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GIA 4Cs Diamond Blog

GIA 4Cs Diamond Blog

Ruby and diamond ring.
Rubies vs. Diamonds: What Are the Similarities and Differences?
Rubies and diamonds are among the world’s most treasured gemstones. Learn about which similarities and differences you should know before a purchase.
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© 2002 – 2025 Gemological Institute of America Inc. GIA is a nonprofit 501(c)(3) organization.
All rights reserved.

Use of this site signifies your agreement to its terms of use.
© 2002 – 2025 Gemological Institute of America Inc.
GIA is a nonprofit 501(c)(3) organization.
All rights reserved.