No. Moissanite in a high-quality setting, given honestly and chosen deliberately, is not tacky.
A moissanite engagement ring is not inherently tacky. The perception of tackiness comes from a specific scenario — giving moissanite while implying or allowing the recipient to assume it is diamond. That is a transparency issue, not a quality issue.
Moissanite in a well-made Fenora ring in 18KT gold or platinum looks like a beautiful, high-quality gemstone ring. It does not look cheap, it does not look fake, and it does not look like what most people think when they hear the word "tacky".
When people ask if moissanite is tacky, they are usually asking two different questions.
The one situation where the tacky concern has genuine basis: giving moissanite to someone who specifically values diamond without disclosing it.
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