ANOTHER NICE FIND,,THIS WRIST WATCH,,,,,THE CRYSTAL MEASURES APPROX A 3/4 TO 13/16 INCH ACROSS,,,THE CASE IS APPROX 25.6 MM ACROSS NOT MEASURING THE CROWN,,,CHECK THE ITEM DESCRIPTION FOR A FULL DESCRIPTION,,,,A NICE WATCH FOR ANY WATCHMAKER,,,THANKS FOR LOOKING AND GOD BLESS