An Etymological Dictionary of the German Language/Annotated/Sechter
Sechter, masculine, ‘two pecks,’ from Middle High German sëhter, sëster, sëhster, masculine, ‘a dry measure,’ Old High German sëhtâri, sëhstâri, ‘two pecks (about)'; derived, like Old Saxon sëster, from Latin sextarius, whence also Anglo-Saxon sëster, Italian sestiere, French setier.