Quote:
Originally Posted by ipoh
Hello all,
From the Rolex website, the movement is "-2/+2 sec/day, after casing".
May i know what does the 'after casing' mean? Thank you in advance.
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The movements get tested outside of the case by COSC. After they put them inside their cases, they get tested by Rolex again to make sure nothing happened to the accuracy during transport and assembling. So after casing refers to, after the watch was fully completed, put in the case.