The lighting cover that is supposed to be in Ramat Gan is located in North Tel Aviv
The lid is similar to other manhole covers made by the same manufacturer, for example Click for cover's details
GJS-500-7 also called GGG50 marks a strong and heat-resistant type of metal while GJS is a sign for Continuously Cast Spheroidal Graphite Iron - which describes a process in which the metal is continuously fed.
Translation of the text on the cover: Ramat Gan Municipality The emblem of the city of Ramat Gan IS 489 600 D400 EN124 lighting Cork must be locked RAD-YH CHINA On the frame: GJS 500-7 D400 2018