Heat-treated to remove internal stresses
This image can be found as the last image after the cap badge
8 Oe for improved durability
the PVD process alters the steel at a molecular level
This movement is powered by a battery that drives the coils and quartz oscillator
MWC Aircraft Instrument Airspeed Indicator Wall Clock with Silent Quartz Movement and Sweep Second Hand (Size 22.5 cm / approx 9") aviator Heat-treated to remove internal stressesSKU Code: CLK. A. SPEED Originally created in 2009 as promotional items for our retailers, flying clubs, and military bases, our military themed clocks have become incredibly popular. Due to high demand, we expanded our range to offer these unique clocks for retail sale as well. Serving as excellent conversation pieces in offices, workshops, garages, reception areas, and more, this limited edition model is a unique variation of the original design.