Jaeger-LeCoultre Master Compressor Memovox 146.8.97/1. Automatic JLC caliber 918 movement. 41.5mm diameter Steel case, which is water resistant to 100 meters. Black dial with white numeral and triangular baton hour markers, with mechanical alarm time display wheel operated and wound by top right push piece, bottom right adjusts the time and winds the movement, top left moves the inner bi-directional bezel. Steel bracelet with double folding clasp. Solid case back. Box and Papers dated May 2003.