Submariner, Ref:6536/1, Serial No.399***, Movement No.N893617, Circa 1959
25-jewel Cal.1030 automatic movement adjusted to 5 positions and temperature, gloss black dial with luminous dot hour markers and baton quarters, outer printed minute divisions, Mercedes hands with luminous inserts, brushed and polished tonneau shaped case with screw down back and crown, revolving black bezel calibrated for 60 units with red triangle, fitted stainless steel Oyster bracelet with folding clasp stamped 1 69, case, dial and movement signed
37mm.