The large locking screw and reticle are proof of this being a military issue item. As well these binoculars have the artillery crosshairs. The binoculars themselves show age but are fully functional with relatively clear optic that have only some dust in them and no chips or any cracks.
With a bit of care these binoculars will clean up a bit more. The item "GERMAN ARMY NAVY ORIGINAL BINOCULARS WW1 GOERZ BERLIN 6X30 DRP LEATHER CASE" is in sale since Saturday, April 23, 2016. This item is in the category "Collectibles\Militaria\WW I (1914-18)\Original Period Items\Germany\Personal, Field Gear".
The seller is "vit-zemanek" and is located in Czech Republic, EUROPE. This item can be shipped worldwide.