Fast strap change, Master Compressor Extreme World Chronograph

An ingenious exclusive system for changing the wristband in under two minutes with no need for any special tool, switching from a leather to an articulated rubber strap or to a metal bracelet. All you need to do is to move the two push-pieces on the back of the case to remove the wristband. To put the new wristband in place, simply attach it back onto the case.