This is what you would call Curb Appeal If Google were a home buyer. If its going to spend any amount of time crawling your site it wants its’ connections to be a the very least secure. One of the best options we use for our clients is Comodo SSl paired with a reputable CDN like CloudFlare.
Update
Usually this process is almost instant but looks like this time around it’s going to take the full 24 hours to issue.