MWC Aircraft Instrument Airspeed Indicator Wall Clock with Silent Quartz Movement and Sweep Second Hand (Size 22.5 cm / approx 9") 100ATM Even hardened mineral crystals do

Even hardened mineral crystals do not match sapphire's durability under adverse conditions

39mm (including crown) Crystal Diameter 31

Historical Inspiration:

Case: Strong and robust polycarbonate

MWC Aircraft Instrument Airspeed Indicator Wall Clock with Silent Quartz Movement and Sweep Second Hand (Size 22.5 cm / approx 9") 100ATM Even hardened mineral crystals doSKU 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.