Jaeger-LeCoultre - Master Compressor Extreme LAB 2 Watch Q2032540 3xlarge Membrane Housing: Three 4" x

Membrane Housing: Three 4" x 40"  Membrane Housing

For monitoring the system's operating pressure

Model CQE-CO-02113 Valve 3150 Type Single Pipe Size 2" Cu

You can see the BeOne brand name at the upper left lens and both sides of the temple

Jaeger-LeCoultre - Master Compressor Extreme LAB 2 Watch Q2032540 3xlarge Membrane Housing: Three 4" x46. 8mm by 16. 5mm thick 18K pink gold case, ruthenium dial with luminescent numerals and hour markers, calibre 780 automatic movement with hours, minutes, seconds, date, second time zone, chronograph, digital instant chronograph, 60 second counter, power reserve, approximately 60 hours of power reserve, black alligator leather strap and articulated rubber strap, pin buckle. Water resistant to 10 bar.