Your currency on Zibbet and Etsy must match.
If they are different, you will need to update one of them to make them match.
Updating your currency on Zibbet
On Zibbet, you may have set a shop currency if you sell on either the Zibbet Marketplace or Stitch.
If so, please follow this help guide on how to change your shop currency: http://support.zibbet.com/how-to-sell-on-the-zibbet-marketplace/setting-up-your-shop/how-do-i-sell-in-my-own-currency
Updating your currency on Etsy
For information on how to update your currency on Etsy, please refer to this help guide: https://help.etsy.com/hc/en-us/articles/360000336747-How-to-List-Items-in-Your-Preferred-Currency?segment=selling