You did it – you finally did it! You’ve implemented all recommended schema.org types and properties throughout your Magento store only to see Google Merchant Center warning you for “Insufficient match of microdata price information”. Let’s admit it – we’ve all been there at least once.
Although we don’t usually face this issue on simple product pages (since product markup on these pages is pretty straightforward), we can often find it on product variants.
Since setting up correct structured data markup on grouped and configurable products isn’t always easy as it seems, I’ve prepared this short guide that should serve you for both SEO and PPC purposes.