It measures 87mm (3.4") across. Condition is good (one chip underneath the rim edge and another on the bottom of the flange, tiny pin point size nicks to the bottom edge of the flange, slight staining in the glaze - see photos)
I would date from around the 1870/80's
Can collect from near J24 M62 Ainley Top if local
Can deliver to any of the Elsecar bottle shows