This is very nice and well made bag from West Germany by well known company J.J. KUBLER NATURLEDER.
TRUE VINTAGE BAG from 1980's. Very similar to Dutch RUITERTASSEN bags !!!!!
Handcrafted in heavy and supple cowhide in British tan color.
Bags condition is VERY GOOD with no rips or tears. It seems that this bag was never been used ! I will rate it 8 / 10.
ALL LEATHER BRIEFCASE including interior with the exception of the zippered divider!
Exterior- several spots, scratches and scuffs but leather is in great condition and very supple.
All the stitches are intact. Corners well preserved.
Interior- very clean with NO SIGNS OF USE. No unusual odors. Unlined, just fine raw leather. Two large compartments with central zippered space. Two large pockets in front. Some spotting on the interior part of flap ( photo # 8 ). NICELY SPACIOUS !!!! 
Heavy duty  silver hardware. Unused name plate in front.
All leather ergonomic handle - very clean and strong secured with rivets.
All the stress points are riveted !!!!
Comes with the original leather shoulder straps with pad. You can use this bag as a messenger bag or as a backpack.
Dimensions: 16" W X 12" H X 5.5" D expanded.
TRUE VINTAGE NOSTALGIC GERMAN BAG FOR THE MODERN  STYLISH PROFESSIONAL.
Thank you.