Abstract: The present invention relates to a glass bottle neck suitable for the automatic production of bottles by means of a molding process for molding part of the neck of the bottle and subsequent blowing of the rest of the bottle, provided with an annular collar (20) for removing the bottle from the mold, wherein the neck consists of a collar segment (A) provided with an annular collar (20), a transition segment (B) provided with an annular outer recess (30), and a wide segment (C) with an outer wall face (11) flush with the outer collar face (21) and with an internal conduit (12) having a diameter that is larger than the internal conduit (12) of the collar segment (A), with the annular outer recess (30) being recessed with respect to the outer collar face (21) and with respect to the outer wall face (11) of the wide segment (C).