It seems to me that the last two digits of the date mark has been purposely distressed to make it unreadable...
Fellow collectors are NOT adversaries to be bested...
☭ "Ричик, я не понимаю, почему, почему ты тратишь деньги на эти вещи!" ☭
I saw this for sale and I'm passing on it. The cockarde is right, but like Richie said, the date stamp has obviously been rubbed.
thanks for the information gentlemen!