Description
cosc parametri, The COSC tests are carried out with absolute rigour: The chronometric certification of wristwatches with a balance spring is based on 7 criteria set by the ISO 3159 standard, all of which must be fully met.
Beige and white GG Supreme canvas
cosc chronometer speed
Gold-toned hardware
cosc chronometer precision
Double G
Inside: 8 open pocket
cosc chronometer speed
Chain top handle with 7″ drop
Top zip closure
cosc chronometer standards
9.8″W x 4.3″H x 3.8″D
Weight: 0.3lbs approximately
cosc mechanical chronometer