Thanks Professor M. I've just reported it on the message and submitted that form too. Noticed that '3rd party selling reviews' is not one of the many 3rd party violations you can choose between. I wonder if this means they don't have a team/resources allocated to this?
New advertising option:
A review of your product or service posted by a Sterling Sky employee. This will also be shared on the Sterling Sky & LSF Twitter accounts, our Facebook group, LinkedIn, and both newsletters.