GIA Drops the 4C’s for Lab-Grown Diamonds: Why It Doesn’t Matter episode artwork

EPISODE · Sep 4, 2025 · 3 MIN

GIA Drops the 4C’s for Lab-Grown Diamonds: Why It Doesn’t Matter

from The Engagement Ring Podcast by Melanie Casey Jewelry · host Melanie Casey

Starting October 2025, GIA will stop grading lab-grown diamonds with the traditional 4C’s, instead labeling them “Premium” or “Standard.” In this short news update, designer Melanie Casey of melaniecasey.com explains what this change means, why most lab-grown diamonds will end up labeled “Standard,” and why it has no impact on clients. IGI reports remain the industry standard for lab-grown diamonds, so nothing changes for your engagement ring. Shop Diamond Engagement Rings | Melanie Casey with transparent and GIA and IGI grading reports online!

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GIA Drops the 4C’s for Lab-Grown Diamonds: Why It Doesn’t Matter

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How long is this episode of The Engagement Ring Podcast by Melanie Casey Jewelry?

This episode is 3 minutes long.

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This episode was published on September 4, 2025.

What is this episode about?

Starting October 2025, GIA will stop grading lab-grown diamonds with the traditional 4C’s, instead labeling them “Premium” or “Standard.” In this short news update, designer Melanie Casey of melaniecasey.com explains what this change means, why most...

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