As WVHUNTER said, I have had my 1200 for about tens years. Ranged a bull at 672 yards this past season in snow, and light fog. It actually suprised me.
I have the 2700b. It works great to about 1000 on antelope in flat country if you can steady it on a tripod. In rolling ground it is much better. Hit up Doug @cameralandny.com he hooked me up with a great deal
Leica rangefinders can't be beat