need info help about a diode for 68 magi

[snelson903]

im repairing my 1968 roundie color, chassie # T938 its had a color problem since i picked up ,havent really got into till now . from the looks of it im wondering if this was hit by lighting, from cap c101 on line input .047 was exploded and other signs ,the question i have theres a diode CR101 prt #530097-3 / gecr-2 /or ecg119 it seems to be open ,now my nte book doesnt even show a discription of this # whats the modern replacement for it and some info on it, all i know is its a high voltage rec. type ,and its not a zener diode. its in line for the 1200 v boost ,was this diode a problem and was it updated. thanks for your help