Thanks for the comment. I tried playing with both of them for a round and didn't really find much of a difference so I think I will stick to the Pro V1 as I prefer the overall feel of it and feel comfortable having played it for a long time.
Hi Larry -
Congratulations on your Hole-in-One! You can use the link below to register your achievement with Titleist.
http://www.titleist.com/myaccount/holeinone.aspx