Certificate of completion of articleship

Approx 45 to 60 days.

You can also check from the following link

 https://220.225.242.179/locm_article.asp?MRH_MRN=123456

Replace your Principal's Membership Number in place of 123456

Thanks Gautam Day but tht link showing :No Article / Audit Training found
I received letter from ICAI stating that they recorded completion of Articlship on their record

if you received letter from icai saying articleship completion taken to record,, that will be enough