"I am more fascinated with WWII but I'll look at a WWI Luger. Is it in the For Sale portion of the forum?"
Take a look at this one. I'd buy it myself but we are about $100 apart.
http://forum.lugerforum.com/showthread.php?t=24985
To me there is a bit more quality of finish on the DWM guns, but that is entirely MHO.
Merry Christmas.
dju