here is a vintage 1930s german luftwaffe pattern flieger pilots watch...this is the large 41mm case (excluding the crown) with the double clamshell back and 15 jewel signed helvetia movement .signed helvetia suisse prop dial which is in excellent condition..it winds sets and runs well and is a great timekeeper...there is no slop when winding or setting the time that you will find on alot of these old fliegers ..has the thick armored flat crystal as evident in photos..i ..it is fitted on a nice period style flieger strap with rivets and roller buckle ...the only issue is that i cannot get the rotating bezel to turn..it is stuck ......i also have a ww2 hanhart chronograph for sale on ebay this week as well .... i always combine shipping...feel free to ask questions and if you have a free moment, take a look at my other unusual and unique horological items i have listed on ebay this week....i happily ship worldwide and i ship rocket fast