The timepiece alo includes a click mechanism operative to shift {HEAD ~ an hours hand} step wise from any optional position without affecting a minutes hand and {TAIL ~ a seconds hand} 
without affecting
The timepiece alo includes a click mechanism operative to shift { HEAD ~ an hours hand } step wise from any optional position without affecting a minutes hand and { TAIL ~ a seconds hand }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH REL REL OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL