Steel Jaeger-LeCoultre Reverso Grande Date 300.84.20 . Case length including lugs 46.5mm approximately, width 29mm approximately, water resistant to 30 meters. Mechanical  movement,  8 day power reserve, tested 1,000 hours. Central winding crown to wind the mechanism, and to re-set the time and adjust the date. Silver dial with centre guilloche, black numerals. Tan croc strap with steel buckle.