always got your back. You know: the one who will never let you down. The lady destined to rock...
Cubic Zirconia Engagement Ring- The Heidi Grethe (Customizable 9-stone Design with Oval Cut Center and Complementary Quad Bezel-Accent Sets)

Cubic Zirconia Engagement Ring- The Heidi Grethe (Customizable 9-stone Design with Oval Cut Center and Complementary Quad Bezel-Accent Sets)

From $399.55 USD
The Heidi Grethe engagement ring is perfect for the gal who's always got your back. You know: the one who will never let you down. The lady destined to rock...
Cubic Zirconia Engagement Ring- The Heidi Grethe (Customizable 9-stone Design with Pear Cut Center and Complementary Quad Bezel-Accent Sets)

Cubic Zirconia Engagement Ring- The Heidi Grethe (Customizable 9-stone Design with Pear Cut Center and Complementary Quad Bezel-Accent Sets)

From $424.40 USD
The Heidi Grethe engagement ring is perfect for the gal who's always got your back. You know: the one who will never let you down. The lady destined to rock...
Cubic Zirconia Engagement Ring- The Heidi Grethe (Customizable 9-stone Design with Princess/Square Cut Center and Complementary Quad Bezel-Accent Sets)

Cubic Zirconia Engagement Ring- The Heidi Grethe (Customizable 9-stone Design with Princess/Square Cut Center and Complementary Quad Bezel-Accent Sets)

From $425.42 USD
The Heidi Grethe engagement ring is perfect for the gal who's always got your back. You know: the one who will never let you down. The lady destined to rock...
Cubic Zirconia Engagement Ring- The Heidi Grethe (Customizable 9-stone Design with Radiant Cut Center and Complementary Quad Bezel-Accent Sets)

Cubic Zirconia Engagement Ring- The Heidi Grethe (Customizable 9-stone Design with Radiant Cut Center and Complementary Quad Bezel-Accent Sets)

From $400.05 USD
The Heidi Grethe engagement ring is perfect for the gal who's always got your back. You know: the one who will never let you down. The lady destined to rock...
Cubic Zirconia Engagement Ring- The Heidi Grethe (Customizable 9-stone Design with Round Cut Center and Complementary Quad Bezel-Accent Sets)

Cubic Zirconia Engagement Ring- The Heidi Grethe (Customizable 9-stone Design with Round Cut Center and Complementary Quad Bezel-Accent Sets)

From $449.37 USD
The Heidi Grethe engagement ring is perfect for the gal who's always got your back. You know: the one who will never let you down. The lady destined to rock...

US Size 6.50 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 6.50.

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.