Aviation automatic chronograph watch with stop function automatic movement stainless steel case special case design turnable bezel with tachymeter scale at the inner ring waterproof to 10 ATM chronograph function case diameter without crown approx. 46 mm thickness approx. 16 mm the totally length of the strap appr. 22cm stainless steel backside high quality leather strap with stainless steel pin buckle band width 24mm indication of date indication of daydate excellent condition unworn photos are part of the description insured shipping is provided