Tian Harlan NOS Chromachron Color Time watch, 1973 Tian Harlan NOS Chromachron Color Time mechanical watch made in chrome and plastic in 1973
Tian Harlan Chromachon Color Time watch 1973 Tian Harlan NOS Chromachron Color Time mechanical watch made in chrome in 1973
Tian Harlan plastic Chromachron Color Time watch, 1973 Tian Harlan Chromachron Color Time mechanical watch made in plastic 1973