SEIKO King Quartz Analog Round Watch Day Date 4823-8120,1977 Seiko King Quartz HSS 4823-8120 – TokeiMedic,Seiko King Quartz 4823-8120 from 1977 (HSS) – Paleh,Seiko King Quartz 4823-8120 / case no.774401, made in Japan.,Seiko King Quartz 4823-8120 / case no.774401, made in Japan.