Seiko Actus Stop Second 6306-8020 circa 1976 October, cal 6306A, hacked system. Still in very mint condition and unpolished case of course…😛 #seikoactus #vintagewatch #ykxwatch #allwatchid #watchfamasia – instawatchesblog
WTS] Seiko Type II 4623-8020 Green Sunburst Dial – WatchPatrol
Antique Watch Bar: SEIKO SILVERWAVE 6306-8000 SSW10 (SOLD)
Seiko Actus SS Green Dial Reff. 6306-8020 Nice Condition - myWatchMart