...on a Riva-type calf leather strap. It is OEM and branded with the Habring2 name on the underside. If you search for Hirsch Riva straps online you will see the same type of strap that is on my watch.
Thanks for the nice words about my watch. I am really happy with it, and glad some of my Purist friends are enjoying my pictures too.
Cheers,
Daos