April 25, 2012April 17, 2012 Bill Stoddard Kundo 1960s 400 Day Clock with Original Packing and Instructions This Kundo standard 400 day clock (probably from the 1960s or early 1970s) still has its original instructions and styrofoam packing. See more photos. Repair job 5730. Horolovar back plate no. 1380. .0032 inch suspension spring. Share this post:Like this:Like Loading...