The coat of arms of Christopher Altnau designed by him, and emblazoned by me.
Blazon: Vert, two scythes in saltire Argent; on a chief Argent, three cornflowers Azure, seeded Argent.
Crest: Upon a helm affronty, with a wreath Argent and Vert, a swan displayed proper in front of a rose Gules, barbed Vert.
Mantling: Vert doubled Argent.
Motto: «Ex antiquis pratis».