Contacting the lady with the lost emerald cut diamond

Morning Seth,
As you advised I had a try to send a message to this enquirier,
but have had no reply. I suspect ive got it wrong as I cant manage this
new s/ware. sorry!
So, can you please send them an email to ask,

  1. did they get my email?
  2. If not can they write to me off list to my email address?
    I have some useful info to pass onandas such this thread is not yet
    Confirm you can do this for me?