IWC - Pilots Watch Big Pilots Watch IW500901 Tumbler BENTONITE CLAY- is a volcanic

BENTONITE CLAY- is a volcanic ash

XL Color White&Black Detail

Base: 4-3/4" (120 mm)

Tank Switch: Tank Pressure Switch

IWC - Pilots Watch Big Pilots Watch IW500901 Tumbler BENTONITE CLAY- is a volcanic46 mm stainless steel case with soft iron inner case for protection against magnetic fields, crystal secured against displacement by drop in air pressure, screw in crown, black dial, pellaton automatic winding calibre 51111 movement with date display, power reserve display, Glucydur beryllium alloy balance with high precision adjustment cam on balance arms, Breguet spring, approximately 7 days of power reserve, black alligator leather strap. Water