Definition of tram. 1  1 : any of various vehicles: such asa : a carrier that travels on an overhead cable or railsb chiefly British : streetcarc : a boxlike wagon running on rails (as in a mine) 2  2 trams plural, chiefly British : a streetcar line.
The stamp is a hallmark and indicates it is made of 14 karat gold and the GCJ stands for 'George Carter Jessop'. Some of our pieces can have a Jessop's or GCJ stamp. Although there could be other makers who exist who also use GCJ.
Couldn't find the full form or full meaning of COC? Maybe you were looking for one of these abbreviations: COBTA - COBU - COBUS - COBX - COBZ - COC-GE - COCA - COCADI - COCAINE - COCB